tools: upgrade to @babel/eslint-parser 7.12.1

PR-URL: https://github.com/nodejs/node/pull/36321
Fixes: https://github.com/ensure
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>

.eslintrc.js

@@ -16,7 +16,8 @@ const ModuleFindPath = Module._findPath;
 const hacks = [
   'eslint-plugin-node-core',
   'eslint-plugin-markdown',
-  'babel-eslint',
+  '@babel/eslint-parser',
+  '@babel/plugin-syntax-class-properties',
 ];
 Module._findPath = (request, paths, isMain) => {
   const r = ModuleFindPath(request, paths, isMain);
@@ -37,8 +38,14 @@ Module._findPath = (request, paths, isMain) => {
 module.exports = {
   root: true,
   plugins: ['markdown', 'node-core'],
-  parser: 'babel-eslint',
-  parserOptions: { sourceType: 'script' },
+  parser: '@babel/eslint-parser',
+  parserOptions: {
+    babelOptions: {
+      plugins: [Module._findPath('@babel/plugin-syntax-class-properties')],
+    },
+    requireConfigFile: false,
+    sourceType: 'script',
+  },
   overrides: [
     {
       files: [

test/parallel/test-assert.js

@@ -1282,7 +1282,7 @@ assert.throws(
 );
 
 assert.throws(
-  () => a.notStrictEqual(5n),
+  () => a.notStrictEqual(5n), // eslint-disable-line no-restricted-syntax
   { code: 'ERR_MISSING_ARGS' }
 );
 

tools/node_modules/@babel/core/README.md

@@ -0,0 +1,19 @@
+# @babel/core
+
+> Babel compiler core.
+
+See our website [@babel/core](https://babeljs.io/docs/en/babel-core) for more information or the [issues](https://github.com/babel/babel/issues?utf8=%E2%9C%93&q=is%3Aissue+label%3A%22pkg%3A%20core%22+is%3Aopen) associated with this package.
+
+## Install
+
+Using npm:
+
+```sh
+npm install --save-dev @babel/core
+```
+
+or using yarn:
+
+```sh
+yarn add @babel/core --dev
+```

tools/node_modules/@babel/core/lib/config/caching.js

@@ -0,0 +1,327 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.makeWeakCache = makeWeakCache;
+exports.makeWeakCacheSync = makeWeakCacheSync;
+exports.makeStrongCache = makeStrongCache;
+exports.makeStrongCacheSync = makeStrongCacheSync;
+exports.assertSimpleType = assertSimpleType;
+
+function _gensync() {
+  const data = _interopRequireDefault(require("gensync"));
+
+  _gensync = function () {
+    return data;
+  };
+
+  return data;
+}
+
+var _async = require("../gensync-utils/async");
+
+var _util = require("./util");
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+const synchronize = gen => {
+  return (0, _gensync().default)(gen).sync;
+};
+
+function* genTrue(data) {
+  return true;
+}
+
+function makeWeakCache(handler) {
+  return makeCachedFunction(WeakMap, handler);
+}
+
+function makeWeakCacheSync(handler) {
+  return synchronize(makeWeakCache(handler));
+}
+
+function makeStrongCache(handler) {
+  return makeCachedFunction(Map, handler);
+}
+
+function makeStrongCacheSync(handler) {
+  return synchronize(makeStrongCache(handler));
+}
+
+function makeCachedFunction(CallCache, handler) {
+  const callCacheSync = new CallCache();
+  const callCacheAsync = new CallCache();
+  const futureCache = new CallCache();
+  return function* cachedFunction(arg, data) {
+    const asyncContext = yield* (0, _async.isAsync)();
+    const callCache = asyncContext ? callCacheAsync : callCacheSync;
+    const cached = yield* getCachedValueOrWait(asyncContext, callCache, futureCache, arg, data);
+    if (cached.valid) return cached.value;
+    const cache = new CacheConfigurator(data);
+    const handlerResult = handler(arg, cache);
+    let finishLock;
+    let value;
+
+    if ((0, _util.isIterableIterator)(handlerResult)) {
+      const gen = handlerResult;
+      value = yield* (0, _async.onFirstPause)(gen, () => {
+        finishLock = setupAsyncLocks(cache, futureCache, arg);
+      });
+    } else {
+      value = handlerResult;
+    }
+
+    updateFunctionCache(callCache, cache, arg, value);
+
+    if (finishLock) {
+      futureCache.delete(arg);
+      finishLock.release(value);
+    }
+
+    return value;
+  };
+}
+
+function* getCachedValue(cache, arg, data) {
+  const cachedValue = cache.get(arg);
+
+  if (cachedValue) {
+    for (const {
+      value,
+      valid
+    } of cachedValue) {
+      if (yield* valid(data)) return {
+        valid: true,
+        value
+      };
+    }
+  }
+
+  return {
+    valid: false,
+    value: null
+  };
+}
+
+function* getCachedValueOrWait(asyncContext, callCache, futureCache, arg, data) {
+  const cached = yield* getCachedValue(callCache, arg, data);
+
+  if (cached.valid) {
+    return cached;
+  }
+
+  if (asyncContext) {
+    const cached = yield* getCachedValue(futureCache, arg, data);
+
+    if (cached.valid) {
+      const value = yield* (0, _async.waitFor)(cached.value.promise);
+      return {
+        valid: true,
+        value
+      };
+    }
+  }
+
+  return {
+    valid: false,
+    value: null
+  };
+}
+
+function setupAsyncLocks(config, futureCache, arg) {
+  const finishLock = new Lock();
+  updateFunctionCache(futureCache, config, arg, finishLock);
+  return finishLock;
+}
+
+function updateFunctionCache(cache, config, arg, value) {
+  if (!config.configured()) config.forever();
+  let cachedValue = cache.get(arg);
+  config.deactivate();
+
+  switch (config.mode()) {
+    case "forever":
+      cachedValue = [{
+        value,
+        valid: genTrue
+      }];
+      cache.set(arg, cachedValue);
+      break;
+
+    case "invalidate":
+      cachedValue = [{
+        value,
+        valid: config.validator()
+      }];
+      cache.set(arg, cachedValue);
+      break;
+
+    case "valid":
+      if (cachedValue) {
+        cachedValue.push({
+          value,
+          valid: config.validator()
+        });
+      } else {
+        cachedValue = [{
+          value,
+          valid: config.validator()
+        }];
+        cache.set(arg, cachedValue);
+      }
+
+  }
+}
+
+class CacheConfigurator {
+  constructor(data) {
+    this._active = true;
+    this._never = false;
+    this._forever = false;
+    this._invalidate = false;
+    this._configured = false;
+    this._pairs = [];
+    this._data = void 0;
+    this._data = data;
+  }
+
+  simple() {
+    return makeSimpleConfigurator(this);
+  }
+
+  mode() {
+    if (this._never) return "never";
+    if (this._forever) return "forever";
+    if (this._invalidate) return "invalidate";
+    return "valid";
+  }
+
+  forever() {
+    if (!this._active) {
+      throw new Error("Cannot change caching after evaluation has completed.");
+    }
+
+    if (this._never) {
+      throw new Error("Caching has already been configured with .never()");
+    }
+
+    this._forever = true;
+    this._configured = true;
+  }
+
+  never() {
+    if (!this._active) {
+      throw new Error("Cannot change caching after evaluation has completed.");
+    }
+
+    if (this._forever) {
+      throw new Error("Caching has already been configured with .forever()");
+    }
+
+    this._never = true;
+    this._configured = true;
+  }
+
+  using(handler) {
+    if (!this._active) {
+      throw new Error("Cannot change caching after evaluation has completed.");
+    }
+
+    if (this._never || this._forever) {
+      throw new Error("Caching has already been configured with .never or .forever()");
+    }
+
+    this._configured = true;
+    const key = handler(this._data);
+    const fn = (0, _async.maybeAsync)(handler, `You appear to be using an async cache handler, but Babel has been called synchronously`);
+
+    if ((0, _async.isThenable)(key)) {
+      return key.then(key => {
+        this._pairs.push([key, fn]);
+
+        return key;
+      });
+    }
+
+    this._pairs.push([key, fn]);
+
+    return key;
+  }
+
+  invalidate(handler) {
+    this._invalidate = true;
+    return this.using(handler);
+  }
+
+  validator() {
+    const pairs = this._pairs;
+    return function* (data) {
+      for (const [key, fn] of pairs) {
+        if (key !== (yield* fn(data))) return false;
+      }
+
+      return true;
+    };
+  }
+
+  deactivate() {
+    this._active = false;
+  }
+
+  configured() {
+    return this._configured;
+  }
+
+}
+
+function makeSimpleConfigurator(cache) {
+  function cacheFn(val) {
+    if (typeof val === "boolean") {
+      if (val) cache.forever();else cache.never();
+      return;
+    }
+
+    return cache.using(() => assertSimpleType(val()));
+  }
+
+  cacheFn.forever = () => cache.forever();
+
+  cacheFn.never = () => cache.never();
+
+  cacheFn.using = cb => cache.using(() => assertSimpleType(cb()));
+
+  cacheFn.invalidate = cb => cache.invalidate(() => assertSimpleType(cb()));
+
+  return cacheFn;
+}
+
+function assertSimpleType(value) {
+  if ((0, _async.isThenable)(value)) {
+    throw new Error(`You appear to be using an async cache handler, ` + `which your current version of Babel does not support. ` + `We may add support for this in the future, ` + `but if you're on the most recent version of @babel/core and still ` + `seeing this error, then you'll need to synchronously handle your caching logic.`);
+  }
+
+  if (value != null && typeof value !== "string" && typeof value !== "boolean" && typeof value !== "number") {
+    throw new Error("Cache keys must be either string, boolean, number, null, or undefined.");
+  }
+
+  return value;
+}
+
+class Lock {
+  constructor() {
+    this.released = false;
+    this.promise = void 0;
+    this._resolve = void 0;
+    this.promise = new Promise(resolve => {
+      this._resolve = resolve;
+    });
+  }
+
+  release(value) {
+    this.released = true;
+
+    this._resolve(value);
+  }
+
+}

tools/node_modules/@babel/core/lib/config/config-chain.js

@@ -0,0 +1,552 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.buildPresetChain = buildPresetChain;
+exports.buildRootChain = buildRootChain;
+exports.buildPresetChainWalker = void 0;
+
+function _path() {
+  const data = _interopRequireDefault(require("path"));
+
+  _path = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _debug() {
+  const data = _interopRequireDefault(require("debug"));
+
+  _debug = function () {
+    return data;
+  };
+
+  return data;
+}
+
+var _options = require("./validation/options");
+
+var _patternToRegex = _interopRequireDefault(require("./pattern-to-regex"));
+
+var _printer = require("./printer");
+
+var _files = require("./files");
+
+var _caching = require("./caching");
+
+var _configDescriptors = require("./config-descriptors");
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+const debug = (0, _debug().default)("babel:config:config-chain");
+
+function* buildPresetChain(arg, context) {
+  const chain = yield* buildPresetChainWalker(arg, context);
+  if (!chain) return null;
+  return {
+    plugins: dedupDescriptors(chain.plugins),
+    presets: dedupDescriptors(chain.presets),
+    options: chain.options.map(o => normalizeOptions(o)),
+    files: new Set()
+  };
+}
+
+const buildPresetChainWalker = makeChainWalker({
+  root: preset => loadPresetDescriptors(preset),
+  env: (preset, envName) => loadPresetEnvDescriptors(preset)(envName),
+  overrides: (preset, index) => loadPresetOverridesDescriptors(preset)(index),
+  overridesEnv: (preset, index, envName) => loadPresetOverridesEnvDescriptors(preset)(index)(envName),
+  createLogger: () => () => {}
+});
+exports.buildPresetChainWalker = buildPresetChainWalker;
+const loadPresetDescriptors = (0, _caching.makeWeakCacheSync)(preset => buildRootDescriptors(preset, preset.alias, _configDescriptors.createUncachedDescriptors));
+const loadPresetEnvDescriptors = (0, _caching.makeWeakCacheSync)(preset => (0, _caching.makeStrongCacheSync)(envName => buildEnvDescriptors(preset, preset.alias, _configDescriptors.createUncachedDescriptors, envName)));
+const loadPresetOverridesDescriptors = (0, _caching.makeWeakCacheSync)(preset => (0, _caching.makeStrongCacheSync)(index => buildOverrideDescriptors(preset, preset.alias, _configDescriptors.createUncachedDescriptors, index)));
+const loadPresetOverridesEnvDescriptors = (0, _caching.makeWeakCacheSync)(preset => (0, _caching.makeStrongCacheSync)(index => (0, _caching.makeStrongCacheSync)(envName => buildOverrideEnvDescriptors(preset, preset.alias, _configDescriptors.createUncachedDescriptors, index, envName))));
+
+function* buildRootChain(opts, context) {
+  let configReport, babelRcReport;
+  const programmaticLogger = new _printer.ConfigPrinter();
+  const programmaticChain = yield* loadProgrammaticChain({
+    options: opts,
+    dirname: context.cwd
+  }, context, undefined, programmaticLogger);
+  if (!programmaticChain) return null;
+  const programmaticReport = programmaticLogger.output();
+  let configFile;
+
+  if (typeof opts.configFile === "string") {
+    configFile = yield* (0, _files.loadConfig)(opts.configFile, context.cwd, context.envName, context.caller);
+  } else if (opts.configFile !== false) {
+    configFile = yield* (0, _files.findRootConfig)(context.root, context.envName, context.caller);
+  }
+
+  let {
+    babelrc,
+    babelrcRoots
+  } = opts;
+  let babelrcRootsDirectory = context.cwd;
+  const configFileChain = emptyChain();
+  const configFileLogger = new _printer.ConfigPrinter();
+
+  if (configFile) {
+    const validatedFile = validateConfigFile(configFile);
+    const result = yield* loadFileChain(validatedFile, context, undefined, configFileLogger);
+    if (!result) return null;
+    configReport = configFileLogger.output();
+
+    if (babelrc === undefined) {
+      babelrc = validatedFile.options.babelrc;
+    }
+
+    if (babelrcRoots === undefined) {
+      babelrcRootsDirectory = validatedFile.dirname;
+      babelrcRoots = validatedFile.options.babelrcRoots;
+    }
+
+    mergeChain(configFileChain, result);
+  }
+
+  const pkgData = typeof context.filename === "string" ? yield* (0, _files.findPackageData)(context.filename) : null;
+  let ignoreFile, babelrcFile;
+  let isIgnored = false;
+  const fileChain = emptyChain();
+
+  if ((babelrc === true || babelrc === undefined) && pkgData && babelrcLoadEnabled(context, pkgData, babelrcRoots, babelrcRootsDirectory)) {
+    ({
+      ignore: ignoreFile,
+      config: babelrcFile
+    } = yield* (0, _files.findRelativeConfig)(pkgData, context.envName, context.caller));
+
+    if (ignoreFile) {
+      fileChain.files.add(ignoreFile.filepath);
+    }
+
+    if (ignoreFile && shouldIgnore(context, ignoreFile.ignore, null, ignoreFile.dirname)) {
+      isIgnored = true;
+    }
+
+    if (babelrcFile && !isIgnored) {
+      const validatedFile = validateBabelrcFile(babelrcFile);
+      const babelrcLogger = new _printer.ConfigPrinter();
+      const result = yield* loadFileChain(validatedFile, context, undefined, babelrcLogger);
+
+      if (!result) {
+        isIgnored = true;
+      } else {
+        babelRcReport = babelrcLogger.output();
+        mergeChain(fileChain, result);
+      }
+    }
+
+    if (babelrcFile && isIgnored) {
+      fileChain.files.add(babelrcFile.filepath);
+    }
+  }
+
+  if (context.showConfig) {
+    console.log(`Babel configs on "${context.filename}" (ascending priority):\n` + [configReport, babelRcReport, programmaticReport].filter(x => !!x).join("\n\n"));
+    return null;
+  }
+
+  const chain = mergeChain(mergeChain(mergeChain(emptyChain(), configFileChain), fileChain), programmaticChain);
+  return {
+    plugins: isIgnored ? [] : dedupDescriptors(chain.plugins),
+    presets: isIgnored ? [] : dedupDescriptors(chain.presets),
+    options: isIgnored ? [] : chain.options.map(o => normalizeOptions(o)),
+    fileHandling: isIgnored ? "ignored" : "transpile",
+    ignore: ignoreFile || undefined,
+    babelrc: babelrcFile || undefined,
+    config: configFile || undefined,
+    files: chain.files
+  };
+}
+
+function babelrcLoadEnabled(context, pkgData, babelrcRoots, babelrcRootsDirectory) {
+  if (typeof babelrcRoots === "boolean") return babelrcRoots;
+  const absoluteRoot = context.root;
+
+  if (babelrcRoots === undefined) {
+    return pkgData.directories.indexOf(absoluteRoot) !== -1;
+  }
+
+  let babelrcPatterns = babelrcRoots;
+  if (!Array.isArray(babelrcPatterns)) babelrcPatterns = [babelrcPatterns];
+  babelrcPatterns = babelrcPatterns.map(pat => {
+    return typeof pat === "string" ? _path().default.resolve(babelrcRootsDirectory, pat) : pat;
+  });
+
+  if (babelrcPatterns.length === 1 && babelrcPatterns[0] === absoluteRoot) {
+    return pkgData.directories.indexOf(absoluteRoot) !== -1;
+  }
+
+  return babelrcPatterns.some(pat => {
+    if (typeof pat === "string") {
+      pat = (0, _patternToRegex.default)(pat, babelrcRootsDirectory);
+    }
+
+    return pkgData.directories.some(directory => {
+      return matchPattern(pat, babelrcRootsDirectory, directory, context);
+    });
+  });
+}
+
+const validateConfigFile = (0, _caching.makeWeakCacheSync)(file => ({
+  filepath: file.filepath,
+  dirname: file.dirname,
+  options: (0, _options.validate)("configfile", file.options)
+}));
+const validateBabelrcFile = (0, _caching.makeWeakCacheSync)(file => ({
+  filepath: file.filepath,
+  dirname: file.dirname,
+  options: (0, _options.validate)("babelrcfile", file.options)
+}));
+const validateExtendFile = (0, _caching.makeWeakCacheSync)(file => ({
+  filepath: file.filepath,
+  dirname: file.dirname,
+  options: (0, _options.validate)("extendsfile", file.options)
+}));
+const loadProgrammaticChain = makeChainWalker({
+  root: input => buildRootDescriptors(input, "base", _configDescriptors.createCachedDescriptors),
+  env: (input, envName) => buildEnvDescriptors(input, "base", _configDescriptors.createCachedDescriptors, envName),
+  overrides: (input, index) => buildOverrideDescriptors(input, "base", _configDescriptors.createCachedDescriptors, index),
+  overridesEnv: (input, index, envName) => buildOverrideEnvDescriptors(input, "base", _configDescriptors.createCachedDescriptors, index, envName),
+  createLogger: (input, context, baseLogger) => buildProgrammaticLogger(input, context, baseLogger)
+});
+const loadFileChainWalker = makeChainWalker({
+  root: file => loadFileDescriptors(file),
+  env: (file, envName) => loadFileEnvDescriptors(file)(envName),
+  overrides: (file, index) => loadFileOverridesDescriptors(file)(index),
+  overridesEnv: (file, index, envName) => loadFileOverridesEnvDescriptors(file)(index)(envName),
+  createLogger: (file, context, baseLogger) => buildFileLogger(file.filepath, context, baseLogger)
+});
+
+function* loadFileChain(input, context, files, baseLogger) {
+  const chain = yield* loadFileChainWalker(input, context, files, baseLogger);
+
+  if (chain) {
+    chain.files.add(input.filepath);
+  }
+
+  return chain;
+}
+
+const loadFileDescriptors = (0, _caching.makeWeakCacheSync)(file => buildRootDescriptors(file, file.filepath, _configDescriptors.createUncachedDescriptors));
+const loadFileEnvDescriptors = (0, _caching.makeWeakCacheSync)(file => (0, _caching.makeStrongCacheSync)(envName => buildEnvDescriptors(file, file.filepath, _configDescriptors.createUncachedDescriptors, envName)));
+const loadFileOverridesDescriptors = (0, _caching.makeWeakCacheSync)(file => (0, _caching.makeStrongCacheSync)(index => buildOverrideDescriptors(file, file.filepath, _configDescriptors.createUncachedDescriptors, index)));
+const loadFileOverridesEnvDescriptors = (0, _caching.makeWeakCacheSync)(file => (0, _caching.makeStrongCacheSync)(index => (0, _caching.makeStrongCacheSync)(envName => buildOverrideEnvDescriptors(file, file.filepath, _configDescriptors.createUncachedDescriptors, index, envName))));
+
+function buildFileLogger(filepath, context, baseLogger) {
+  if (!baseLogger) {
+    return () => {};
+  }
+
+  return baseLogger.configure(context.showConfig, _printer.ChainFormatter.Config, {
+    filepath
+  });
+}
+
+function buildRootDescriptors({
+  dirname,
+  options
+}, alias, descriptors) {
+  return descriptors(dirname, options, alias);
+}
+
+function buildProgrammaticLogger(_, context, baseLogger) {
+  var _context$caller;
+
+  if (!baseLogger) {
+    return () => {};
+  }
+
+  return baseLogger.configure(context.showConfig, _printer.ChainFormatter.Programmatic, {
+    callerName: (_context$caller = context.caller) == null ? void 0 : _context$caller.name
+  });
+}
+
+function buildEnvDescriptors({
+  dirname,
+  options
+}, alias, descriptors, envName) {
+  const opts = options.env && options.env[envName];
+  return opts ? descriptors(dirname, opts, `${alias}.env["${envName}"]`) : null;
+}
+
+function buildOverrideDescriptors({
+  dirname,
+  options
+}, alias, descriptors, index) {
+  const opts = options.overrides && options.overrides[index];
+  if (!opts) throw new Error("Assertion failure - missing override");
+  return descriptors(dirname, opts, `${alias}.overrides[${index}]`);
+}
+
+function buildOverrideEnvDescriptors({
+  dirname,
+  options
+}, alias, descriptors, index, envName) {
+  const override = options.overrides && options.overrides[index];
+  if (!override) throw new Error("Assertion failure - missing override");
+  const opts = override.env && override.env[envName];
+  return opts ? descriptors(dirname, opts, `${alias}.overrides[${index}].env["${envName}"]`) : null;
+}
+
+function makeChainWalker({
+  root,
+  env,
+  overrides,
+  overridesEnv,
+  createLogger
+}) {
+  return function* (input, context, files = new Set(), baseLogger) {
+    const {
+      dirname
+    } = input;
+    const flattenedConfigs = [];
+    const rootOpts = root(input);
+
+    if (configIsApplicable(rootOpts, dirname, context)) {
+      flattenedConfigs.push({
+        config: rootOpts,
+        envName: undefined,
+        index: undefined
+      });
+      const envOpts = env(input, context.envName);
+
+      if (envOpts && configIsApplicable(envOpts, dirname, context)) {
+        flattenedConfigs.push({
+          config: envOpts,
+          envName: context.envName,
+          index: undefined
+        });
+      }
+
+      (rootOpts.options.overrides || []).forEach((_, index) => {
+        const overrideOps = overrides(input, index);
+
+        if (configIsApplicable(overrideOps, dirname, context)) {
+          flattenedConfigs.push({
+            config: overrideOps,
+            index,
+            envName: undefined
+          });
+          const overrideEnvOpts = overridesEnv(input, index, context.envName);
+
+          if (overrideEnvOpts && configIsApplicable(overrideEnvOpts, dirname, context)) {
+            flattenedConfigs.push({
+              config: overrideEnvOpts,
+              index,
+              envName: context.envName
+            });
+          }
+        }
+      });
+    }
+
+    if (flattenedConfigs.some(({
+      config: {
+        options: {
+          ignore,
+          only
+        }
+      }
+    }) => shouldIgnore(context, ignore, only, dirname))) {
+      return null;
+    }
+
+    const chain = emptyChain();
+    const logger = createLogger(input, context, baseLogger);
+
+    for (const {
+      config,
+      index,
+      envName
+    } of flattenedConfigs) {
+      if (!(yield* mergeExtendsChain(chain, config.options, dirname, context, files, baseLogger))) {
+        return null;
+      }
+
+      logger(config, index, envName);
+      mergeChainOpts(chain, config);
+    }
+
+    return chain;
+  };
+}
+
+function* mergeExtendsChain(chain, opts, dirname, context, files, baseLogger) {
+  if (opts.extends === undefined) return true;
+  const file = yield* (0, _files.loadConfig)(opts.extends, dirname, context.envName, context.caller);
+
+  if (files.has(file)) {
+    throw new Error(`Configuration cycle detected loading ${file.filepath}.\n` + `File already loaded following the config chain:\n` + Array.from(files, file => ` - ${file.filepath}`).join("\n"));
+  }
+
+  files.add(file);
+  const fileChain = yield* loadFileChain(validateExtendFile(file), context, files, baseLogger);
+  files.delete(file);
+  if (!fileChain) return false;
+  mergeChain(chain, fileChain);
+  return true;
+}
+
+function mergeChain(target, source) {
+  target.options.push(...source.options);
+  target.plugins.push(...source.plugins);
+  target.presets.push(...source.presets);
+
+  for (const file of source.files) {
+    target.files.add(file);
+  }
+
+  return target;
+}
+
+function mergeChainOpts(target, {
+  options,
+  plugins,
+  presets
+}) {
+  target.options.push(options);
+  target.plugins.push(...plugins());
+  target.presets.push(...presets());
+  return target;
+}
+
+function emptyChain() {
+  return {
+    options: [],
+    presets: [],
+    plugins: [],
+    files: new Set()
+  };
+}
+
+function normalizeOptions(opts) {
+  const options = Object.assign({}, opts);
+  delete options.extends;
+  delete options.env;
+  delete options.overrides;
+  delete options.plugins;
+  delete options.presets;
+  delete options.passPerPreset;
+  delete options.ignore;
+  delete options.only;
+  delete options.test;
+  delete options.include;
+  delete options.exclude;
+
+  if (Object.prototype.hasOwnProperty.call(options, "sourceMap")) {
+    options.sourceMaps = options.sourceMap;
+    delete options.sourceMap;
+  }
+
+  return options;
+}
+
+function dedupDescriptors(items) {
+  const map = new Map();
+  const descriptors = [];
+
+  for (const item of items) {
+    if (typeof item.value === "function") {
+      const fnKey = item.value;
+      let nameMap = map.get(fnKey);
+
+      if (!nameMap) {
+        nameMap = new Map();
+        map.set(fnKey, nameMap);
+      }
+
+      let desc = nameMap.get(item.name);
+
+      if (!desc) {
+        desc = {
+          value: item
+        };
+        descriptors.push(desc);
+        if (!item.ownPass) nameMap.set(item.name, desc);
+      } else {
+        desc.value = item;
+      }
+    } else {
+      descriptors.push({
+        value: item
+      });
+    }
+  }
+
+  return descriptors.reduce((acc, desc) => {
+    acc.push(desc.value);
+    return acc;
+  }, []);
+}
+
+function configIsApplicable({
+  options
+}, dirname, context) {
+  return (options.test === undefined || configFieldIsApplicable(context, options.test, dirname)) && (options.include === undefined || configFieldIsApplicable(context, options.include, dirname)) && (options.exclude === undefined || !configFieldIsApplicable(context, options.exclude, dirname));
+}
+
+function configFieldIsApplicable(context, test, dirname) {
+  const patterns = Array.isArray(test) ? test : [test];
+  return matchesPatterns(context, patterns, dirname);
+}
+
+function shouldIgnore(context, ignore, only, dirname) {
+  if (ignore && matchesPatterns(context, ignore, dirname)) {
+    var _context$filename;
+
+    const message = `No config is applied to "${(_context$filename = context.filename) != null ? _context$filename : "(unknown)"}" because it matches one of \`ignore: ${JSON.stringify(ignore)}\` from "${dirname}"`;
+    debug(message);
+
+    if (context.showConfig) {
+      console.log(message);
+    }
+
+    return true;
+  }
+
+  if (only && !matchesPatterns(context, only, dirname)) {
+    var _context$filename2;
+
+    const message = `No config is applied to "${(_context$filename2 = context.filename) != null ? _context$filename2 : "(unknown)"}" because it fails to match one of \`only: ${JSON.stringify(only)}\` from "${dirname}"`;
+    debug(message);
+
+    if (context.showConfig) {
+      console.log(message);
+    }
+
+    return true;
+  }
+
+  return false;
+}
+
+function matchesPatterns(context, patterns, dirname) {
+  return patterns.some(pattern => matchPattern(pattern, dirname, context.filename, context));
+}
+
+function matchPattern(pattern, dirname, pathToTest, context) {
+  if (typeof pattern === "function") {
+    return !!pattern(pathToTest, {
+      dirname,
+      envName: context.envName,
+      caller: context.caller
+    });
+  }
+
+  if (typeof pathToTest !== "string") {
+    throw new Error(`Configuration contains string/RegExp pattern, but no filename was passed to Babel`);
+  }
+
+  if (typeof pattern === "string") {
+    pattern = (0, _patternToRegex.default)(pattern, dirname);
+  }
+
+  return pattern.test(pathToTest);
+}

tools/node_modules/@babel/core/lib/config/config-descriptors.js

@@ -0,0 +1,211 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.createCachedDescriptors = createCachedDescriptors;
+exports.createUncachedDescriptors = createUncachedDescriptors;
+exports.createDescriptor = createDescriptor;
+
+var _files = require("./files");
+
+var _item = require("./item");
+
+var _caching = require("./caching");
+
+function isEqualDescriptor(a, b) {
+  return a.name === b.name && a.value === b.value && a.options === b.options && a.dirname === b.dirname && a.alias === b.alias && a.ownPass === b.ownPass && (a.file && a.file.request) === (b.file && b.file.request) && (a.file && a.file.resolved) === (b.file && b.file.resolved);
+}
+
+function createCachedDescriptors(dirname, options, alias) {
+  const {
+    plugins,
+    presets,
+    passPerPreset
+  } = options;
+  return {
+    options,
+    plugins: plugins ? () => createCachedPluginDescriptors(plugins, dirname)(alias) : () => [],
+    presets: presets ? () => createCachedPresetDescriptors(presets, dirname)(alias)(!!passPerPreset) : () => []
+  };
+}
+
+function createUncachedDescriptors(dirname, options, alias) {
+  let plugins;
+  let presets;
+  return {
+    options,
+    plugins: () => {
+      if (!plugins) {
+        plugins = createPluginDescriptors(options.plugins || [], dirname, alias);
+      }
+
+      return plugins;
+    },
+    presets: () => {
+      if (!presets) {
+        presets = createPresetDescriptors(options.presets || [], dirname, alias, !!options.passPerPreset);
+      }
+
+      return presets;
+    }
+  };
+}
+
+const PRESET_DESCRIPTOR_CACHE = new WeakMap();
+const createCachedPresetDescriptors = (0, _caching.makeWeakCacheSync)((items, cache) => {
+  const dirname = cache.using(dir => dir);
+  return (0, _caching.makeStrongCacheSync)(alias => (0, _caching.makeStrongCacheSync)(passPerPreset => createPresetDescriptors(items, dirname, alias, passPerPreset).map(desc => loadCachedDescriptor(PRESET_DESCRIPTOR_CACHE, desc))));
+});
+const PLUGIN_DESCRIPTOR_CACHE = new WeakMap();
+const createCachedPluginDescriptors = (0, _caching.makeWeakCacheSync)((items, cache) => {
+  const dirname = cache.using(dir => dir);
+  return (0, _caching.makeStrongCacheSync)(alias => createPluginDescriptors(items, dirname, alias).map(desc => loadCachedDescriptor(PLUGIN_DESCRIPTOR_CACHE, desc)));
+});
+const DEFAULT_OPTIONS = {};
+
+function loadCachedDescriptor(cache, desc) {
+  const {
+    value,
+    options = DEFAULT_OPTIONS
+  } = desc;
+  if (options === false) return desc;
+  let cacheByOptions = cache.get(value);
+
+  if (!cacheByOptions) {
+    cacheByOptions = new WeakMap();
+    cache.set(value, cacheByOptions);
+  }
+
+  let possibilities = cacheByOptions.get(options);
+
+  if (!possibilities) {
+    possibilities = [];
+    cacheByOptions.set(options, possibilities);
+  }
+
+  if (possibilities.indexOf(desc) === -1) {
+    const matches = possibilities.filter(possibility => isEqualDescriptor(possibility, desc));
+
+    if (matches.length > 0) {
+      return matches[0];
+    }
+
+    possibilities.push(desc);
+  }
+
+  return desc;
+}
+
+function createPresetDescriptors(items, dirname, alias, passPerPreset) {
+  return createDescriptors("preset", items, dirname, alias, passPerPreset);
+}
+
+function createPluginDescriptors(items, dirname, alias) {
+  return createDescriptors("plugin", items, dirname, alias);
+}
+
+function createDescriptors(type, items, dirname, alias, ownPass) {
+  const descriptors = items.map((item, index) => createDescriptor(item, dirname, {
+    type,
+    alias: `${alias}$${index}`,
+    ownPass: !!ownPass
+  }));
+  assertNoDuplicates(descriptors);
+  return descriptors;
+}
+
+function createDescriptor(pair, dirname, {
+  type,
+  alias,
+  ownPass
+}) {
+  const desc = (0, _item.getItemDescriptor)(pair);
+
+  if (desc) {
+    return desc;
+  }
+
+  let name;
+  let options;
+  let value = pair;
+
+  if (Array.isArray(value)) {
+    if (value.length === 3) {
+      [value, options, name] = value;
+    } else {
+      [value, options] = value;
+    }
+  }
+
+  let file = undefined;
+  let filepath = null;
+
+  if (typeof value === "string") {
+    if (typeof type !== "string") {
+      throw new Error("To resolve a string-based item, the type of item must be given");
+    }
+
+    const resolver = type === "plugin" ? _files.loadPlugin : _files.loadPreset;
+    const request = value;
+    ({
+      filepath,
+      value
+    } = resolver(value, dirname));
+    file = {
+      request,
+      resolved: filepath
+    };
+  }
+
+  if (!value) {
+    throw new Error(`Unexpected falsy value: ${String(value)}`);
+  }
+
+  if (typeof value === "object" && value.__esModule) {
+    if (value.default) {
+      value = value.default;
+    } else {
+      throw new Error("Must export a default export when using ES6 modules.");
+    }
+  }
+
+  if (typeof value !== "object" && typeof value !== "function") {
+    throw new Error(`Unsupported format: ${typeof value}. Expected an object or a function.`);
+  }
+
+  if (filepath !== null && typeof value === "object" && value) {
+    throw new Error(`Plugin/Preset files are not allowed to export objects, only functions. In ${filepath}`);
+  }
+
+  return {
+    name,
+    alias: filepath || alias,
+    value,
+    options,
+    dirname,
+    ownPass,
+    file
+  };
+}
+
+function assertNoDuplicates(items) {
+  const map = new Map();
+
+  for (const item of items) {
+    if (typeof item.value !== "function") continue;
+    let nameMap = map.get(item.value);
+
+    if (!nameMap) {
+      nameMap = new Set();
+      map.set(item.value, nameMap);
+    }
+
+    if (nameMap.has(item.name)) {
+      const conflicts = items.filter(i => i.value === item.value);
+      throw new Error([`Duplicate plugin/preset detected.`, `If you'd like to use two separate instances of a plugin,`, `they need separate names, e.g.`, ``, `  plugins: [`, `    ['some-plugin', {}],`, `    ['some-plugin', {}, 'some unique name'],`, `  ]`, ``, `Duplicates detected are:`, `${JSON.stringify(conflicts, null, 2)}`].join("\n"));
+    }
+
+    nameMap.add(item.name);
+  }
+}

tools/node_modules/@babel/core/lib/config/files/configuration.js

@@ -0,0 +1,335 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.findConfigUpwards = findConfigUpwards;
+exports.findRelativeConfig = findRelativeConfig;
+exports.findRootConfig = findRootConfig;
+exports.loadConfig = loadConfig;
+exports.resolveShowConfigPath = resolveShowConfigPath;
+exports.ROOT_CONFIG_FILENAMES = void 0;
+
+function _debug() {
+  const data = _interopRequireDefault(require("debug"));
+
+  _debug = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _path() {
+  const data = _interopRequireDefault(require("path"));
+
+  _path = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _json() {
+  const data = _interopRequireDefault(require("json5"));
+
+  _json = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _gensync() {
+  const data = _interopRequireDefault(require("gensync"));
+
+  _gensync = function () {
+    return data;
+  };
+
+  return data;
+}
+
+var _caching = require("../caching");
+
+var _configApi = _interopRequireDefault(require("../helpers/config-api"));
+
+var _utils = require("./utils");
+
+var _moduleTypes = _interopRequireDefault(require("./module-types"));
+
+var _patternToRegex = _interopRequireDefault(require("../pattern-to-regex"));
+
+var fs = _interopRequireWildcard(require("../../gensync-utils/fs"));
+
+var _resolve = _interopRequireDefault(require("../../gensync-utils/resolve"));
+
+function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
+
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+const debug = (0, _debug().default)("babel:config:loading:files:configuration");
+const ROOT_CONFIG_FILENAMES = ["babel.config.js", "babel.config.cjs", "babel.config.mjs", "babel.config.json"];
+exports.ROOT_CONFIG_FILENAMES = ROOT_CONFIG_FILENAMES;
+const RELATIVE_CONFIG_FILENAMES = [".babelrc", ".babelrc.js", ".babelrc.cjs", ".babelrc.mjs", ".babelrc.json"];
+const BABELIGNORE_FILENAME = ".babelignore";
+
+function* findConfigUpwards(rootDir) {
+  let dirname = rootDir;
+
+  while (true) {
+    for (const filename of ROOT_CONFIG_FILENAMES) {
+      if (yield* fs.exists(_path().default.join(dirname, filename))) {
+        return dirname;
+      }
+    }
+
+    const nextDir = _path().default.dirname(dirname);
+
+    if (dirname === nextDir) break;
+    dirname = nextDir;
+  }
+
+  return null;
+}
+
+function* findRelativeConfig(packageData, envName, caller) {
+  let config = null;
+  let ignore = null;
+
+  const dirname = _path().default.dirname(packageData.filepath);
+
+  for (const loc of packageData.directories) {
+    if (!config) {
+      var _packageData$pkg;
+
+      config = yield* loadOneConfig(RELATIVE_CONFIG_FILENAMES, loc, envName, caller, ((_packageData$pkg = packageData.pkg) == null ? void 0 : _packageData$pkg.dirname) === loc ? packageToBabelConfig(packageData.pkg) : null);
+    }
+
+    if (!ignore) {
+      const ignoreLoc = _path().default.join(loc, BABELIGNORE_FILENAME);
+
+      ignore = yield* readIgnoreConfig(ignoreLoc);
+
+      if (ignore) {
+        debug("Found ignore %o from %o.", ignore.filepath, dirname);
+      }
+    }
+  }
+
+  return {
+    config,
+    ignore
+  };
+}
+
+function findRootConfig(dirname, envName, caller) {
+  return loadOneConfig(ROOT_CONFIG_FILENAMES, dirname, envName, caller);
+}
+
+function* loadOneConfig(names, dirname, envName, caller, previousConfig = null) {
+  const configs = yield* _gensync().default.all(names.map(filename => readConfig(_path().default.join(dirname, filename), envName, caller)));
+  const config = configs.reduce((previousConfig, config) => {
+    if (config && previousConfig) {
+      throw new Error(`Multiple configuration files found. Please remove one:\n` + ` - ${_path().default.basename(previousConfig.filepath)}\n` + ` - ${config.filepath}\n` + `from ${dirname}`);
+    }
+
+    return config || previousConfig;
+  }, previousConfig);
+
+  if (config) {
+    debug("Found configuration %o from %o.", config.filepath, dirname);
+  }
+
+  return config;
+}
+
+function* loadConfig(name, dirname, envName, caller) {
+  const filepath = yield* (0, _resolve.default)(name, {
+    basedir: dirname
+  });
+  const conf = yield* readConfig(filepath, envName, caller);
+
+  if (!conf) {
+    throw new Error(`Config file ${filepath} contains no configuration data`);
+  }
+
+  debug("Loaded config %o from %o.", name, dirname);
+  return conf;
+}
+
+function readConfig(filepath, envName, caller) {
+  const ext = _path().default.extname(filepath);
+
+  return ext === ".js" || ext === ".cjs" || ext === ".mjs" ? readConfigJS(filepath, {
+    envName,
+    caller
+  }) : readConfigJSON5(filepath);
+}
+
+const LOADING_CONFIGS = new Set();
+const readConfigJS = (0, _caching.makeStrongCache)(function* readConfigJS(filepath, cache) {
+  if (!fs.exists.sync(filepath)) {
+    cache.forever();
+    return null;
+  }
+
+  if (LOADING_CONFIGS.has(filepath)) {
+    cache.never();
+    debug("Auto-ignoring usage of config %o.", filepath);
+    return {
+      filepath,
+      dirname: _path().default.dirname(filepath),
+      options: {}
+    };
+  }
+
+  let options;
+
+  try {
+    LOADING_CONFIGS.add(filepath);
+    options = yield* (0, _moduleTypes.default)(filepath, "You appear to be using a native ECMAScript module configuration " + "file, which is only supported when running Babel asynchronously.");
+  } catch (err) {
+    err.message = `${filepath}: Error while loading config - ${err.message}`;
+    throw err;
+  } finally {
+    LOADING_CONFIGS.delete(filepath);
+  }
+
+  let assertCache = false;
+
+  if (typeof options === "function") {
+    yield* [];
+    options = options((0, _configApi.default)(cache));
+    assertCache = true;
+  }
+
+  if (!options || typeof options !== "object" || Array.isArray(options)) {
+    throw new Error(`${filepath}: Configuration should be an exported JavaScript object.`);
+  }
+
+  if (typeof options.then === "function") {
+    throw new Error(`You appear to be using an async configuration, ` + `which your current version of Babel does not support. ` + `We may add support for this in the future, ` + `but if you're on the most recent version of @babel/core and still ` + `seeing this error, then you'll need to synchronously return your config.`);
+  }
+
+  if (assertCache && !cache.configured()) throwConfigError();
+  return {
+    filepath,
+    dirname: _path().default.dirname(filepath),
+    options
+  };
+});
+const packageToBabelConfig = (0, _caching.makeWeakCacheSync)(file => {
+  const babel = file.options["babel"];
+  if (typeof babel === "undefined") return null;
+
+  if (typeof babel !== "object" || Array.isArray(babel) || babel === null) {
+    throw new Error(`${file.filepath}: .babel property must be an object`);
+  }
+
+  return {
+    filepath: file.filepath,
+    dirname: file.dirname,
+    options: babel
+  };
+});
+const readConfigJSON5 = (0, _utils.makeStaticFileCache)((filepath, content) => {
+  let options;
+
+  try {
+    options = _json().default.parse(content);
+  } catch (err) {
+    err.message = `${filepath}: Error while parsing config - ${err.message}`;
+    throw err;
+  }
+
+  if (!options) throw new Error(`${filepath}: No config detected`);
+
+  if (typeof options !== "object") {
+    throw new Error(`${filepath}: Config returned typeof ${typeof options}`);
+  }
+
+  if (Array.isArray(options)) {
+    throw new Error(`${filepath}: Expected config object but found array`);
+  }
+
+  return {
+    filepath,
+    dirname: _path().default.dirname(filepath),
+    options
+  };
+});
+const readIgnoreConfig = (0, _utils.makeStaticFileCache)((filepath, content) => {
+  const ignoreDir = _path().default.dirname(filepath);
+
+  const ignorePatterns = content.split("\n").map(line => line.replace(/#(.*?)$/, "").trim()).filter(line => !!line);
+
+  for (const pattern of ignorePatterns) {
+    if (pattern[0] === "!") {
+      throw new Error(`Negation of file paths is not supported.`);
+    }
+  }
+
+  return {
+    filepath,
+    dirname: _path().default.dirname(filepath),
+    ignore: ignorePatterns.map(pattern => (0, _patternToRegex.default)(pattern, ignoreDir))
+  };
+});
+
+function* resolveShowConfigPath(dirname) {
+  const targetPath = process.env.BABEL_SHOW_CONFIG_FOR;
+
+  if (targetPath != null) {
+    const absolutePath = _path().default.resolve(dirname, targetPath);
+
+    const stats = yield* fs.stat(absolutePath);
+
+    if (!stats.isFile()) {
+      throw new Error(`${absolutePath}: BABEL_SHOW_CONFIG_FOR must refer to a regular file, directories are not supported.`);
+    }
+
+    return absolutePath;
+  }
+
+  return null;
+}
+
+function throwConfigError() {
+  throw new Error(`\
+Caching was left unconfigured. Babel's plugins, presets, and .babelrc.js files can be configured
+for various types of caching, using the first param of their handler functions:
+
+module.exports = function(api) {
+  // The API exposes the following:
+
+  // Cache the returned value forever and don't call this function again.
+  api.cache(true);
+
+  // Don't cache at all. Not recommended because it will be very slow.
+  api.cache(false);
+
+  // Cached based on the value of some function. If this function returns a value different from
+  // a previously-encountered value, the plugins will re-evaluate.
+  var env = api.cache(() => process.env.NODE_ENV);
+
+  // If testing for a specific env, we recommend specifics to avoid instantiating a plugin for
+  // any possible NODE_ENV value that might come up during plugin execution.
+  var isProd = api.cache(() => process.env.NODE_ENV === "production");
+
+  // .cache(fn) will perform a linear search though instances to find the matching plugin based
+  // based on previous instantiated plugins. If you want to recreate the plugin and discard the
+  // previous instance whenever something changes, you may use:
+  var isProd = api.cache.invalidate(() => process.env.NODE_ENV === "production");
+
+  // Note, we also expose the following more-verbose versions of the above examples:
+  api.cache.forever(); // api.cache(true)
+  api.cache.never();   // api.cache(false)
+  api.cache.using(fn); // api.cache(fn)
+
+  // Return the value that will be cached.
+  return { };
+};`);
+}

tools/node_modules/@babel/core/lib/config/files/import.js

@@ -0,0 +1,10 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = import_;
+
+function import_(filepath) {
+  return import(filepath);
+}

tools/node_modules/@babel/core/lib/config/files/index-browser.js

@@ -0,0 +1,68 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.findConfigUpwards = findConfigUpwards;
+exports.findPackageData = findPackageData;
+exports.findRelativeConfig = findRelativeConfig;
+exports.findRootConfig = findRootConfig;
+exports.loadConfig = loadConfig;
+exports.resolveShowConfigPath = resolveShowConfigPath;
+exports.resolvePlugin = resolvePlugin;
+exports.resolvePreset = resolvePreset;
+exports.loadPlugin = loadPlugin;
+exports.loadPreset = loadPreset;
+exports.ROOT_CONFIG_FILENAMES = void 0;
+
+function* findConfigUpwards(rootDir) {
+  return null;
+}
+
+function* findPackageData(filepath) {
+  return {
+    filepath,
+    directories: [],
+    pkg: null,
+    isPackage: false
+  };
+}
+
+function* findRelativeConfig(pkgData, envName, caller) {
+  return {
+    pkg: null,
+    config: null,
+    ignore: null
+  };
+}
+
+function* findRootConfig(dirname, envName, caller) {
+  return null;
+}
+
+function* loadConfig(name, dirname, envName, caller) {
+  throw new Error(`Cannot load ${name} relative to ${dirname} in a browser`);
+}
+
+function* resolveShowConfigPath(dirname) {
+  return null;
+}
+
+const ROOT_CONFIG_FILENAMES = [];
+exports.ROOT_CONFIG_FILENAMES = ROOT_CONFIG_FILENAMES;
+
+function resolvePlugin(name, dirname) {
+  return null;
+}
+
+function resolvePreset(name, dirname) {
+  return null;
+}
+
+function loadPlugin(name, dirname) {
+  throw new Error(`Cannot load plugin ${name} relative to ${dirname} in a browser`);
+}
+
+function loadPreset(name, dirname) {
+  throw new Error(`Cannot load preset ${name} relative to ${dirname} in a browser`);
+}

tools/node_modules/@babel/core/lib/config/files/index.js

@@ -0,0 +1,79 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+Object.defineProperty(exports, "findPackageData", {
+  enumerable: true,
+  get: function () {
+    return _package.findPackageData;
+  }
+});
+Object.defineProperty(exports, "findConfigUpwards", {
+  enumerable: true,
+  get: function () {
+    return _configuration.findConfigUpwards;
+  }
+});
+Object.defineProperty(exports, "findRelativeConfig", {
+  enumerable: true,
+  get: function () {
+    return _configuration.findRelativeConfig;
+  }
+});
+Object.defineProperty(exports, "findRootConfig", {
+  enumerable: true,
+  get: function () {
+    return _configuration.findRootConfig;
+  }
+});
+Object.defineProperty(exports, "loadConfig", {
+  enumerable: true,
+  get: function () {
+    return _configuration.loadConfig;
+  }
+});
+Object.defineProperty(exports, "resolveShowConfigPath", {
+  enumerable: true,
+  get: function () {
+    return _configuration.resolveShowConfigPath;
+  }
+});
+Object.defineProperty(exports, "ROOT_CONFIG_FILENAMES", {
+  enumerable: true,
+  get: function () {
+    return _configuration.ROOT_CONFIG_FILENAMES;
+  }
+});
+Object.defineProperty(exports, "resolvePlugin", {
+  enumerable: true,
+  get: function () {
+    return _plugins.resolvePlugin;
+  }
+});
+Object.defineProperty(exports, "resolvePreset", {
+  enumerable: true,
+  get: function () {
+    return _plugins.resolvePreset;
+  }
+});
+Object.defineProperty(exports, "loadPlugin", {
+  enumerable: true,
+  get: function () {
+    return _plugins.loadPlugin;
+  }
+});
+Object.defineProperty(exports, "loadPreset", {
+  enumerable: true,
+  get: function () {
+    return _plugins.loadPreset;
+  }
+});
+
+var _package = require("./package");
+
+var _configuration = require("./configuration");
+
+var _plugins = require("./plugins");
+
+({});

tools/node_modules/@babel/core/lib/config/files/module-types.js

@@ -0,0 +1,96 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = loadCjsOrMjsDefault;
+
+var _async = require("../../gensync-utils/async");
+
+function _path() {
+  const data = _interopRequireDefault(require("path"));
+
+  _path = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _url() {
+  const data = require("url");
+
+  _url = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }
+
+function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }
+
+let import_;
+
+try {
+  import_ = require("./import").default;
+} catch (_unused) {}
+
+function* loadCjsOrMjsDefault(filepath, asyncError) {
+  switch (guessJSModuleType(filepath)) {
+    case "cjs":
+      return loadCjsDefault(filepath);
+
+    case "unknown":
+      try {
+        return loadCjsDefault(filepath);
+      } catch (e) {
+        if (e.code !== "ERR_REQUIRE_ESM") throw e;
+      }
+
+    case "mjs":
+      if (yield* (0, _async.isAsync)()) {
+        return yield* (0, _async.waitFor)(loadMjsDefault(filepath));
+      }
+
+      throw new Error(asyncError);
+  }
+}
+
+function guessJSModuleType(filename) {
+  switch (_path().default.extname(filename)) {
+    case ".cjs":
+      return "cjs";
+
+    case ".mjs":
+      return "mjs";
+
+    default:
+      return "unknown";
+  }
+}
+
+function loadCjsDefault(filepath) {
+  const module = require(filepath);
+
+  return (module == null ? void 0 : module.__esModule) ? module.default || undefined : module;
+}
+
+function loadMjsDefault(_x) {
+  return _loadMjsDefault.apply(this, arguments);
+}
+
+function _loadMjsDefault() {
+  _loadMjsDefault = _asyncToGenerator(function* (filepath) {
+    if (!import_) {
+      throw new Error("Internal error: Native ECMAScript modules aren't supported" + " by this platform.\n");
+    }
+
+    const module = yield import_((0, _url().pathToFileURL)(filepath));
+    return module.default;
+  });
+  return _loadMjsDefault.apply(this, arguments);
+}

tools/node_modules/@babel/core/lib/config/files/package.js

@@ -0,0 +1,78 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.findPackageData = findPackageData;
+
+function _path() {
+  const data = _interopRequireDefault(require("path"));
+
+  _path = function () {
+    return data;
+  };
+
+  return data;
+}
+
+var _utils = require("./utils");
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+const PACKAGE_FILENAME = "package.json";
+
+function* findPackageData(filepath) {
+  let pkg = null;
+  const directories = [];
+  let isPackage = true;
+
+  let dirname = _path().default.dirname(filepath);
+
+  while (!pkg && _path().default.basename(dirname) !== "node_modules") {
+    directories.push(dirname);
+    pkg = yield* readConfigPackage(_path().default.join(dirname, PACKAGE_FILENAME));
+
+    const nextLoc = _path().default.dirname(dirname);
+
+    if (dirname === nextLoc) {
+      isPackage = false;
+      break;
+    }
+
+    dirname = nextLoc;
+  }
+
+  return {
+    filepath,
+    directories,
+    pkg,
+    isPackage
+  };
+}
+
+const readConfigPackage = (0, _utils.makeStaticFileCache)((filepath, content) => {
+  let options;
+
+  try {
+    options = JSON.parse(content);
+  } catch (err) {
+    err.message = `${filepath}: Error while parsing JSON - ${err.message}`;
+    throw err;
+  }
+
+  if (!options) throw new Error(`${filepath}: No config detected`);
+
+  if (typeof options !== "object") {
+    throw new Error(`${filepath}: Config returned typeof ${typeof options}`);
+  }
+
+  if (Array.isArray(options)) {
+    throw new Error(`${filepath}: Expected config object but found array`);
+  }
+
+  return {
+    filepath,
+    dirname: _path().default.dirname(filepath),
+    options
+  };
+});

tools/node_modules/@babel/core/lib/config/files/plugins.js

@@ -0,0 +1,169 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.resolvePlugin = resolvePlugin;
+exports.resolvePreset = resolvePreset;
+exports.loadPlugin = loadPlugin;
+exports.loadPreset = loadPreset;
+
+function _debug() {
+  const data = _interopRequireDefault(require("debug"));
+
+  _debug = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _resolve() {
+  const data = _interopRequireDefault(require("resolve"));
+
+  _resolve = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _path() {
+  const data = _interopRequireDefault(require("path"));
+
+  _path = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+const debug = (0, _debug().default)("babel:config:loading:files:plugins");
+const EXACT_RE = /^module:/;
+const BABEL_PLUGIN_PREFIX_RE = /^(?!@|module:|[^/]+\/|babel-plugin-)/;
+const BABEL_PRESET_PREFIX_RE = /^(?!@|module:|[^/]+\/|babel-preset-)/;
+const BABEL_PLUGIN_ORG_RE = /^(@babel\/)(?!plugin-|[^/]+\/)/;
+const BABEL_PRESET_ORG_RE = /^(@babel\/)(?!preset-|[^/]+\/)/;
+const OTHER_PLUGIN_ORG_RE = /^(@(?!babel\/)[^/]+\/)(?![^/]*babel-plugin(?:-|\/|$)|[^/]+\/)/;
+const OTHER_PRESET_ORG_RE = /^(@(?!babel\/)[^/]+\/)(?![^/]*babel-preset(?:-|\/|$)|[^/]+\/)/;
+const OTHER_ORG_DEFAULT_RE = /^(@(?!babel$)[^/]+)$/;
+
+function resolvePlugin(name, dirname) {
+  return resolveStandardizedName("plugin", name, dirname);
+}
+
+function resolvePreset(name, dirname) {
+  return resolveStandardizedName("preset", name, dirname);
+}
+
+function loadPlugin(name, dirname) {
+  const filepath = resolvePlugin(name, dirname);
+
+  if (!filepath) {
+    throw new Error(`Plugin ${name} not found relative to ${dirname}`);
+  }
+
+  const value = requireModule("plugin", filepath);
+  debug("Loaded plugin %o from %o.", name, dirname);
+  return {
+    filepath,
+    value
+  };
+}
+
+function loadPreset(name, dirname) {
+  const filepath = resolvePreset(name, dirname);
+
+  if (!filepath) {
+    throw new Error(`Preset ${name} not found relative to ${dirname}`);
+  }
+
+  const value = requireModule("preset", filepath);
+  debug("Loaded preset %o from %o.", name, dirname);
+  return {
+    filepath,
+    value
+  };
+}
+
+function standardizeName(type, name) {
+  if (_path().default.isAbsolute(name)) return name;
+  const isPreset = type === "preset";
+  return name.replace(isPreset ? BABEL_PRESET_PREFIX_RE : BABEL_PLUGIN_PREFIX_RE, `babel-${type}-`).replace(isPreset ? BABEL_PRESET_ORG_RE : BABEL_PLUGIN_ORG_RE, `$1${type}-`).replace(isPreset ? OTHER_PRESET_ORG_RE : OTHER_PLUGIN_ORG_RE, `$1babel-${type}-`).replace(OTHER_ORG_DEFAULT_RE, `$1/babel-${type}`).replace(EXACT_RE, "");
+}
+
+function resolveStandardizedName(type, name, dirname = process.cwd()) {
+  const standardizedName = standardizeName(type, name);
+
+  try {
+    return _resolve().default.sync(standardizedName, {
+      basedir: dirname
+    });
+  } catch (e) {
+    if (e.code !== "MODULE_NOT_FOUND") throw e;
+
+    if (standardizedName !== name) {
+      let resolvedOriginal = false;
+
+      try {
+        _resolve().default.sync(name, {
+          basedir: dirname
+        });
+
+        resolvedOriginal = true;
+      } catch (_unused) {}
+
+      if (resolvedOriginal) {
+        e.message += `\n- If you want to resolve "${name}", use "module:${name}"`;
+      }
+    }
+
+    let resolvedBabel = false;
+
+    try {
+      _resolve().default.sync(standardizeName(type, "@babel/" + name), {
+        basedir: dirname
+      });
+
+      resolvedBabel = true;
+    } catch (_unused2) {}
+
+    if (resolvedBabel) {
+      e.message += `\n- Did you mean "@babel/${name}"?`;
+    }
+
+    let resolvedOppositeType = false;
+    const oppositeType = type === "preset" ? "plugin" : "preset";
+
+    try {
+      _resolve().default.sync(standardizeName(oppositeType, name), {
+        basedir: dirname
+      });
+
+      resolvedOppositeType = true;
+    } catch (_unused3) {}
+
+    if (resolvedOppositeType) {
+      e.message += `\n- Did you accidentally pass a ${oppositeType} as a ${type}?`;
+    }
+
+    throw e;
+  }
+}
+
+const LOADING_MODULES = new Set();
+
+function requireModule(type, name) {
+  if (LOADING_MODULES.has(name)) {
+    throw new Error(`Reentrant ${type} detected trying to load "${name}". This module is not ignored ` + "and is trying to load itself while compiling itself, leading to a dependency cycle. " + 'We recommend adding it to your "ignore" list in your babelrc, or to a .babelignore.');
+  }
+
+  try {
+    LOADING_MODULES.add(name);
+    return require(name);
+  } finally {
+    LOADING_MODULES.delete(name);
+  }
+}

tools/node_modules/@babel/core/lib/config/files/utils.js

@@ -0,0 +1,48 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.makeStaticFileCache = makeStaticFileCache;
+
+var _caching = require("../caching");
+
+var fs = _interopRequireWildcard(require("../../gensync-utils/fs"));
+
+function _fs2() {
+  const data = _interopRequireDefault(require("fs"));
+
+  _fs2 = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
+
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
+
+function makeStaticFileCache(fn) {
+  return (0, _caching.makeStrongCache)(function* (filepath, cache) {
+    const cached = cache.invalidate(() => fileMtime(filepath));
+
+    if (cached === null) {
+      return null;
+    }
+
+    return fn(filepath, yield* fs.readFile(filepath, "utf8"));
+  });
+}
+
+function fileMtime(filepath) {
+  try {
+    return +_fs2().default.statSync(filepath).mtime;
+  } catch (e) {
+    if (e.code !== "ENOENT" && e.code !== "ENOTDIR") throw e;
+  }
+
+  return null;
+}

tools/node_modules/@babel/core/lib/config/full.js

@@ -0,0 +1,329 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = void 0;
+
+function _gensync() {
+  const data = _interopRequireDefault(require("gensync"));
+
+  _gensync = function () {
+    return data;
+  };
+
+  return data;
+}
+
+var _async = require("../gensync-utils/async");
+
+var _util = require("./util");
+
+var context = _interopRequireWildcard(require("../index"));
+
+var _plugin = _interopRequireDefault(require("./plugin"));
+
+var _item = require("./item");
+
+var _configChain = require("./config-chain");
+
+function _traverse() {
+  const data = _interopRequireDefault(require("@babel/traverse"));
+
+  _traverse = function () {
+    return data;
+  };
+
+  return data;
+}
+
+var _caching = require("./caching");
+
+var _options = require("./validation/options");
+
+var _plugins = require("./validation/plugins");
+
+var _configApi = _interopRequireDefault(require("./helpers/config-api"));
+
+var _partial = _interopRequireDefault(require("./partial"));
+
+function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
+
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+var _default = (0, _gensync().default)(function* loadFullConfig(inputOpts) {
+  const result = yield* (0, _partial.default)(inputOpts);
+
+  if (!result) {
+    return null;
+  }
+
+  const {
+    options,
+    context,
+    fileHandling
+  } = result;
+
+  if (fileHandling === "ignored") {
+    return null;
+  }
+
+  const optionDefaults = {};
+  const {
+    plugins,
+    presets
+  } = options;
+
+  if (!plugins || !presets) {
+    throw new Error("Assertion failure - plugins and presets exist");
+  }
+
+  const toDescriptor = item => {
+    const desc = (0, _item.getItemDescriptor)(item);
+
+    if (!desc) {
+      throw new Error("Assertion failure - must be config item");
+    }
+
+    return desc;
+  };
+
+  const presetsDescriptors = presets.map(toDescriptor);
+  const initialPluginsDescriptors = plugins.map(toDescriptor);
+  const pluginDescriptorsByPass = [[]];
+  const passes = [];
+  const ignored = yield* enhanceError(context, function* recursePresetDescriptors(rawPresets, pluginDescriptorsPass) {
+    const presets = [];
+
+    for (let i = 0; i < rawPresets.length; i++) {
+      const descriptor = rawPresets[i];
+
+      if (descriptor.options !== false) {
+        try {
+          if (descriptor.ownPass) {
+            presets.push({
+              preset: yield* loadPresetDescriptor(descriptor, context),
+              pass: []
+            });
+          } else {
+            presets.unshift({
+              preset: yield* loadPresetDescriptor(descriptor, context),
+              pass: pluginDescriptorsPass
+            });
+          }
+        } catch (e) {
+          if (e.code === "BABEL_UNKNOWN_OPTION") {
+            (0, _options.checkNoUnwrappedItemOptionPairs)(rawPresets, i, "preset", e);
+          }
+
+          throw e;
+        }
+      }
+    }
+
+    if (presets.length > 0) {
+      pluginDescriptorsByPass.splice(1, 0, ...presets.map(o => o.pass).filter(p => p !== pluginDescriptorsPass));
+
+      for (const {
+        preset,
+        pass
+      } of presets) {
+        if (!preset) return true;
+        pass.push(...preset.plugins);
+        const ignored = yield* recursePresetDescriptors(preset.presets, pass);
+        if (ignored) return true;
+        preset.options.forEach(opts => {
+          (0, _util.mergeOptions)(optionDefaults, opts);
+        });
+      }
+    }
+  })(presetsDescriptors, pluginDescriptorsByPass[0]);
+  if (ignored) return null;
+  const opts = optionDefaults;
+  (0, _util.mergeOptions)(opts, options);
+  yield* enhanceError(context, function* loadPluginDescriptors() {
+    pluginDescriptorsByPass[0].unshift(...initialPluginsDescriptors);
+
+    for (const descs of pluginDescriptorsByPass) {
+      const pass = [];
+      passes.push(pass);
+
+      for (let i = 0; i < descs.length; i++) {
+        const descriptor = descs[i];
+
+        if (descriptor.options !== false) {
+          try {
+            pass.push(yield* loadPluginDescriptor(descriptor, context));
+          } catch (e) {
+            if (e.code === "BABEL_UNKNOWN_PLUGIN_PROPERTY") {
+              (0, _options.checkNoUnwrappedItemOptionPairs)(descs, i, "plugin", e);
+            }
+
+            throw e;
+          }
+        }
+      }
+    }
+  })();
+  opts.plugins = passes[0];
+  opts.presets = passes.slice(1).filter(plugins => plugins.length > 0).map(plugins => ({
+    plugins
+  }));
+  opts.passPerPreset = opts.presets.length > 0;
+  return {
+    options: opts,
+    passes: passes
+  };
+});
+
+exports.default = _default;
+
+function enhanceError(context, fn) {
+  return function* (arg1, arg2) {
+    try {
+      return yield* fn(arg1, arg2);
+    } catch (e) {
+      if (!/^\[BABEL\]/.test(e.message)) {
+        e.message = `[BABEL] ${context.filename || "unknown"}: ${e.message}`;
+      }
+
+      throw e;
+    }
+  };
+}
+
+const loadDescriptor = (0, _caching.makeWeakCache)(function* ({
+  value,
+  options,
+  dirname,
+  alias
+}, cache) {
+  if (options === false) throw new Error("Assertion failure");
+  options = options || {};
+  let item = value;
+
+  if (typeof value === "function") {
+    const api = Object.assign({}, context, (0, _configApi.default)(cache));
+
+    try {
+      item = value(api, options, dirname);
+    } catch (e) {
+      if (alias) {
+        e.message += ` (While processing: ${JSON.stringify(alias)})`;
+      }
+
+      throw e;
+    }
+  }
+
+  if (!item || typeof item !== "object") {
+    throw new Error("Plugin/Preset did not return an object.");
+  }
+
+  if (typeof item.then === "function") {
+    yield* [];
+    throw new Error(`You appear to be using an async plugin, ` + `which your current version of Babel does not support. ` + `If you're using a published plugin, ` + `you may need to upgrade your @babel/core version.`);
+  }
+
+  return {
+    value: item,
+    options,
+    dirname,
+    alias
+  };
+});
+
+function* loadPluginDescriptor(descriptor, context) {
+  if (descriptor.value instanceof _plugin.default) {
+    if (descriptor.options) {
+      throw new Error("Passed options to an existing Plugin instance will not work.");
+    }
+
+    return descriptor.value;
+  }
+
+  return yield* instantiatePlugin(yield* loadDescriptor(descriptor, context), context);
+}
+
+const instantiatePlugin = (0, _caching.makeWeakCache)(function* ({
+  value,
+  options,
+  dirname,
+  alias
+}, cache) {
+  const pluginObj = (0, _plugins.validatePluginObject)(value);
+  const plugin = Object.assign({}, pluginObj);
+
+  if (plugin.visitor) {
+    plugin.visitor = _traverse().default.explode(Object.assign({}, plugin.visitor));
+  }
+
+  if (plugin.inherits) {
+    const inheritsDescriptor = {
+      name: undefined,
+      alias: `${alias}$inherits`,
+      value: plugin.inherits,
+      options,
+      dirname
+    };
+    const inherits = yield* (0, _async.forwardAsync)(loadPluginDescriptor, run => {
+      return cache.invalidate(data => run(inheritsDescriptor, data));
+    });
+    plugin.pre = chain(inherits.pre, plugin.pre);
+    plugin.post = chain(inherits.post, plugin.post);
+    plugin.manipulateOptions = chain(inherits.manipulateOptions, plugin.manipulateOptions);
+    plugin.visitor = _traverse().default.visitors.merge([inherits.visitor || {}, plugin.visitor || {}]);
+  }
+
+  return new _plugin.default(plugin, options, alias);
+});
+
+const validateIfOptionNeedsFilename = (options, descriptor) => {
+  if (options.test || options.include || options.exclude) {
+    const formattedPresetName = descriptor.name ? `"${descriptor.name}"` : "/* your preset */";
+    throw new Error([`Preset ${formattedPresetName} requires a filename to be set when babel is called directly,`, `\`\`\``, `babel.transform(code, { filename: 'file.ts', presets: [${formattedPresetName}] });`, `\`\`\``, `See https://babeljs.io/docs/en/options#filename for more information.`].join("\n"));
+  }
+};
+
+const validatePreset = (preset, context, descriptor) => {
+  if (!context.filename) {
+    const {
+      options
+    } = preset;
+    validateIfOptionNeedsFilename(options, descriptor);
+
+    if (options.overrides) {
+      options.overrides.forEach(overrideOptions => validateIfOptionNeedsFilename(overrideOptions, descriptor));
+    }
+  }
+};
+
+function* loadPresetDescriptor(descriptor, context) {
+  const preset = instantiatePreset(yield* loadDescriptor(descriptor, context));
+  validatePreset(preset, context, descriptor);
+  return yield* (0, _configChain.buildPresetChain)(preset, context);
+}
+
+const instantiatePreset = (0, _caching.makeWeakCacheSync)(({
+  value,
+  dirname,
+  alias
+}) => {
+  return {
+    options: (0, _options.validate)("preset", value),
+    alias,
+    dirname
+  };
+});
+
+function chain(a, b) {
+  const fns = [a, b].filter(Boolean);
+  if (fns.length <= 1) return fns[0];
+  return function (...args) {
+    for (const fn of fns) {
+      fn.apply(this, args);
+    }
+  };
+}

tools/node_modules/@babel/core/lib/config/helpers/config-api.js

@@ -0,0 +1,85 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = makeAPI;
+
+function _semver() {
+  const data = _interopRequireDefault(require("semver"));
+
+  _semver = function () {
+    return data;
+  };
+
+  return data;
+}
+
+var _ = require("../../");
+
+var _caching = require("../caching");
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function makeAPI(cache) {
+  const env = value => cache.using(data => {
+    if (typeof value === "undefined") return data.envName;
+
+    if (typeof value === "function") {
+      return (0, _caching.assertSimpleType)(value(data.envName));
+    }
+
+    if (!Array.isArray(value)) value = [value];
+    return value.some(entry => {
+      if (typeof entry !== "string") {
+        throw new Error("Unexpected non-string value");
+      }
+
+      return entry === data.envName;
+    });
+  });
+
+  const caller = cb => cache.using(data => (0, _caching.assertSimpleType)(cb(data.caller)));
+
+  return {
+    version: _.version,
+    cache: cache.simple(),
+    env,
+    async: () => false,
+    caller,
+    assertVersion
+  };
+}
+
+function assertVersion(range) {
+  if (typeof range === "number") {
+    if (!Number.isInteger(range)) {
+      throw new Error("Expected string or integer value.");
+    }
+
+    range = `^${range}.0.0-0`;
+  }
+
+  if (typeof range !== "string") {
+    throw new Error("Expected string or integer value.");
+  }
+
+  if (_semver().default.satisfies(_.version, range)) return;
+  const limit = Error.stackTraceLimit;
+
+  if (typeof limit === "number" && limit < 25) {
+    Error.stackTraceLimit = 25;
+  }
+
+  const err = new Error(`Requires Babel "${range}", but was loaded with "${_.version}". ` + `If you are sure you have a compatible version of @babel/core, ` + `it is likely that something in your build process is loading the ` + `wrong version. Inspect the stack trace of this error to look for ` + `the first entry that doesn't mention "@babel/core" or "babel-core" ` + `to see what is calling Babel.`);
+
+  if (typeof limit === "number") {
+    Error.stackTraceLimit = limit;
+  }
+
+  throw Object.assign(err, {
+    code: "BABEL_VERSION_UNSUPPORTED",
+    version: _.version,
+    range
+  });
+}

tools/node_modules/@babel/core/lib/config/helpers/environment.js

@@ -0,0 +1,10 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.getEnv = getEnv;
+
+function getEnv(defaultValue = "development") {
+  return process.env.BABEL_ENV || process.env.NODE_ENV || defaultValue;
+}

tools/node_modules/@babel/core/lib/config/index.js

@@ -0,0 +1,57 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+Object.defineProperty(exports, "default", {
+  enumerable: true,
+  get: function () {
+    return _full.default;
+  }
+});
+exports.loadOptionsAsync = exports.loadOptionsSync = exports.loadOptions = exports.loadPartialConfigAsync = exports.loadPartialConfigSync = exports.loadPartialConfig = void 0;
+
+function _gensync() {
+  const data = _interopRequireDefault(require("gensync"));
+
+  _gensync = function () {
+    return data;
+  };
+
+  return data;
+}
+
+var _full = _interopRequireDefault(require("./full"));
+
+var _partial = require("./partial");
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+const loadOptionsRunner = (0, _gensync().default)(function* (opts) {
+  var _config$options;
+
+  const config = yield* (0, _full.default)(opts);
+  return (_config$options = config == null ? void 0 : config.options) != null ? _config$options : null;
+});
+
+const maybeErrback = runner => (opts, callback) => {
+  if (callback === undefined && typeof opts === "function") {
+    callback = opts;
+    opts = undefined;
+  }
+
+  return callback ? runner.errback(opts, callback) : runner.sync(opts);
+};
+
+const loadPartialConfig = maybeErrback(_partial.loadPartialConfig);
+exports.loadPartialConfig = loadPartialConfig;
+const loadPartialConfigSync = _partial.loadPartialConfig.sync;
+exports.loadPartialConfigSync = loadPartialConfigSync;
+const loadPartialConfigAsync = _partial.loadPartialConfig.async;
+exports.loadPartialConfigAsync = loadPartialConfigAsync;
+const loadOptions = maybeErrback(loadOptionsRunner);
+exports.loadOptions = loadOptions;
+const loadOptionsSync = loadOptionsRunner.sync;
+exports.loadOptionsSync = loadOptionsSync;
+const loadOptionsAsync = loadOptionsRunner.async;
+exports.loadOptionsAsync = loadOptionsAsync;

tools/node_modules/@babel/core/lib/config/item.js

@@ -0,0 +1,78 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.createItemFromDescriptor = createItemFromDescriptor;
+exports.createConfigItem = createConfigItem;
+exports.getItemDescriptor = getItemDescriptor;
+
+function _path() {
+  const data = _interopRequireDefault(require("path"));
+
+  _path = function () {
+    return data;
+  };
+
+  return data;
+}
+
+var _configDescriptors = require("./config-descriptors");
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function createItemFromDescriptor(desc) {
+  return new ConfigItem(desc);
+}
+
+function createConfigItem(value, {
+  dirname = ".",
+  type
+} = {}) {
+  const descriptor = (0, _configDescriptors.createDescriptor)(value, _path().default.resolve(dirname), {
+    type,
+    alias: "programmatic item"
+  });
+  return createItemFromDescriptor(descriptor);
+}
+
+function getItemDescriptor(item) {
+  if (item == null ? void 0 : item[CONFIG_ITEM_BRAND]) {
+    return item._descriptor;
+  }
+
+  return undefined;
+}
+
+const CONFIG_ITEM_BRAND = Symbol.for("@babel/core@7 - ConfigItem");
+
+class ConfigItem {
+  constructor(descriptor) {
+    this._descriptor = void 0;
+    this[CONFIG_ITEM_BRAND] = true;
+    this.value = void 0;
+    this.options = void 0;
+    this.dirname = void 0;
+    this.name = void 0;
+    this.file = void 0;
+    this._descriptor = descriptor;
+    Object.defineProperty(this, "_descriptor", {
+      enumerable: false
+    });
+    Object.defineProperty(this, CONFIG_ITEM_BRAND, {
+      enumerable: false
+    });
+    this.value = this._descriptor.value;
+    this.options = this._descriptor.options;
+    this.dirname = this._descriptor.dirname;
+    this.name = this._descriptor.name;
+    this.file = this._descriptor.file ? {
+      request: this._descriptor.file.request,
+      resolved: this._descriptor.file.resolved
+    } : undefined;
+    Object.freeze(this);
+  }
+
+}
+
+Object.freeze(ConfigItem.prototype);

tools/node_modules/@babel/core/lib/config/partial.js

@@ -0,0 +1,187 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = loadPrivatePartialConfig;
+exports.loadPartialConfig = void 0;
+
+function _path() {
+  const data = _interopRequireDefault(require("path"));
+
+  _path = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _gensync() {
+  const data = _interopRequireDefault(require("gensync"));
+
+  _gensync = function () {
+    return data;
+  };
+
+  return data;
+}
+
+var _plugin = _interopRequireDefault(require("./plugin"));
+
+var _util = require("./util");
+
+var _item = require("./item");
+
+var _configChain = require("./config-chain");
+
+var _environment = require("./helpers/environment");
+
+var _options = require("./validation/options");
+
+var _files = require("./files");
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function _objectWithoutPropertiesLoose(source, excluded) { if (source == null) return {}; var target = {}; var sourceKeys = Object.keys(source); var key, i; for (i = 0; i < sourceKeys.length; i++) { key = sourceKeys[i]; if (excluded.indexOf(key) >= 0) continue; target[key] = source[key]; } return target; }
+
+function* resolveRootMode(rootDir, rootMode) {
+  switch (rootMode) {
+    case "root":
+      return rootDir;
+
+    case "upward-optional":
+      {
+        const upwardRootDir = yield* (0, _files.findConfigUpwards)(rootDir);
+        return upwardRootDir === null ? rootDir : upwardRootDir;
+      }
+
+    case "upward":
+      {
+        const upwardRootDir = yield* (0, _files.findConfigUpwards)(rootDir);
+        if (upwardRootDir !== null) return upwardRootDir;
+        throw Object.assign(new Error(`Babel was run with rootMode:"upward" but a root could not ` + `be found when searching upward from "${rootDir}".\n` + `One of the following config files must be in the directory tree: ` + `"${_files.ROOT_CONFIG_FILENAMES.join(", ")}".`), {
+          code: "BABEL_ROOT_NOT_FOUND",
+          dirname: rootDir
+        });
+      }
+
+    default:
+      throw new Error(`Assertion failure - unknown rootMode value.`);
+  }
+}
+
+function* loadPrivatePartialConfig(inputOpts) {
+  if (inputOpts != null && (typeof inputOpts !== "object" || Array.isArray(inputOpts))) {
+    throw new Error("Babel options must be an object, null, or undefined");
+  }
+
+  const args = inputOpts ? (0, _options.validate)("arguments", inputOpts) : {};
+  const {
+    envName = (0, _environment.getEnv)(),
+    cwd = ".",
+    root: rootDir = ".",
+    rootMode = "root",
+    caller,
+    cloneInputAst = true
+  } = args;
+
+  const absoluteCwd = _path().default.resolve(cwd);
+
+  const absoluteRootDir = yield* resolveRootMode(_path().default.resolve(absoluteCwd, rootDir), rootMode);
+  const filename = typeof args.filename === "string" ? _path().default.resolve(cwd, args.filename) : undefined;
+  const showConfigPath = yield* (0, _files.resolveShowConfigPath)(absoluteCwd);
+  const context = {
+    filename,
+    cwd: absoluteCwd,
+    root: absoluteRootDir,
+    envName,
+    caller,
+    showConfig: showConfigPath === filename
+  };
+  const configChain = yield* (0, _configChain.buildRootChain)(args, context);
+  if (!configChain) return null;
+  const options = {};
+  configChain.options.forEach(opts => {
+    (0, _util.mergeOptions)(options, opts);
+  });
+  options.cloneInputAst = cloneInputAst;
+  options.babelrc = false;
+  options.configFile = false;
+  options.passPerPreset = false;
+  options.envName = context.envName;
+  options.cwd = context.cwd;
+  options.root = context.root;
+  options.filename = typeof context.filename === "string" ? context.filename : undefined;
+  options.plugins = configChain.plugins.map(descriptor => (0, _item.createItemFromDescriptor)(descriptor));
+  options.presets = configChain.presets.map(descriptor => (0, _item.createItemFromDescriptor)(descriptor));
+  return {
+    options,
+    context,
+    fileHandling: configChain.fileHandling,
+    ignore: configChain.ignore,
+    babelrc: configChain.babelrc,
+    config: configChain.config,
+    files: configChain.files
+  };
+}
+
+const loadPartialConfig = (0, _gensync().default)(function* (opts) {
+  let showIgnoredFiles = false;
+
+  if (typeof opts === "object" && opts !== null && !Array.isArray(opts)) {
+    var _opts = opts;
+    ({
+      showIgnoredFiles
+    } = _opts);
+    opts = _objectWithoutPropertiesLoose(_opts, ["showIgnoredFiles"]);
+    _opts;
+  }
+
+  const result = yield* loadPrivatePartialConfig(opts);
+  if (!result) return null;
+  const {
+    options,
+    babelrc,
+    ignore,
+    config,
+    fileHandling,
+    files
+  } = result;
+
+  if (fileHandling === "ignored" && !showIgnoredFiles) {
+    return null;
+  }
+
+  (options.plugins || []).forEach(item => {
+    if (item.value instanceof _plugin.default) {
+      throw new Error("Passing cached plugin instances is not supported in " + "babel.loadPartialConfig()");
+    }
+  });
+  return new PartialConfig(options, babelrc ? babelrc.filepath : undefined, ignore ? ignore.filepath : undefined, config ? config.filepath : undefined, fileHandling, files);
+});
+exports.loadPartialConfig = loadPartialConfig;
+
+class PartialConfig {
+  constructor(options, babelrc, ignore, config, fileHandling, files) {
+    this.options = void 0;
+    this.babelrc = void 0;
+    this.babelignore = void 0;
+    this.config = void 0;
+    this.fileHandling = void 0;
+    this.files = void 0;
+    this.options = options;
+    this.babelignore = ignore;
+    this.babelrc = babelrc;
+    this.config = config;
+    this.fileHandling = fileHandling;
+    this.files = files;
+    Object.freeze(this);
+  }
+
+  hasFilesystemConfig() {
+    return this.babelrc !== undefined || this.config !== undefined;
+  }
+
+}
+
+Object.freeze(PartialConfig.prototype);

tools/node_modules/@babel/core/lib/config/pattern-to-regex.js

@@ -0,0 +1,52 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = pathToPattern;
+
+function _path() {
+  const data = _interopRequireDefault(require("path"));
+
+  _path = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _escapeRegExp() {
+  const data = _interopRequireDefault(require("lodash/escapeRegExp"));
+
+  _escapeRegExp = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+const sep = `\\${_path().default.sep}`;
+const endSep = `(?:${sep}|$)`;
+const substitution = `[^${sep}]+`;
+const starPat = `(?:${substitution}${sep})`;
+const starPatLast = `(?:${substitution}${endSep})`;
+const starStarPat = `${starPat}*?`;
+const starStarPatLast = `${starPat}*?${starPatLast}?`;
+
+function pathToPattern(pattern, dirname) {
+  const parts = _path().default.resolve(dirname, pattern).split(_path().default.sep);
+
+  return new RegExp(["^", ...parts.map((part, i) => {
+    const last = i === parts.length - 1;
+    if (part === "**") return last ? starStarPatLast : starStarPat;
+    if (part === "*") return last ? starPatLast : starPat;
+
+    if (part.indexOf("*.") === 0) {
+      return substitution + (0, _escapeRegExp().default)(part.slice(1)) + (last ? endSep : sep);
+    }
+
+    return (0, _escapeRegExp().default)(part) + (last ? endSep : sep);
+  })].join(""));
+}

tools/node_modules/@babel/core/lib/config/plugin.js

@@ -0,0 +1,30 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = void 0;
+
+class Plugin {
+  constructor(plugin, options, key) {
+    this.key = void 0;
+    this.manipulateOptions = void 0;
+    this.post = void 0;
+    this.pre = void 0;
+    this.visitor = void 0;
+    this.parserOverride = void 0;
+    this.generatorOverride = void 0;
+    this.options = void 0;
+    this.key = plugin.name || key;
+    this.manipulateOptions = plugin.manipulateOptions;
+    this.post = plugin.post;
+    this.pre = plugin.pre;
+    this.visitor = plugin.visitor || {};
+    this.parserOverride = plugin.parserOverride;
+    this.generatorOverride = plugin.generatorOverride;
+    this.options = options;
+  }
+
+}
+
+exports.default = Plugin;

tools/node_modules/@babel/core/lib/config/printer.js

@@ -0,0 +1,127 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.ConfigPrinter = exports.ChainFormatter = void 0;
+const ChainFormatter = {
+  Programmatic: 0,
+  Config: 1
+};
+exports.ChainFormatter = ChainFormatter;
+const Formatter = {
+  title(type, callerName, filepath) {
+    let title = "";
+
+    if (type === ChainFormatter.Programmatic) {
+      title = "programmatic options";
+
+      if (callerName) {
+        title += " from " + callerName;
+      }
+    } else {
+      title = "config " + filepath;
+    }
+
+    return title;
+  },
+
+  loc(index, envName) {
+    let loc = "";
+
+    if (index != null) {
+      loc += `.overrides[${index}]`;
+    }
+
+    if (envName != null) {
+      loc += `.env["${envName}"]`;
+    }
+
+    return loc;
+  },
+
+  optionsAndDescriptors(opt) {
+    const content = Object.assign({}, opt.options);
+    delete content.overrides;
+    delete content.env;
+    const pluginDescriptors = [...opt.plugins()];
+
+    if (pluginDescriptors.length) {
+      content.plugins = pluginDescriptors.map(d => descriptorToConfig(d));
+    }
+
+    const presetDescriptors = [...opt.presets()];
+
+    if (presetDescriptors.length) {
+      content.presets = [...presetDescriptors].map(d => descriptorToConfig(d));
+    }
+
+    return JSON.stringify(content, undefined, 2);
+  }
+
+};
+
+function descriptorToConfig(d) {
+  var _d$file;
+
+  let name = (_d$file = d.file) == null ? void 0 : _d$file.request;
+
+  if (name == null) {
+    if (typeof d.value === "object") {
+      name = d.value;
+    } else if (typeof d.value === "function") {
+      name = `[Function: ${d.value.toString().substr(0, 50)} ... ]`;
+    }
+  }
+
+  if (name == null) {
+    name = "[Unknown]";
+  }
+
+  if (d.options === undefined) {
+    return name;
+  } else if (d.name == null) {
+    return [name, d.options];
+  } else {
+    return [name, d.options, d.name];
+  }
+}
+
+class ConfigPrinter {
+  constructor() {
+    this._stack = [];
+  }
+
+  configure(enabled, type, {
+    callerName,
+    filepath
+  }) {
+    if (!enabled) return () => {};
+    return (content, index, envName) => {
+      this._stack.push({
+        type,
+        callerName,
+        filepath,
+        content,
+        index,
+        envName
+      });
+    };
+  }
+
+  static format(config) {
+    let title = Formatter.title(config.type, config.callerName, config.filepath);
+    const loc = Formatter.loc(config.index, config.envName);
+    if (loc) title += ` ${loc}`;
+    const content = Formatter.optionsAndDescriptors(config.content);
+    return `${title}\n${content}`;
+  }
+
+  output() {
+    if (this._stack.length === 0) return "";
+    return this._stack.map(s => ConfigPrinter.format(s)).join("\n\n");
+  }
+
+}
+
+exports.ConfigPrinter = ConfigPrinter;

tools/node_modules/@babel/core/lib/config/util.js

@@ -0,0 +1,35 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.mergeOptions = mergeOptions;
+exports.isIterableIterator = isIterableIterator;
+
+function mergeOptions(target, source) {
+  for (const k of Object.keys(source)) {
+    if (k === "parserOpts" && source.parserOpts) {
+      const parserOpts = source.parserOpts;
+      const targetObj = target.parserOpts = target.parserOpts || {};
+      mergeDefaultFields(targetObj, parserOpts);
+    } else if (k === "generatorOpts" && source.generatorOpts) {
+      const generatorOpts = source.generatorOpts;
+      const targetObj = target.generatorOpts = target.generatorOpts || {};
+      mergeDefaultFields(targetObj, generatorOpts);
+    } else {
+      const val = source[k];
+      if (val !== undefined) target[k] = val;
+    }
+  }
+}
+
+function mergeDefaultFields(target, source) {
+  for (const k of Object.keys(source)) {
+    const val = source[k];
+    if (val !== undefined) target[k] = val;
+  }
+}
+
+function isIterableIterator(value) {
+  return !!value && typeof value.next === "function" && typeof value[Symbol.iterator] === "function";
+}

tools/node_modules/@babel/core/lib/config/validation/option-assertions.js

@@ -0,0 +1,268 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.msg = msg;
+exports.access = access;
+exports.assertRootMode = assertRootMode;
+exports.assertSourceMaps = assertSourceMaps;
+exports.assertCompact = assertCompact;
+exports.assertSourceType = assertSourceType;
+exports.assertCallerMetadata = assertCallerMetadata;
+exports.assertInputSourceMap = assertInputSourceMap;
+exports.assertString = assertString;
+exports.assertFunction = assertFunction;
+exports.assertBoolean = assertBoolean;
+exports.assertObject = assertObject;
+exports.assertArray = assertArray;
+exports.assertIgnoreList = assertIgnoreList;
+exports.assertConfigApplicableTest = assertConfigApplicableTest;
+exports.assertConfigFileSearch = assertConfigFileSearch;
+exports.assertBabelrcSearch = assertBabelrcSearch;
+exports.assertPluginList = assertPluginList;
+
+function msg(loc) {
+  switch (loc.type) {
+    case "root":
+      return ``;
+
+    case "env":
+      return `${msg(loc.parent)}.env["${loc.name}"]`;
+
+    case "overrides":
+      return `${msg(loc.parent)}.overrides[${loc.index}]`;
+
+    case "option":
+      return `${msg(loc.parent)}.${loc.name}`;
+
+    case "access":
+      return `${msg(loc.parent)}[${JSON.stringify(loc.name)}]`;
+
+    default:
+      throw new Error(`Assertion failure: Unknown type ${loc.type}`);
+  }
+}
+
+function access(loc, name) {
+  return {
+    type: "access",
+    name,
+    parent: loc
+  };
+}
+
+function assertRootMode(loc, value) {
+  if (value !== undefined && value !== "root" && value !== "upward" && value !== "upward-optional") {
+    throw new Error(`${msg(loc)} must be a "root", "upward", "upward-optional" or undefined`);
+  }
+
+  return value;
+}
+
+function assertSourceMaps(loc, value) {
+  if (value !== undefined && typeof value !== "boolean" && value !== "inline" && value !== "both") {
+    throw new Error(`${msg(loc)} must be a boolean, "inline", "both", or undefined`);
+  }
+
+  return value;
+}
+
+function assertCompact(loc, value) {
+  if (value !== undefined && typeof value !== "boolean" && value !== "auto") {
+    throw new Error(`${msg(loc)} must be a boolean, "auto", or undefined`);
+  }
+
+  return value;
+}
+
+function assertSourceType(loc, value) {
+  if (value !== undefined && value !== "module" && value !== "script" && value !== "unambiguous") {
+    throw new Error(`${msg(loc)} must be "module", "script", "unambiguous", or undefined`);
+  }
+
+  return value;
+}
+
+function assertCallerMetadata(loc, value) {
+  const obj = assertObject(loc, value);
+
+  if (obj) {
+    if (typeof obj["name"] !== "string") {
+      throw new Error(`${msg(loc)} set but does not contain "name" property string`);
+    }
+
+    for (const prop of Object.keys(obj)) {
+      const propLoc = access(loc, prop);
+      const value = obj[prop];
+
+      if (value != null && typeof value !== "boolean" && typeof value !== "string" && typeof value !== "number") {
+        throw new Error(`${msg(propLoc)} must be null, undefined, a boolean, a string, or a number.`);
+      }
+    }
+  }
+
+  return value;
+}
+
+function assertInputSourceMap(loc, value) {
+  if (value !== undefined && typeof value !== "boolean" && (typeof value !== "object" || !value)) {
+    throw new Error(`${msg(loc)} must be a boolean, object, or undefined`);
+  }
+
+  return value;
+}
+
+function assertString(loc, value) {
+  if (value !== undefined && typeof value !== "string") {
+    throw new Error(`${msg(loc)} must be a string, or undefined`);
+  }
+
+  return value;
+}
+
+function assertFunction(loc, value) {
+  if (value !== undefined && typeof value !== "function") {
+    throw new Error(`${msg(loc)} must be a function, or undefined`);
+  }
+
+  return value;
+}
+
+function assertBoolean(loc, value) {
+  if (value !== undefined && typeof value !== "boolean") {
+    throw new Error(`${msg(loc)} must be a boolean, or undefined`);
+  }
+
+  return value;
+}
+
+function assertObject(loc, value) {
+  if (value !== undefined && (typeof value !== "object" || Array.isArray(value) || !value)) {
+    throw new Error(`${msg(loc)} must be an object, or undefined`);
+  }
+
+  return value;
+}
+
+function assertArray(loc, value) {
+  if (value != null && !Array.isArray(value)) {
+    throw new Error(`${msg(loc)} must be an array, or undefined`);
+  }
+
+  return value;
+}
+
+function assertIgnoreList(loc, value) {
+  const arr = assertArray(loc, value);
+
+  if (arr) {
+    arr.forEach((item, i) => assertIgnoreItem(access(loc, i), item));
+  }
+
+  return arr;
+}
+
+function assertIgnoreItem(loc, value) {
+  if (typeof value !== "string" && typeof value !== "function" && !(value instanceof RegExp)) {
+    throw new Error(`${msg(loc)} must be an array of string/Function/RegExp values, or undefined`);
+  }
+
+  return value;
+}
+
+function assertConfigApplicableTest(loc, value) {
+  if (value === undefined) return value;
+
+  if (Array.isArray(value)) {
+    value.forEach((item, i) => {
+      if (!checkValidTest(item)) {
+        throw new Error(`${msg(access(loc, i))} must be a string/Function/RegExp.`);
+      }
+    });
+  } else if (!checkValidTest(value)) {
+    throw new Error(`${msg(loc)} must be a string/Function/RegExp, or an array of those`);
+  }
+
+  return value;
+}
+
+function checkValidTest(value) {
+  return typeof value === "string" || typeof value === "function" || value instanceof RegExp;
+}
+
+function assertConfigFileSearch(loc, value) {
+  if (value !== undefined && typeof value !== "boolean" && typeof value !== "string") {
+    throw new Error(`${msg(loc)} must be a undefined, a boolean, a string, ` + `got ${JSON.stringify(value)}`);
+  }
+
+  return value;
+}
+
+function assertBabelrcSearch(loc, value) {
+  if (value === undefined || typeof value === "boolean") return value;
+
+  if (Array.isArray(value)) {
+    value.forEach((item, i) => {
+      if (!checkValidTest(item)) {
+        throw new Error(`${msg(access(loc, i))} must be a string/Function/RegExp.`);
+      }
+    });
+  } else if (!checkValidTest(value)) {
+    throw new Error(`${msg(loc)} must be a undefined, a boolean, a string/Function/RegExp ` + `or an array of those, got ${JSON.stringify(value)}`);
+  }
+
+  return value;
+}
+
+function assertPluginList(loc, value) {
+  const arr = assertArray(loc, value);
+
+  if (arr) {
+    arr.forEach((item, i) => assertPluginItem(access(loc, i), item));
+  }
+
+  return arr;
+}
+
+function assertPluginItem(loc, value) {
+  if (Array.isArray(value)) {
+    if (value.length === 0) {
+      throw new Error(`${msg(loc)} must include an object`);
+    }
+
+    if (value.length > 3) {
+      throw new Error(`${msg(loc)} may only be a two-tuple or three-tuple`);
+    }
+
+    assertPluginTarget(access(loc, 0), value[0]);
+
+    if (value.length > 1) {
+      const opts = value[1];
+
+      if (opts !== undefined && opts !== false && (typeof opts !== "object" || Array.isArray(opts) || opts === null)) {
+        throw new Error(`${msg(access(loc, 1))} must be an object, false, or undefined`);
+      }
+    }
+
+    if (value.length === 3) {
+      const name = value[2];
+
+      if (name !== undefined && typeof name !== "string") {
+        throw new Error(`${msg(access(loc, 2))} must be a string, or undefined`);
+      }
+    }
+  } else {
+    assertPluginTarget(loc, value);
+  }
+
+  return value;
+}
+
+function assertPluginTarget(loc, value) {
+  if ((typeof value !== "object" || !value) && typeof value !== "string" && typeof value !== "function") {
+    throw new Error(`${msg(loc)} must be a string, object, function`);
+  }
+
+  return value;
+}

tools/node_modules/@babel/core/lib/config/validation/options.js

@@ -0,0 +1,201 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.validate = validate;
+exports.checkNoUnwrappedItemOptionPairs = checkNoUnwrappedItemOptionPairs;
+
+var _plugin = _interopRequireDefault(require("../plugin"));
+
+var _removed = _interopRequireDefault(require("./removed"));
+
+var _optionAssertions = require("./option-assertions");
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+const ROOT_VALIDATORS = {
+  cwd: _optionAssertions.assertString,
+  root: _optionAssertions.assertString,
+  rootMode: _optionAssertions.assertRootMode,
+  configFile: _optionAssertions.assertConfigFileSearch,
+  caller: _optionAssertions.assertCallerMetadata,
+  filename: _optionAssertions.assertString,
+  filenameRelative: _optionAssertions.assertString,
+  code: _optionAssertions.assertBoolean,
+  ast: _optionAssertions.assertBoolean,
+  cloneInputAst: _optionAssertions.assertBoolean,
+  envName: _optionAssertions.assertString
+};
+const BABELRC_VALIDATORS = {
+  babelrc: _optionAssertions.assertBoolean,
+  babelrcRoots: _optionAssertions.assertBabelrcSearch
+};
+const NONPRESET_VALIDATORS = {
+  extends: _optionAssertions.assertString,
+  ignore: _optionAssertions.assertIgnoreList,
+  only: _optionAssertions.assertIgnoreList
+};
+const COMMON_VALIDATORS = {
+  inputSourceMap: _optionAssertions.assertInputSourceMap,
+  presets: _optionAssertions.assertPluginList,
+  plugins: _optionAssertions.assertPluginList,
+  passPerPreset: _optionAssertions.assertBoolean,
+  env: assertEnvSet,
+  overrides: assertOverridesList,
+  test: _optionAssertions.assertConfigApplicableTest,
+  include: _optionAssertions.assertConfigApplicableTest,
+  exclude: _optionAssertions.assertConfigApplicableTest,
+  retainLines: _optionAssertions.assertBoolean,
+  comments: _optionAssertions.assertBoolean,
+  shouldPrintComment: _optionAssertions.assertFunction,
+  compact: _optionAssertions.assertCompact,
+  minified: _optionAssertions.assertBoolean,
+  auxiliaryCommentBefore: _optionAssertions.assertString,
+  auxiliaryCommentAfter: _optionAssertions.assertString,
+  sourceType: _optionAssertions.assertSourceType,
+  wrapPluginVisitorMethod: _optionAssertions.assertFunction,
+  highlightCode: _optionAssertions.assertBoolean,
+  sourceMaps: _optionAssertions.assertSourceMaps,
+  sourceMap: _optionAssertions.assertSourceMaps,
+  sourceFileName: _optionAssertions.assertString,
+  sourceRoot: _optionAssertions.assertString,
+  getModuleId: _optionAssertions.assertFunction,
+  moduleRoot: _optionAssertions.assertString,
+  moduleIds: _optionAssertions.assertBoolean,
+  moduleId: _optionAssertions.assertString,
+  parserOpts: _optionAssertions.assertObject,
+  generatorOpts: _optionAssertions.assertObject
+};
+
+function getSource(loc) {
+  return loc.type === "root" ? loc.source : getSource(loc.parent);
+}
+
+function validate(type, opts) {
+  return validateNested({
+    type: "root",
+    source: type
+  }, opts);
+}
+
+function validateNested(loc, opts) {
+  const type = getSource(loc);
+  assertNoDuplicateSourcemap(opts);
+  Object.keys(opts).forEach(key => {
+    const optLoc = {
+      type: "option",
+      name: key,
+      parent: loc
+    };
+
+    if (type === "preset" && NONPRESET_VALIDATORS[key]) {
+      throw new Error(`${(0, _optionAssertions.msg)(optLoc)} is not allowed in preset options`);
+    }
+
+    if (type !== "arguments" && ROOT_VALIDATORS[key]) {
+      throw new Error(`${(0, _optionAssertions.msg)(optLoc)} is only allowed in root programmatic options`);
+    }
+
+    if (type !== "arguments" && type !== "configfile" && BABELRC_VALIDATORS[key]) {
+      if (type === "babelrcfile" || type === "extendsfile") {
+        throw new Error(`${(0, _optionAssertions.msg)(optLoc)} is not allowed in .babelrc or "extends"ed files, only in root programmatic options, ` + `or babel.config.js/config file options`);
+      }
+
+      throw new Error(`${(0, _optionAssertions.msg)(optLoc)} is only allowed in root programmatic options, or babel.config.js/config file options`);
+    }
+
+    const validator = COMMON_VALIDATORS[key] || NONPRESET_VALIDATORS[key] || BABELRC_VALIDATORS[key] || ROOT_VALIDATORS[key] || throwUnknownError;
+    validator(optLoc, opts[key]);
+  });
+  return opts;
+}
+
+function throwUnknownError(loc) {
+  const key = loc.name;
+
+  if (_removed.default[key]) {
+    const {
+      message,
+      version = 5
+    } = _removed.default[key];
+    throw new Error(`Using removed Babel ${version} option: ${(0, _optionAssertions.msg)(loc)} - ${message}`);
+  } else {
+    const unknownOptErr = new Error(`Unknown option: ${(0, _optionAssertions.msg)(loc)}. Check out https://babeljs.io/docs/en/babel-core/#options for more information about options.`);
+    unknownOptErr.code = "BABEL_UNKNOWN_OPTION";
+    throw unknownOptErr;
+  }
+}
+
+function has(obj, key) {
+  return Object.prototype.hasOwnProperty.call(obj, key);
+}
+
+function assertNoDuplicateSourcemap(opts) {
+  if (has(opts, "sourceMap") && has(opts, "sourceMaps")) {
+    throw new Error(".sourceMap is an alias for .sourceMaps, cannot use both");
+  }
+}
+
+function assertEnvSet(loc, value) {
+  if (loc.parent.type === "env") {
+    throw new Error(`${(0, _optionAssertions.msg)(loc)} is not allowed inside of another .env block`);
+  }
+
+  const parent = loc.parent;
+  const obj = (0, _optionAssertions.assertObject)(loc, value);
+
+  if (obj) {
+    for (const envName of Object.keys(obj)) {
+      const env = (0, _optionAssertions.assertObject)((0, _optionAssertions.access)(loc, envName), obj[envName]);
+      if (!env) continue;
+      const envLoc = {
+        type: "env",
+        name: envName,
+        parent
+      };
+      validateNested(envLoc, env);
+    }
+  }
+
+  return obj;
+}
+
+function assertOverridesList(loc, value) {
+  if (loc.parent.type === "env") {
+    throw new Error(`${(0, _optionAssertions.msg)(loc)} is not allowed inside an .env block`);
+  }
+
+  if (loc.parent.type === "overrides") {
+    throw new Error(`${(0, _optionAssertions.msg)(loc)} is not allowed inside an .overrides block`);
+  }
+
+  const parent = loc.parent;
+  const arr = (0, _optionAssertions.assertArray)(loc, value);
+
+  if (arr) {
+    for (const [index, item] of arr.entries()) {
+      const objLoc = (0, _optionAssertions.access)(loc, index);
+      const env = (0, _optionAssertions.assertObject)(objLoc, item);
+      if (!env) throw new Error(`${(0, _optionAssertions.msg)(objLoc)} must be an object`);
+      const overridesLoc = {
+        type: "overrides",
+        index,
+        parent
+      };
+      validateNested(overridesLoc, env);
+    }
+  }
+
+  return arr;
+}
+
+function checkNoUnwrappedItemOptionPairs(items, index, type, e) {
+  if (index === 0) return;
+  const lastItem = items[index - 1];
+  const thisItem = items[index];
+
+  if (lastItem.file && lastItem.options === undefined && typeof thisItem.value === "object") {
+    e.message += `\n- Maybe you meant to use\n` + `"${type}": [\n  ["${lastItem.file.request}", ${JSON.stringify(thisItem.value, undefined, 2)}]\n]\n` + `To be a valid ${type}, its name and options should be wrapped in a pair of brackets`;
+  }
+}

tools/node_modules/@babel/core/lib/config/validation/plugins.js

@@ -0,0 +1,71 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.validatePluginObject = validatePluginObject;
+
+var _optionAssertions = require("./option-assertions");
+
+const VALIDATORS = {
+  name: _optionAssertions.assertString,
+  manipulateOptions: _optionAssertions.assertFunction,
+  pre: _optionAssertions.assertFunction,
+  post: _optionAssertions.assertFunction,
+  inherits: _optionAssertions.assertFunction,
+  visitor: assertVisitorMap,
+  parserOverride: _optionAssertions.assertFunction,
+  generatorOverride: _optionAssertions.assertFunction
+};
+
+function assertVisitorMap(loc, value) {
+  const obj = (0, _optionAssertions.assertObject)(loc, value);
+
+  if (obj) {
+    Object.keys(obj).forEach(prop => assertVisitorHandler(prop, obj[prop]));
+
+    if (obj.enter || obj.exit) {
+      throw new Error(`${(0, _optionAssertions.msg)(loc)} cannot contain catch-all "enter" or "exit" handlers. Please target individual nodes.`);
+    }
+  }
+
+  return obj;
+}
+
+function assertVisitorHandler(key, value) {
+  if (value && typeof value === "object") {
+    Object.keys(value).forEach(handler => {
+      if (handler !== "enter" && handler !== "exit") {
+        throw new Error(`.visitor["${key}"] may only have .enter and/or .exit handlers.`);
+      }
+    });
+  } else if (typeof value !== "function") {
+    throw new Error(`.visitor["${key}"] must be a function`);
+  }
+
+  return value;
+}
+
+function validatePluginObject(obj) {
+  const rootPath = {
+    type: "root",
+    source: "plugin"
+  };
+  Object.keys(obj).forEach(key => {
+    const validator = VALIDATORS[key];
+
+    if (validator) {
+      const optLoc = {
+        type: "option",
+        name: key,
+        parent: rootPath
+      };
+      validator(optLoc, obj[key]);
+    } else {
+      const invalidPluginPropertyError = new Error(`.${key} is not a valid Plugin property`);
+      invalidPluginPropertyError.code = "BABEL_UNKNOWN_PLUGIN_PROPERTY";
+      throw invalidPluginPropertyError;
+    }
+  });
+  return obj;
+}

tools/node_modules/@babel/core/lib/config/validation/removed.js

@@ -0,0 +1,66 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = void 0;
+var _default = {
+  auxiliaryComment: {
+    message: "Use `auxiliaryCommentBefore` or `auxiliaryCommentAfter`"
+  },
+  blacklist: {
+    message: "Put the specific transforms you want in the `plugins` option"
+  },
+  breakConfig: {
+    message: "This is not a necessary option in Babel 6"
+  },
+  experimental: {
+    message: "Put the specific transforms you want in the `plugins` option"
+  },
+  externalHelpers: {
+    message: "Use the `external-helpers` plugin instead. " + "Check out http://babeljs.io/docs/plugins/external-helpers/"
+  },
+  extra: {
+    message: ""
+  },
+  jsxPragma: {
+    message: "use the `pragma` option in the `react-jsx` plugin. " + "Check out http://babeljs.io/docs/plugins/transform-react-jsx/"
+  },
+  loose: {
+    message: "Specify the `loose` option for the relevant plugin you are using " + "or use a preset that sets the option."
+  },
+  metadataUsedHelpers: {
+    message: "Not required anymore as this is enabled by default"
+  },
+  modules: {
+    message: "Use the corresponding module transform plugin in the `plugins` option. " + "Check out http://babeljs.io/docs/plugins/#modules"
+  },
+  nonStandard: {
+    message: "Use the `react-jsx` and `flow-strip-types` plugins to support JSX and Flow. " + "Also check out the react preset http://babeljs.io/docs/plugins/preset-react/"
+  },
+  optional: {
+    message: "Put the specific transforms you want in the `plugins` option"
+  },
+  sourceMapName: {
+    message: "The `sourceMapName` option has been removed because it makes more sense for the " + "tooling that calls Babel to assign `map.file` themselves."
+  },
+  stage: {
+    message: "Check out the corresponding stage-x presets http://babeljs.io/docs/plugins/#presets"
+  },
+  whitelist: {
+    message: "Put the specific transforms you want in the `plugins` option"
+  },
+  resolveModuleSource: {
+    version: 6,
+    message: "Use `babel-plugin-module-resolver@3`'s 'resolvePath' options"
+  },
+  metadata: {
+    version: 6,
+    message: "Generated plugin metadata is always included in the output result"
+  },
+  sourceMapTarget: {
+    version: 6,
+    message: "The `sourceMapTarget` option has been removed because it makes more sense for the tooling " + "that calls Babel to assign `map.file` themselves."
+  }
+};
+exports.default = _default;

tools/node_modules/@babel/core/lib/gensync-utils/async.js

@@ -0,0 +1,89 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.maybeAsync = maybeAsync;
+exports.forwardAsync = forwardAsync;
+exports.isThenable = isThenable;
+exports.waitFor = exports.onFirstPause = exports.isAsync = void 0;
+
+function _gensync() {
+  const data = _interopRequireDefault(require("gensync"));
+
+  _gensync = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+const id = x => x;
+
+const runGenerator = (0, _gensync().default)(function* (item) {
+  return yield* item;
+});
+const isAsync = (0, _gensync().default)({
+  sync: () => false,
+  errback: cb => cb(null, true)
+});
+exports.isAsync = isAsync;
+
+function maybeAsync(fn, message) {
+  return (0, _gensync().default)({
+    sync(...args) {
+      const result = fn.apply(this, args);
+      if (isThenable(result)) throw new Error(message);
+      return result;
+    },
+
+    async(...args) {
+      return Promise.resolve(fn.apply(this, args));
+    }
+
+  });
+}
+
+const withKind = (0, _gensync().default)({
+  sync: cb => cb("sync"),
+  async: cb => cb("async")
+});
+
+function forwardAsync(action, cb) {
+  const g = (0, _gensync().default)(action);
+  return withKind(kind => {
+    const adapted = g[kind];
+    return cb(adapted);
+  });
+}
+
+const onFirstPause = (0, _gensync().default)({
+  name: "onFirstPause",
+  arity: 2,
+  sync: function (item) {
+    return runGenerator.sync(item);
+  },
+  errback: function (item, firstPause, cb) {
+    let completed = false;
+    runGenerator.errback(item, (err, value) => {
+      completed = true;
+      cb(err, value);
+    });
+
+    if (!completed) {
+      firstPause();
+    }
+  }
+});
+exports.onFirstPause = onFirstPause;
+const waitFor = (0, _gensync().default)({
+  sync: id,
+  async: id
+});
+exports.waitFor = waitFor;
+
+function isThenable(val) {
+  return !!val && (typeof val === "object" || typeof val === "function") && !!val.then && typeof val.then === "function";
+}

tools/node_modules/@babel/core/lib/gensync-utils/fs.js

@@ -0,0 +1,53 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.stat = exports.exists = exports.readFile = void 0;
+
+function _fs() {
+  const data = _interopRequireDefault(require("fs"));
+
+  _fs = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _gensync() {
+  const data = _interopRequireDefault(require("gensync"));
+
+  _gensync = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+const readFile = (0, _gensync().default)({
+  sync: _fs().default.readFileSync,
+  errback: _fs().default.readFile
+});
+exports.readFile = readFile;
+const exists = (0, _gensync().default)({
+  sync(path) {
+    try {
+      _fs().default.accessSync(path);
+
+      return true;
+    } catch (_unused) {
+      return false;
+    }
+  },
+
+  errback: (path, cb) => _fs().default.access(path, undefined, err => cb(null, !err))
+});
+exports.exists = exists;
+const stat = (0, _gensync().default)({
+  sync: _fs().default.statSync,
+  errback: _fs().default.stat
+});
+exports.stat = stat;

tools/node_modules/@babel/core/lib/gensync-utils/resolve.js

@@ -0,0 +1,35 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = void 0;
+
+function _resolve() {
+  const data = _interopRequireDefault(require("resolve"));
+
+  _resolve = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _gensync() {
+  const data = _interopRequireDefault(require("gensync"));
+
+  _gensync = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+var _default = (0, _gensync().default)({
+  sync: _resolve().default.sync,
+  errback: _resolve().default
+});
+
+exports.default = _default;

tools/node_modules/@babel/core/lib/index.js

@@ -0,0 +1,266 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.Plugin = Plugin;
+Object.defineProperty(exports, "File", {
+  enumerable: true,
+  get: function () {
+    return _file.default;
+  }
+});
+Object.defineProperty(exports, "buildExternalHelpers", {
+  enumerable: true,
+  get: function () {
+    return _buildExternalHelpers.default;
+  }
+});
+Object.defineProperty(exports, "resolvePlugin", {
+  enumerable: true,
+  get: function () {
+    return _files.resolvePlugin;
+  }
+});
+Object.defineProperty(exports, "resolvePreset", {
+  enumerable: true,
+  get: function () {
+    return _files.resolvePreset;
+  }
+});
+Object.defineProperty(exports, "version", {
+  enumerable: true,
+  get: function () {
+    return _package.version;
+  }
+});
+Object.defineProperty(exports, "getEnv", {
+  enumerable: true,
+  get: function () {
+    return _environment.getEnv;
+  }
+});
+Object.defineProperty(exports, "tokTypes", {
+  enumerable: true,
+  get: function () {
+    return _parser().tokTypes;
+  }
+});
+Object.defineProperty(exports, "traverse", {
+  enumerable: true,
+  get: function () {
+    return _traverse().default;
+  }
+});
+Object.defineProperty(exports, "template", {
+  enumerable: true,
+  get: function () {
+    return _template().default;
+  }
+});
+Object.defineProperty(exports, "createConfigItem", {
+  enumerable: true,
+  get: function () {
+    return _item.createConfigItem;
+  }
+});
+Object.defineProperty(exports, "loadPartialConfig", {
+  enumerable: true,
+  get: function () {
+    return _config.loadPartialConfig;
+  }
+});
+Object.defineProperty(exports, "loadPartialConfigSync", {
+  enumerable: true,
+  get: function () {
+    return _config.loadPartialConfigSync;
+  }
+});
+Object.defineProperty(exports, "loadPartialConfigAsync", {
+  enumerable: true,
+  get: function () {
+    return _config.loadPartialConfigAsync;
+  }
+});
+Object.defineProperty(exports, "loadOptions", {
+  enumerable: true,
+  get: function () {
+    return _config.loadOptions;
+  }
+});
+Object.defineProperty(exports, "loadOptionsSync", {
+  enumerable: true,
+  get: function () {
+    return _config.loadOptionsSync;
+  }
+});
+Object.defineProperty(exports, "loadOptionsAsync", {
+  enumerable: true,
+  get: function () {
+    return _config.loadOptionsAsync;
+  }
+});
+Object.defineProperty(exports, "transform", {
+  enumerable: true,
+  get: function () {
+    return _transform.transform;
+  }
+});
+Object.defineProperty(exports, "transformSync", {
+  enumerable: true,
+  get: function () {
+    return _transform.transformSync;
+  }
+});
+Object.defineProperty(exports, "transformAsync", {
+  enumerable: true,
+  get: function () {
+    return _transform.transformAsync;
+  }
+});
+Object.defineProperty(exports, "transformFile", {
+  enumerable: true,
+  get: function () {
+    return _transformFile.transformFile;
+  }
+});
+Object.defineProperty(exports, "transformFileSync", {
+  enumerable: true,
+  get: function () {
+    return _transformFile.transformFileSync;
+  }
+});
+Object.defineProperty(exports, "transformFileAsync", {
+  enumerable: true,
+  get: function () {
+    return _transformFile.transformFileAsync;
+  }
+});
+Object.defineProperty(exports, "transformFromAst", {
+  enumerable: true,
+  get: function () {
+    return _transformAst.transformFromAst;
+  }
+});
+Object.defineProperty(exports, "transformFromAstSync", {
+  enumerable: true,
+  get: function () {
+    return _transformAst.transformFromAstSync;
+  }
+});
+Object.defineProperty(exports, "transformFromAstAsync", {
+  enumerable: true,
+  get: function () {
+    return _transformAst.transformFromAstAsync;
+  }
+});
+Object.defineProperty(exports, "parse", {
+  enumerable: true,
+  get: function () {
+    return _parse.parse;
+  }
+});
+Object.defineProperty(exports, "parseSync", {
+  enumerable: true,
+  get: function () {
+    return _parse.parseSync;
+  }
+});
+Object.defineProperty(exports, "parseAsync", {
+  enumerable: true,
+  get: function () {
+    return _parse.parseAsync;
+  }
+});
+exports.types = exports.OptionManager = exports.DEFAULT_EXTENSIONS = void 0;
+
+var _file = _interopRequireDefault(require("./transformation/file/file"));
+
+var _buildExternalHelpers = _interopRequireDefault(require("./tools/build-external-helpers"));
+
+var _files = require("./config/files");
+
+var _package = require("../package.json");
+
+var _environment = require("./config/helpers/environment");
+
+function _types() {
+  const data = _interopRequireWildcard(require("@babel/types"));
+
+  _types = function () {
+    return data;
+  };
+
+  return data;
+}
+
+Object.defineProperty(exports, "types", {
+  enumerable: true,
+  get: function () {
+    return _types();
+  }
+});
+
+function _parser() {
+  const data = require("@babel/parser");
+
+  _parser = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _traverse() {
+  const data = _interopRequireDefault(require("@babel/traverse"));
+
+  _traverse = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _template() {
+  const data = _interopRequireDefault(require("@babel/template"));
+
+  _template = function () {
+    return data;
+  };
+
+  return data;
+}
+
+var _item = require("./config/item");
+
+var _config = require("./config");
+
+var _transform = require("./transform");
+
+var _transformFile = require("./transform-file");
+
+var _transformAst = require("./transform-ast");
+
+var _parse = require("./parse");
+
+function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
+
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+const DEFAULT_EXTENSIONS = Object.freeze([".js", ".jsx", ".es6", ".es", ".mjs"]);
+exports.DEFAULT_EXTENSIONS = DEFAULT_EXTENSIONS;
+
+class OptionManager {
+  init(opts) {
+    return (0, _config.loadOptions)(opts);
+  }
+
+}
+
+exports.OptionManager = OptionManager;
+
+function Plugin(alias) {
+  throw new Error(`The (${alias}) Babel 5 plugin is being run with an unsupported Babel version.`);
+}

tools/node_modules/@babel/core/lib/parse.js

@@ -0,0 +1,50 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.parseAsync = exports.parseSync = exports.parse = void 0;
+
+function _gensync() {
+  const data = _interopRequireDefault(require("gensync"));
+
+  _gensync = function () {
+    return data;
+  };
+
+  return data;
+}
+
+var _config = _interopRequireDefault(require("./config"));
+
+var _parser = _interopRequireDefault(require("./parser"));
+
+var _normalizeOpts = _interopRequireDefault(require("./transformation/normalize-opts"));
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+const parseRunner = (0, _gensync().default)(function* parse(code, opts) {
+  const config = yield* (0, _config.default)(opts);
+
+  if (config === null) {
+    return null;
+  }
+
+  return yield* (0, _parser.default)(config.passes, (0, _normalizeOpts.default)(config), code);
+});
+
+const parse = function parse(code, opts, callback) {
+  if (typeof opts === "function") {
+    callback = opts;
+    opts = undefined;
+  }
+
+  if (callback === undefined) return parseRunner.sync(code, opts);
+  parseRunner.errback(code, opts, callback);
+};
+
+exports.parse = parse;
+const parseSync = parseRunner.sync;
+exports.parseSync = parseSync;
+const parseAsync = parseRunner.async;
+exports.parseAsync = parseAsync;

tools/node_modules/@babel/core/lib/parser/index.js

@@ -0,0 +1,97 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = parser;
+
+function _parser() {
+  const data = require("@babel/parser");
+
+  _parser = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _codeFrame() {
+  const data = require("@babel/code-frame");
+
+  _codeFrame = function () {
+    return data;
+  };
+
+  return data;
+}
+
+var _missingPluginHelper = _interopRequireDefault(require("./util/missing-plugin-helper"));
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function* parser(pluginPasses, {
+  parserOpts,
+  highlightCode = true,
+  filename = "unknown"
+}, code) {
+  try {
+    const results = [];
+
+    for (const plugins of pluginPasses) {
+      for (const plugin of plugins) {
+        const {
+          parserOverride
+        } = plugin;
+
+        if (parserOverride) {
+          const ast = parserOverride(code, parserOpts, _parser().parse);
+          if (ast !== undefined) results.push(ast);
+        }
+      }
+    }
+
+    if (results.length === 0) {
+      return (0, _parser().parse)(code, parserOpts);
+    } else if (results.length === 1) {
+      yield* [];
+
+      if (typeof results[0].then === "function") {
+        throw new Error(`You appear to be using an async parser plugin, ` + `which your current version of Babel does not support. ` + `If you're using a published plugin, you may need to upgrade ` + `your @babel/core version.`);
+      }
+
+      return results[0];
+    }
+
+    throw new Error("More than one plugin attempted to override parsing.");
+  } catch (err) {
+    if (err.code === "BABEL_PARSER_SOURCETYPE_MODULE_REQUIRED") {
+      err.message += "\nConsider renaming the file to '.mjs', or setting sourceType:module " + "or sourceType:unambiguous in your Babel config for this file.";
+    }
+
+    const {
+      loc,
+      missingPlugin
+    } = err;
+
+    if (loc) {
+      const codeFrame = (0, _codeFrame().codeFrameColumns)(code, {
+        start: {
+          line: loc.line,
+          column: loc.column + 1
+        }
+      }, {
+        highlightCode
+      });
+
+      if (missingPlugin) {
+        err.message = `${filename}: ` + (0, _missingPluginHelper.default)(missingPlugin[0], loc, codeFrame);
+      } else {
+        err.message = `${filename}: ${err.message}\n\n` + codeFrame;
+      }
+
+      err.code = "BABEL_PARSE_ERROR";
+    }
+
+    throw err;
+  }
+}

tools/node_modules/@babel/core/lib/parser/util/missing-plugin-helper.js

@@ -0,0 +1,307 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = generateMissingPluginMessage;
+const pluginNameMap = {
+  classProperties: {
+    syntax: {
+      name: "@babel/plugin-syntax-class-properties",
+      url: "https://git.io/vb4yQ"
+    },
+    transform: {
+      name: "@babel/plugin-proposal-class-properties",
+      url: "https://git.io/vb4SL"
+    }
+  },
+  classPrivateProperties: {
+    syntax: {
+      name: "@babel/plugin-syntax-class-properties",
+      url: "https://git.io/vb4yQ"
+    },
+    transform: {
+      name: "@babel/plugin-proposal-class-properties",
+      url: "https://git.io/vb4SL"
+    }
+  },
+  classPrivateMethods: {
+    syntax: {
+      name: "@babel/plugin-syntax-class-properties",
+      url: "https://git.io/vb4yQ"
+    },
+    transform: {
+      name: "@babel/plugin-proposal-private-methods",
+      url: "https://git.io/JvpRG"
+    }
+  },
+  classStaticBlock: {
+    syntax: {
+      name: "@babel/plugin-syntax-class-static-block",
+      url: "https://git.io/JTLB6"
+    },
+    transform: {
+      name: "@babel/plugin-proposal-class-static-block",
+      url: "https://git.io/JTLBP"
+    }
+  },
+  decimal: {
+    syntax: {
+      name: "@babel/plugin-syntax-decimal",
+      url: "https://git.io/JfKOH"
+    }
+  },
+  decorators: {
+    syntax: {
+      name: "@babel/plugin-syntax-decorators",
+      url: "https://git.io/vb4y9"
+    },
+    transform: {
+      name: "@babel/plugin-proposal-decorators",
+      url: "https://git.io/vb4ST"
+    }
+  },
+  doExpressions: {
+    syntax: {
+      name: "@babel/plugin-syntax-do-expressions",
+      url: "https://git.io/vb4yh"
+    },
+    transform: {
+      name: "@babel/plugin-proposal-do-expressions",
+      url: "https://git.io/vb4S3"
+    }
+  },
+  dynamicImport: {
+    syntax: {
+      name: "@babel/plugin-syntax-dynamic-import",
+      url: "https://git.io/vb4Sv"
+    }
+  },
+  exportDefaultFrom: {
+    syntax: {
+      name: "@babel/plugin-syntax-export-default-from",
+      url: "https://git.io/vb4SO"
+    },
+    transform: {
+      name: "@babel/plugin-proposal-export-default-from",
+      url: "https://git.io/vb4yH"
+    }
+  },
+  exportNamespaceFrom: {
+    syntax: {
+      name: "@babel/plugin-syntax-export-namespace-from",
+      url: "https://git.io/vb4Sf"
+    },
+    transform: {
+      name: "@babel/plugin-proposal-export-namespace-from",
+      url: "https://git.io/vb4SG"
+    }
+  },
+  flow: {
+    syntax: {
+      name: "@babel/plugin-syntax-flow",
+      url: "https://git.io/vb4yb"
+    },
+    transform: {
+      name: "@babel/preset-flow",
+      url: "https://git.io/JfeDn"
+    }
+  },
+  functionBind: {
+    syntax: {
+      name: "@babel/plugin-syntax-function-bind",
+      url: "https://git.io/vb4y7"
+    },
+    transform: {
+      name: "@babel/plugin-proposal-function-bind",
+      url: "https://git.io/vb4St"
+    }
+  },
+  functionSent: {
+    syntax: {
+      name: "@babel/plugin-syntax-function-sent",
+      url: "https://git.io/vb4yN"
+    },
+    transform: {
+      name: "@babel/plugin-proposal-function-sent",
+      url: "https://git.io/vb4SZ"
+    }
+  },
+  importMeta: {
+    syntax: {
+      name: "@babel/plugin-syntax-import-meta",
+      url: "https://git.io/vbKK6"
+    }
+  },
+  jsx: {
+    syntax: {
+      name: "@babel/plugin-syntax-jsx",
+      url: "https://git.io/vb4yA"
+    },
+    transform: {
+      name: "@babel/preset-react",
+      url: "https://git.io/JfeDR"
+    }
+  },
+  importAssertions: {
+    syntax: {
+      name: "@babel/plugin-syntax-import-assertions",
+      url: "https://git.io/JUbkv"
+    }
+  },
+  moduleStringNames: {
+    syntax: {
+      name: "@babel/plugin-syntax-module-string-names",
+      url: "https://git.io/JTL8G"
+    }
+  },
+  numericSeparator: {
+    syntax: {
+      name: "@babel/plugin-syntax-numeric-separator",
+      url: "https://git.io/vb4Sq"
+    },
+    transform: {
+      name: "@babel/plugin-proposal-numeric-separator",
+      url: "https://git.io/vb4yS"
+    }
+  },
+  optionalChaining: {
+    syntax: {
+      name: "@babel/plugin-syntax-optional-chaining",
+      url: "https://git.io/vb4Sc"
+    },
+    transform: {
+      name: "@babel/plugin-proposal-optional-chaining",
+      url: "https://git.io/vb4Sk"
+    }
+  },
+  pipelineOperator: {
+    syntax: {
+      name: "@babel/plugin-syntax-pipeline-operator",
+      url: "https://git.io/vb4yj"
+    },
+    transform: {
+      name: "@babel/plugin-proposal-pipeline-operator",
+      url: "https://git.io/vb4SU"
+    }
+  },
+  privateIn: {
+    syntax: {
+      name: "@babel/plugin-syntax-private-property-in-object",
+      url: "https://git.io/JfK3q"
+    },
+    transform: {
+      name: "@babel/plugin-proposal-private-property-in-object",
+      url: "https://git.io/JfK3O"
+    }
+  },
+  recordAndTuple: {
+    syntax: {
+      name: "@babel/plugin-syntax-record-and-tuple",
+      url: "https://git.io/JvKp3"
+    }
+  },
+  throwExpressions: {
+    syntax: {
+      name: "@babel/plugin-syntax-throw-expressions",
+      url: "https://git.io/vb4SJ"
+    },
+    transform: {
+      name: "@babel/plugin-proposal-throw-expressions",
+      url: "https://git.io/vb4yF"
+    }
+  },
+  typescript: {
+    syntax: {
+      name: "@babel/plugin-syntax-typescript",
+      url: "https://git.io/vb4SC"
+    },
+    transform: {
+      name: "@babel/preset-typescript",
+      url: "https://git.io/JfeDz"
+    }
+  },
+  asyncGenerators: {
+    syntax: {
+      name: "@babel/plugin-syntax-async-generators",
+      url: "https://git.io/vb4SY"
+    },
+    transform: {
+      name: "@babel/plugin-proposal-async-generator-functions",
+      url: "https://git.io/vb4yp"
+    }
+  },
+  logicalAssignment: {
+    syntax: {
+      name: "@babel/plugin-syntax-logical-assignment-operators",
+      url: "https://git.io/vAlBp"
+    },
+    transform: {
+      name: "@babel/plugin-proposal-logical-assignment-operators",
+      url: "https://git.io/vAlRe"
+    }
+  },
+  nullishCoalescingOperator: {
+    syntax: {
+      name: "@babel/plugin-syntax-nullish-coalescing-operator",
+      url: "https://git.io/vb4yx"
+    },
+    transform: {
+      name: "@babel/plugin-proposal-nullish-coalescing-operator",
+      url: "https://git.io/vb4Se"
+    }
+  },
+  objectRestSpread: {
+    syntax: {
+      name: "@babel/plugin-syntax-object-rest-spread",
+      url: "https://git.io/vb4y5"
+    },
+    transform: {
+      name: "@babel/plugin-proposal-object-rest-spread",
+      url: "https://git.io/vb4Ss"
+    }
+  },
+  optionalCatchBinding: {
+    syntax: {
+      name: "@babel/plugin-syntax-optional-catch-binding",
+      url: "https://git.io/vb4Sn"
+    },
+    transform: {
+      name: "@babel/plugin-proposal-optional-catch-binding",
+      url: "https://git.io/vb4SI"
+    }
+  }
+};
+pluginNameMap.privateIn.syntax = pluginNameMap.privateIn.transform;
+
+const getNameURLCombination = ({
+  name,
+  url
+}) => `${name} (${url})`;
+
+function generateMissingPluginMessage(missingPluginName, loc, codeFrame) {
+  let helpMessage = `Support for the experimental syntax '${missingPluginName}' isn't currently enabled ` + `(${loc.line}:${loc.column + 1}):\n\n` + codeFrame;
+  const pluginInfo = pluginNameMap[missingPluginName];
+
+  if (pluginInfo) {
+    const {
+      syntax: syntaxPlugin,
+      transform: transformPlugin
+    } = pluginInfo;
+
+    if (syntaxPlugin) {
+      const syntaxPluginInfo = getNameURLCombination(syntaxPlugin);
+
+      if (transformPlugin) {
+        const transformPluginInfo = getNameURLCombination(transformPlugin);
+        const sectionType = transformPlugin.name.startsWith("@babel/plugin") ? "plugins" : "presets";
+        helpMessage += `\n\nAdd ${transformPluginInfo} to the '${sectionType}' section of your Babel config to enable transformation.
+If you want to leave it as-is, add ${syntaxPluginInfo} to the 'plugins' section to enable parsing.`;
+      } else {
+        helpMessage += `\n\nAdd ${syntaxPluginInfo} to the 'plugins' section of your Babel config ` + `to enable parsing.`;
+      }
+    }
+  }
+
+  return helpMessage;
+}

tools/node_modules/@babel/core/lib/tools/build-external-helpers.js

@@ -0,0 +1,148 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = _default;
+
+function helpers() {
+  const data = _interopRequireWildcard(require("@babel/helpers"));
+
+  helpers = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _generator() {
+  const data = _interopRequireDefault(require("@babel/generator"));
+
+  _generator = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _template() {
+  const data = _interopRequireDefault(require("@babel/template"));
+
+  _template = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function t() {
+  const data = _interopRequireWildcard(require("@babel/types"));
+
+  t = function () {
+    return data;
+  };
+
+  return data;
+}
+
+var _file = _interopRequireDefault(require("../transformation/file/file"));
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
+
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
+
+const buildUmdWrapper = replacements => (0, _template().default)`
+    (function (root, factory) {
+      if (typeof define === "function" && define.amd) {
+        define(AMD_ARGUMENTS, factory);
+      } else if (typeof exports === "object") {
+        factory(COMMON_ARGUMENTS);
+      } else {
+        factory(BROWSER_ARGUMENTS);
+      }
+    })(UMD_ROOT, function (FACTORY_PARAMETERS) {
+      FACTORY_BODY
+    });
+  `(replacements);
+
+function buildGlobal(allowlist) {
+  const namespace = t().identifier("babelHelpers");
+  const body = [];
+  const container = t().functionExpression(null, [t().identifier("global")], t().blockStatement(body));
+  const tree = t().program([t().expressionStatement(t().callExpression(container, [t().conditionalExpression(t().binaryExpression("===", t().unaryExpression("typeof", t().identifier("global")), t().stringLiteral("undefined")), t().identifier("self"), t().identifier("global"))]))]);
+  body.push(t().variableDeclaration("var", [t().variableDeclarator(namespace, t().assignmentExpression("=", t().memberExpression(t().identifier("global"), namespace), t().objectExpression([])))]));
+  buildHelpers(body, namespace, allowlist);
+  return tree;
+}
+
+function buildModule(allowlist) {
+  const body = [];
+  const refs = buildHelpers(body, null, allowlist);
+  body.unshift(t().exportNamedDeclaration(null, Object.keys(refs).map(name => {
+    return t().exportSpecifier(t().cloneNode(refs[name]), t().identifier(name));
+  })));
+  return t().program(body, [], "module");
+}
+
+function buildUmd(allowlist) {
+  const namespace = t().identifier("babelHelpers");
+  const body = [];
+  body.push(t().variableDeclaration("var", [t().variableDeclarator(namespace, t().identifier("global"))]));
+  buildHelpers(body, namespace, allowlist);
+  return t().program([buildUmdWrapper({
+    FACTORY_PARAMETERS: t().identifier("global"),
+    BROWSER_ARGUMENTS: t().assignmentExpression("=", t().memberExpression(t().identifier("root"), namespace), t().objectExpression([])),
+    COMMON_ARGUMENTS: t().identifier("exports"),
+    AMD_ARGUMENTS: t().arrayExpression([t().stringLiteral("exports")]),
+    FACTORY_BODY: body,
+    UMD_ROOT: t().identifier("this")
+  })]);
+}
+
+function buildVar(allowlist) {
+  const namespace = t().identifier("babelHelpers");
+  const body = [];
+  body.push(t().variableDeclaration("var", [t().variableDeclarator(namespace, t().objectExpression([]))]));
+  const tree = t().program(body);
+  buildHelpers(body, namespace, allowlist);
+  body.push(t().expressionStatement(namespace));
+  return tree;
+}
+
+function buildHelpers(body, namespace, allowlist) {
+  const getHelperReference = name => {
+    return namespace ? t().memberExpression(namespace, t().identifier(name)) : t().identifier(`_${name}`);
+  };
+
+  const refs = {};
+  helpers().list.forEach(function (name) {
+    if (allowlist && allowlist.indexOf(name) < 0) return;
+    const ref = refs[name] = getHelperReference(name);
+    helpers().ensure(name, _file.default);
+    const {
+      nodes
+    } = helpers().get(name, getHelperReference, ref);
+    body.push(...nodes);
+  });
+  return refs;
+}
+
+function _default(allowlist, outputType = "global") {
+  let tree;
+  const build = {
+    global: buildGlobal,
+    module: buildModule,
+    umd: buildUmd,
+    var: buildVar
+  }[outputType];
+
+  if (build) {
+    tree = build(allowlist);
+  } else {
+    throw new Error(`Unsupported output type ${outputType}`);
+  }
+
+  return (0, _generator().default)(tree).code;
+}

tools/node_modules/@babel/core/lib/transform-ast.js

@@ -0,0 +1,48 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.transformFromAstAsync = exports.transformFromAstSync = exports.transformFromAst = void 0;
+
+function _gensync() {
+  const data = _interopRequireDefault(require("gensync"));
+
+  _gensync = function () {
+    return data;
+  };
+
+  return data;
+}
+
+var _config = _interopRequireDefault(require("./config"));
+
+var _transformation = require("./transformation");
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+const transformFromAstRunner = (0, _gensync().default)(function* (ast, code, opts) {
+  const config = yield* (0, _config.default)(opts);
+  if (config === null) return null;
+  if (!ast) throw new Error("No AST given");
+  return yield* (0, _transformation.run)(config, code, ast);
+});
+
+const transformFromAst = function transformFromAst(ast, code, opts, callback) {
+  if (typeof opts === "function") {
+    callback = opts;
+    opts = undefined;
+  }
+
+  if (callback === undefined) {
+    return transformFromAstRunner.sync(ast, code, opts);
+  }
+
+  transformFromAstRunner.errback(ast, code, opts, callback);
+};
+
+exports.transformFromAst = transformFromAst;
+const transformFromAstSync = transformFromAstRunner.sync;
+exports.transformFromAstSync = transformFromAstSync;
+const transformFromAstAsync = transformFromAstRunner.async;
+exports.transformFromAstAsync = transformFromAstAsync;

tools/node_modules/@babel/core/lib/transform-file-browser.js

@@ -0,0 +1,26 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.transformFileSync = transformFileSync;
+exports.transformFileAsync = transformFileAsync;
+exports.transformFile = void 0;
+
+const transformFile = function transformFile(filename, opts, callback) {
+  if (typeof opts === "function") {
+    callback = opts;
+  }
+
+  callback(new Error("Transforming files is not supported in browsers"), null);
+};
+
+exports.transformFile = transformFile;
+
+function transformFileSync() {
+  throw new Error("Transforming files is not supported in browsers");
+}
+
+function transformFileAsync() {
+  return Promise.reject(new Error("Transforming files is not supported in browsers"));
+}

tools/node_modules/@babel/core/lib/transform-file.js

@@ -0,0 +1,45 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.transformFileAsync = exports.transformFileSync = exports.transformFile = void 0;
+
+function _gensync() {
+  const data = _interopRequireDefault(require("gensync"));
+
+  _gensync = function () {
+    return data;
+  };
+
+  return data;
+}
+
+var _config = _interopRequireDefault(require("./config"));
+
+var _transformation = require("./transformation");
+
+var fs = _interopRequireWildcard(require("./gensync-utils/fs"));
+
+function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
+
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+({});
+const transformFileRunner = (0, _gensync().default)(function* (filename, opts) {
+  const options = Object.assign({}, opts, {
+    filename
+  });
+  const config = yield* (0, _config.default)(options);
+  if (config === null) return null;
+  const code = yield* fs.readFile(filename, "utf8");
+  return yield* (0, _transformation.run)(config, code);
+});
+const transformFile = transformFileRunner.errback;
+exports.transformFile = transformFile;
+const transformFileSync = transformFileRunner.sync;
+exports.transformFileSync = transformFileSync;
+const transformFileAsync = transformFileRunner.async;
+exports.transformFileAsync = transformFileAsync;

tools/node_modules/@babel/core/lib/transform.js

@@ -0,0 +1,44 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.transformAsync = exports.transformSync = exports.transform = void 0;
+
+function _gensync() {
+  const data = _interopRequireDefault(require("gensync"));
+
+  _gensync = function () {
+    return data;
+  };
+
+  return data;
+}
+
+var _config = _interopRequireDefault(require("./config"));
+
+var _transformation = require("./transformation");
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+const transformRunner = (0, _gensync().default)(function* transform(code, opts) {
+  const config = yield* (0, _config.default)(opts);
+  if (config === null) return null;
+  return yield* (0, _transformation.run)(config, code);
+});
+
+const transform = function transform(code, opts, callback) {
+  if (typeof opts === "function") {
+    callback = opts;
+    opts = undefined;
+  }
+
+  if (callback === undefined) return transformRunner.sync(code, opts);
+  transformRunner.errback(code, opts, callback);
+};
+
+exports.transform = transform;
+const transformSync = transformRunner.sync;
+exports.transformSync = transformSync;
+const transformAsync = transformRunner.async;
+exports.transformAsync = transformAsync;

tools/node_modules/@babel/core/lib/transformation/block-hoist-plugin.js

@@ -0,0 +1,68 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = loadBlockHoistPlugin;
+
+function _sortBy() {
+  const data = _interopRequireDefault(require("lodash/sortBy"));
+
+  _sortBy = function () {
+    return data;
+  };
+
+  return data;
+}
+
+var _config = _interopRequireDefault(require("../config"));
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+let LOADED_PLUGIN;
+
+function loadBlockHoistPlugin() {
+  if (!LOADED_PLUGIN) {
+    const config = _config.default.sync({
+      babelrc: false,
+      configFile: false,
+      plugins: [blockHoistPlugin]
+    });
+
+    LOADED_PLUGIN = config ? config.passes[0][0] : undefined;
+    if (!LOADED_PLUGIN) throw new Error("Assertion failure");
+  }
+
+  return LOADED_PLUGIN;
+}
+
+const blockHoistPlugin = {
+  name: "internal.blockHoist",
+  visitor: {
+    Block: {
+      exit({
+        node
+      }) {
+        let hasChange = false;
+
+        for (let i = 0; i < node.body.length; i++) {
+          const bodyNode = node.body[i];
+
+          if ((bodyNode == null ? void 0 : bodyNode._blockHoist) != null) {
+            hasChange = true;
+            break;
+          }
+        }
+
+        if (!hasChange) return;
+        node.body = (0, _sortBy().default)(node.body, function (bodyNode) {
+          let priority = bodyNode == null ? void 0 : bodyNode._blockHoist;
+          if (priority == null) priority = 1;
+          if (priority === true) priority = 2;
+          return -1 * priority;
+        });
+      }
+
+    }
+  }
+};

tools/node_modules/@babel/core/lib/transformation/file/file.js

@@ -0,0 +1,255 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = void 0;
+
+function helpers() {
+  const data = _interopRequireWildcard(require("@babel/helpers"));
+
+  helpers = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _traverse() {
+  const data = _interopRequireWildcard(require("@babel/traverse"));
+
+  _traverse = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _codeFrame() {
+  const data = require("@babel/code-frame");
+
+  _codeFrame = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function t() {
+  const data = _interopRequireWildcard(require("@babel/types"));
+
+  t = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _helperModuleTransforms() {
+  const data = require("@babel/helper-module-transforms");
+
+  _helperModuleTransforms = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _semver() {
+  const data = _interopRequireDefault(require("semver"));
+
+  _semver = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
+
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
+
+const errorVisitor = {
+  enter(path, state) {
+    const loc = path.node.loc;
+
+    if (loc) {
+      state.loc = loc;
+      path.stop();
+    }
+  }
+
+};
+
+class File {
+  constructor(options, {
+    code,
+    ast,
+    inputMap
+  }) {
+    this._map = new Map();
+    this.opts = void 0;
+    this.declarations = {};
+    this.path = null;
+    this.ast = {};
+    this.scope = void 0;
+    this.metadata = {};
+    this.code = "";
+    this.inputMap = null;
+    this.hub = {
+      file: this,
+      getCode: () => this.code,
+      getScope: () => this.scope,
+      addHelper: this.addHelper.bind(this),
+      buildError: this.buildCodeFrameError.bind(this)
+    };
+    this.opts = options;
+    this.code = code;
+    this.ast = ast;
+    this.inputMap = inputMap;
+    this.path = _traverse().NodePath.get({
+      hub: this.hub,
+      parentPath: null,
+      parent: this.ast,
+      container: this.ast,
+      key: "program"
+    }).setContext();
+    this.scope = this.path.scope;
+  }
+
+  get shebang() {
+    const {
+      interpreter
+    } = this.path.node;
+    return interpreter ? interpreter.value : "";
+  }
+
+  set shebang(value) {
+    if (value) {
+      this.path.get("interpreter").replaceWith(t().interpreterDirective(value));
+    } else {
+      this.path.get("interpreter").remove();
+    }
+  }
+
+  set(key, val) {
+    if (key === "helpersNamespace") {
+      throw new Error("Babel 7.0.0-beta.56 has dropped support for the 'helpersNamespace' utility." + "If you are using @babel/plugin-external-helpers you will need to use a newer " + "version than the one you currently have installed. " + "If you have your own implementation, you'll want to explore using 'helperGenerator' " + "alongside 'file.availableHelper()'.");
+    }
+
+    this._map.set(key, val);
+  }
+
+  get(key) {
+    return this._map.get(key);
+  }
+
+  has(key) {
+    return this._map.has(key);
+  }
+
+  getModuleName() {
+    return (0, _helperModuleTransforms().getModuleName)(this.opts, this.opts);
+  }
+
+  addImport() {
+    throw new Error("This API has been removed. If you're looking for this " + "functionality in Babel 7, you should import the " + "'@babel/helper-module-imports' module and use the functions exposed " + " from that module, such as 'addNamed' or 'addDefault'.");
+  }
+
+  availableHelper(name, versionRange) {
+    let minVersion;
+
+    try {
+      minVersion = helpers().minVersion(name);
+    } catch (err) {
+      if (err.code !== "BABEL_HELPER_UNKNOWN") throw err;
+      return false;
+    }
+
+    if (typeof versionRange !== "string") return true;
+    if (_semver().default.valid(versionRange)) versionRange = `^${versionRange}`;
+    return !_semver().default.intersects(`<${minVersion}`, versionRange) && !_semver().default.intersects(`>=8.0.0`, versionRange);
+  }
+
+  addHelper(name) {
+    const declar = this.declarations[name];
+    if (declar) return t().cloneNode(declar);
+    const generator = this.get("helperGenerator");
+
+    if (generator) {
+      const res = generator(name);
+      if (res) return res;
+    }
+
+    helpers().ensure(name, File);
+    const uid = this.declarations[name] = this.scope.generateUidIdentifier(name);
+    const dependencies = {};
+
+    for (const dep of helpers().getDependencies(name)) {
+      dependencies[dep] = this.addHelper(dep);
+    }
+
+    const {
+      nodes,
+      globals
+    } = helpers().get(name, dep => dependencies[dep], uid, Object.keys(this.scope.getAllBindings()));
+    globals.forEach(name => {
+      if (this.path.scope.hasBinding(name, true)) {
+        this.path.scope.rename(name);
+      }
+    });
+    nodes.forEach(node => {
+      node._compact = true;
+    });
+    this.path.unshiftContainer("body", nodes);
+    this.path.get("body").forEach(path => {
+      if (nodes.indexOf(path.node) === -1) return;
+      if (path.isVariableDeclaration()) this.scope.registerDeclaration(path);
+    });
+    return uid;
+  }
+
+  addTemplateObject() {
+    throw new Error("This function has been moved into the template literal transform itself.");
+  }
+
+  buildCodeFrameError(node, msg, Error = SyntaxError) {
+    let loc = node && (node.loc || node._loc);
+
+    if (!loc && node) {
+      const state = {
+        loc: null
+      };
+      (0, _traverse().default)(node, errorVisitor, this.scope, state);
+      loc = state.loc;
+      let txt = "This is an error on an internal node. Probably an internal error.";
+      if (loc) txt += " Location has been estimated.";
+      msg += ` (${txt})`;
+    }
+
+    if (loc) {
+      const {
+        highlightCode = true
+      } = this.opts;
+      msg += "\n" + (0, _codeFrame().codeFrameColumns)(this.code, {
+        start: {
+          line: loc.start.line,
+          column: loc.start.column + 1
+        },
+        end: loc.end && loc.start.line === loc.end.line ? {
+          line: loc.end.line,
+          column: loc.end.column + 1
+        } : undefined
+      }, {
+        highlightCode
+      });
+    }
+
+    return new Error(msg);
+  }
+
+}
+
+exports.default = File;

tools/node_modules/@babel/core/lib/transformation/file/generate.js

@@ -0,0 +1,89 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = generateCode;
+
+function _convertSourceMap() {
+  const data = _interopRequireDefault(require("convert-source-map"));
+
+  _convertSourceMap = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _generator() {
+  const data = _interopRequireDefault(require("@babel/generator"));
+
+  _generator = function () {
+    return data;
+  };
+
+  return data;
+}
+
+var _mergeMap = _interopRequireDefault(require("./merge-map"));
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function generateCode(pluginPasses, file) {
+  const {
+    opts,
+    ast,
+    code,
+    inputMap
+  } = file;
+  const results = [];
+
+  for (const plugins of pluginPasses) {
+    for (const plugin of plugins) {
+      const {
+        generatorOverride
+      } = plugin;
+
+      if (generatorOverride) {
+        const result = generatorOverride(ast, opts.generatorOpts, code, _generator().default);
+        if (result !== undefined) results.push(result);
+      }
+    }
+  }
+
+  let result;
+
+  if (results.length === 0) {
+    result = (0, _generator().default)(ast, opts.generatorOpts, code);
+  } else if (results.length === 1) {
+    result = results[0];
+
+    if (typeof result.then === "function") {
+      throw new Error(`You appear to be using an async codegen plugin, ` + `which your current version of Babel does not support. ` + `If you're using a published plugin, ` + `you may need to upgrade your @babel/core version.`);
+    }
+  } else {
+    throw new Error("More than one plugin attempted to override codegen.");
+  }
+
+  let {
+    code: outputCode,
+    map: outputMap
+  } = result;
+
+  if (outputMap && inputMap) {
+    outputMap = (0, _mergeMap.default)(inputMap.toObject(), outputMap);
+  }
+
+  if (opts.sourceMaps === "inline" || opts.sourceMaps === "both") {
+    outputCode += "\n" + _convertSourceMap().default.fromObject(outputMap).toComment();
+  }
+
+  if (opts.sourceMaps === "inline") {
+    outputMap = null;
+  }
+
+  return {
+    outputCode,
+    outputMap
+  };
+}

tools/node_modules/@babel/core/lib/transformation/file/merge-map.js

@@ -0,0 +1,247 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = mergeSourceMap;
+
+function _sourceMap() {
+  const data = _interopRequireDefault(require("source-map"));
+
+  _sourceMap = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function mergeSourceMap(inputMap, map) {
+  const input = buildMappingData(inputMap);
+  const output = buildMappingData(map);
+  const mergedGenerator = new (_sourceMap().default.SourceMapGenerator)();
+
+  for (const {
+    source
+  } of input.sources) {
+    if (typeof source.content === "string") {
+      mergedGenerator.setSourceContent(source.path, source.content);
+    }
+  }
+
+  if (output.sources.length === 1) {
+    const defaultSource = output.sources[0];
+    const insertedMappings = new Map();
+    eachInputGeneratedRange(input, (generated, original, source) => {
+      eachOverlappingGeneratedOutputRange(defaultSource, generated, item => {
+        const key = makeMappingKey(item);
+        if (insertedMappings.has(key)) return;
+        insertedMappings.set(key, item);
+        mergedGenerator.addMapping({
+          source: source.path,
+          original: {
+            line: original.line,
+            column: original.columnStart
+          },
+          generated: {
+            line: item.line,
+            column: item.columnStart
+          },
+          name: original.name
+        });
+      });
+    });
+
+    for (const item of insertedMappings.values()) {
+      if (item.columnEnd === Infinity) {
+        continue;
+      }
+
+      const clearItem = {
+        line: item.line,
+        columnStart: item.columnEnd
+      };
+      const key = makeMappingKey(clearItem);
+
+      if (insertedMappings.has(key)) {
+        continue;
+      }
+
+      mergedGenerator.addMapping({
+        generated: {
+          line: clearItem.line,
+          column: clearItem.columnStart
+        }
+      });
+    }
+  }
+
+  const result = mergedGenerator.toJSON();
+
+  if (typeof input.sourceRoot === "string") {
+    result.sourceRoot = input.sourceRoot;
+  }
+
+  return result;
+}
+
+function makeMappingKey(item) {
+  return `${item.line}/${item.columnStart}`;
+}
+
+function eachOverlappingGeneratedOutputRange(outputFile, inputGeneratedRange, callback) {
+  const overlappingOriginal = filterApplicableOriginalRanges(outputFile, inputGeneratedRange);
+
+  for (const {
+    generated
+  } of overlappingOriginal) {
+    for (const item of generated) {
+      callback(item);
+    }
+  }
+}
+
+function filterApplicableOriginalRanges({
+  mappings
+}, {
+  line,
+  columnStart,
+  columnEnd
+}) {
+  return filterSortedArray(mappings, ({
+    original: outOriginal
+  }) => {
+    if (line > outOriginal.line) return -1;
+    if (line < outOriginal.line) return 1;
+    if (columnStart >= outOriginal.columnEnd) return -1;
+    if (columnEnd <= outOriginal.columnStart) return 1;
+    return 0;
+  });
+}
+
+function eachInputGeneratedRange(map, callback) {
+  for (const {
+    source,
+    mappings
+  } of map.sources) {
+    for (const {
+      original,
+      generated
+    } of mappings) {
+      for (const item of generated) {
+        callback(item, original, source);
+      }
+    }
+  }
+}
+
+function buildMappingData(map) {
+  const consumer = new (_sourceMap().default.SourceMapConsumer)(Object.assign({}, map, {
+    sourceRoot: null
+  }));
+  const sources = new Map();
+  const mappings = new Map();
+  let last = null;
+  consumer.computeColumnSpans();
+  consumer.eachMapping(m => {
+    if (m.originalLine === null) return;
+    let source = sources.get(m.source);
+
+    if (!source) {
+      source = {
+        path: m.source,
+        content: consumer.sourceContentFor(m.source, true)
+      };
+      sources.set(m.source, source);
+    }
+
+    let sourceData = mappings.get(source);
+
+    if (!sourceData) {
+      sourceData = {
+        source,
+        mappings: []
+      };
+      mappings.set(source, sourceData);
+    }
+
+    const obj = {
+      line: m.originalLine,
+      columnStart: m.originalColumn,
+      columnEnd: Infinity,
+      name: m.name
+    };
+
+    if (last && last.source === source && last.mapping.line === m.originalLine) {
+      last.mapping.columnEnd = m.originalColumn;
+    }
+
+    last = {
+      source,
+      mapping: obj
+    };
+    sourceData.mappings.push({
+      original: obj,
+      generated: consumer.allGeneratedPositionsFor({
+        source: m.source,
+        line: m.originalLine,
+        column: m.originalColumn
+      }).map(item => ({
+        line: item.line,
+        columnStart: item.column,
+        columnEnd: item.lastColumn + 1
+      }))
+    });
+  }, null, _sourceMap().default.SourceMapConsumer.ORIGINAL_ORDER);
+  return {
+    file: map.file,
+    sourceRoot: map.sourceRoot,
+    sources: Array.from(mappings.values())
+  };
+}
+
+function findInsertionLocation(array, callback) {
+  let left = 0;
+  let right = array.length;
+
+  while (left < right) {
+    const mid = Math.floor((left + right) / 2);
+    const item = array[mid];
+    const result = callback(item);
+
+    if (result === 0) {
+      left = mid;
+      break;
+    }
+
+    if (result >= 0) {
+      right = mid;
+    } else {
+      left = mid + 1;
+    }
+  }
+
+  let i = left;
+
+  if (i < array.length) {
+    while (i >= 0 && callback(array[i]) >= 0) {
+      i--;
+    }
+
+    return i + 1;
+  }
+
+  return i;
+}
+
+function filterSortedArray(array, callback) {
+  const start = findInsertionLocation(array, callback);
+  const results = [];
+
+  for (let i = start; i < array.length && callback(array[i]) === 0; i++) {
+    results.push(array[i]);
+  }
+
+  return results;
+}

tools/node_modules/@babel/core/lib/transformation/index.js

@@ -0,0 +1,126 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.run = run;
+
+function _traverse() {
+  const data = _interopRequireDefault(require("@babel/traverse"));
+
+  _traverse = function () {
+    return data;
+  };
+
+  return data;
+}
+
+var _pluginPass = _interopRequireDefault(require("./plugin-pass"));
+
+var _blockHoistPlugin = _interopRequireDefault(require("./block-hoist-plugin"));
+
+var _normalizeOpts = _interopRequireDefault(require("./normalize-opts"));
+
+var _normalizeFile = _interopRequireDefault(require("./normalize-file"));
+
+var _generate = _interopRequireDefault(require("./file/generate"));
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function* run(config, code, ast) {
+  const file = yield* (0, _normalizeFile.default)(config.passes, (0, _normalizeOpts.default)(config), code, ast);
+  const opts = file.opts;
+
+  try {
+    yield* transformFile(file, config.passes);
+  } catch (e) {
+    var _opts$filename;
+
+    e.message = `${(_opts$filename = opts.filename) != null ? _opts$filename : "unknown"}: ${e.message}`;
+
+    if (!e.code) {
+      e.code = "BABEL_TRANSFORM_ERROR";
+    }
+
+    throw e;
+  }
+
+  let outputCode, outputMap;
+
+  try {
+    if (opts.code !== false) {
+      ({
+        outputCode,
+        outputMap
+      } = (0, _generate.default)(config.passes, file));
+    }
+  } catch (e) {
+    var _opts$filename2;
+
+    e.message = `${(_opts$filename2 = opts.filename) != null ? _opts$filename2 : "unknown"}: ${e.message}`;
+
+    if (!e.code) {
+      e.code = "BABEL_GENERATE_ERROR";
+    }
+
+    throw e;
+  }
+
+  return {
+    metadata: file.metadata,
+    options: opts,
+    ast: opts.ast === true ? file.ast : null,
+    code: outputCode === undefined ? null : outputCode,
+    map: outputMap === undefined ? null : outputMap,
+    sourceType: file.ast.program.sourceType
+  };
+}
+
+function* transformFile(file, pluginPasses) {
+  for (const pluginPairs of pluginPasses) {
+    const passPairs = [];
+    const passes = [];
+    const visitors = [];
+
+    for (const plugin of pluginPairs.concat([(0, _blockHoistPlugin.default)()])) {
+      const pass = new _pluginPass.default(file, plugin.key, plugin.options);
+      passPairs.push([plugin, pass]);
+      passes.push(pass);
+      visitors.push(plugin.visitor);
+    }
+
+    for (const [plugin, pass] of passPairs) {
+      const fn = plugin.pre;
+
+      if (fn) {
+        const result = fn.call(pass, file);
+        yield* [];
+
+        if (isThenable(result)) {
+          throw new Error(`You appear to be using an plugin with an async .pre, ` + `which your current version of Babel does not support. ` + `If you're using a published plugin, you may need to upgrade ` + `your @babel/core version.`);
+        }
+      }
+    }
+
+    const visitor = _traverse().default.visitors.merge(visitors, passes, file.opts.wrapPluginVisitorMethod);
+
+    (0, _traverse().default)(file.ast, visitor, file.scope);
+
+    for (const [plugin, pass] of passPairs) {
+      const fn = plugin.post;
+
+      if (fn) {
+        const result = fn.call(pass, file);
+        yield* [];
+
+        if (isThenable(result)) {
+          throw new Error(`You appear to be using an plugin with an async .post, ` + `which your current version of Babel does not support. ` + `If you're using a published plugin, you may need to upgrade ` + `your @babel/core version.`);
+        }
+      }
+    }
+  }
+}
+
+function isThenable(val) {
+  return !!val && (typeof val === "object" || typeof val === "function") && !!val.then && typeof val.then === "function";
+}

tools/node_modules/@babel/core/lib/transformation/normalize-file.js

@@ -0,0 +1,179 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = normalizeFile;
+
+function _fs() {
+  const data = _interopRequireDefault(require("fs"));
+
+  _fs = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _path() {
+  const data = _interopRequireDefault(require("path"));
+
+  _path = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _debug() {
+  const data = _interopRequireDefault(require("debug"));
+
+  _debug = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _cloneDeep() {
+  const data = _interopRequireDefault(require("lodash/cloneDeep"));
+
+  _cloneDeep = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function t() {
+  const data = _interopRequireWildcard(require("@babel/types"));
+
+  t = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _convertSourceMap() {
+  const data = _interopRequireDefault(require("convert-source-map"));
+
+  _convertSourceMap = function () {
+    return data;
+  };
+
+  return data;
+}
+
+var _file = _interopRequireDefault(require("./file/file"));
+
+var _parser = _interopRequireDefault(require("../parser"));
+
+function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
+
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+const debug = (0, _debug().default)("babel:transform:file");
+const LARGE_INPUT_SOURCEMAP_THRESHOLD = 1000000;
+
+function* normalizeFile(pluginPasses, options, code, ast) {
+  code = `${code || ""}`;
+
+  if (ast) {
+    if (ast.type === "Program") {
+      ast = t().file(ast, [], []);
+    } else if (ast.type !== "File") {
+      throw new Error("AST root must be a Program or File node");
+    }
+
+    const {
+      cloneInputAst
+    } = options;
+
+    if (cloneInputAst) {
+      ast = (0, _cloneDeep().default)(ast);
+    }
+  } else {
+    ast = yield* (0, _parser.default)(pluginPasses, options, code);
+  }
+
+  let inputMap = null;
+
+  if (options.inputSourceMap !== false) {
+    if (typeof options.inputSourceMap === "object") {
+      inputMap = _convertSourceMap().default.fromObject(options.inputSourceMap);
+    }
+
+    if (!inputMap) {
+      const lastComment = extractComments(INLINE_SOURCEMAP_REGEX, ast);
+
+      if (lastComment) {
+        try {
+          inputMap = _convertSourceMap().default.fromComment(lastComment);
+        } catch (err) {
+          debug("discarding unknown inline input sourcemap", err);
+        }
+      }
+    }
+
+    if (!inputMap) {
+      const lastComment = extractComments(EXTERNAL_SOURCEMAP_REGEX, ast);
+
+      if (typeof options.filename === "string" && lastComment) {
+        try {
+          const match = EXTERNAL_SOURCEMAP_REGEX.exec(lastComment);
+
+          const inputMapContent = _fs().default.readFileSync(_path().default.resolve(_path().default.dirname(options.filename), match[1]));
+
+          if (inputMapContent.length > LARGE_INPUT_SOURCEMAP_THRESHOLD) {
+            debug("skip merging input map > 1 MB");
+          } else {
+            inputMap = _convertSourceMap().default.fromJSON(inputMapContent);
+          }
+        } catch (err) {
+          debug("discarding unknown file input sourcemap", err);
+        }
+      } else if (lastComment) {
+        debug("discarding un-loadable file input sourcemap");
+      }
+    }
+  }
+
+  return new _file.default(options, {
+    code,
+    ast,
+    inputMap
+  });
+}
+
+const INLINE_SOURCEMAP_REGEX = /^[@#]\s+sourceMappingURL=data:(?:application|text)\/json;(?:charset[:=]\S+?;)?base64,(?:.*)$/;
+const EXTERNAL_SOURCEMAP_REGEX = /^[@#][ \t]+sourceMappingURL=([^\s'"`]+)[ \t]*$/;
+
+function extractCommentsFromList(regex, comments, lastComment) {
+  if (comments) {
+    comments = comments.filter(({
+      value
+    }) => {
+      if (regex.test(value)) {
+        lastComment = value;
+        return false;
+      }
+
+      return true;
+    });
+  }
+
+  return [comments, lastComment];
+}
+
+function extractComments(regex, ast) {
+  let lastComment = null;
+  t().traverseFast(ast, node => {
+    [node.leadingComments, lastComment] = extractCommentsFromList(regex, node.leadingComments, lastComment);
+    [node.innerComments, lastComment] = extractCommentsFromList(regex, node.innerComments, lastComment);
+    [node.trailingComments, lastComment] = extractCommentsFromList(regex, node.trailingComments, lastComment);
+  });
+  return lastComment;
+}

tools/node_modules/@babel/core/lib/transformation/normalize-opts.js

@@ -0,0 +1,65 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = normalizeOptions;
+
+function _path() {
+  const data = _interopRequireDefault(require("path"));
+
+  _path = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function normalizeOptions(config) {
+  const {
+    filename,
+    cwd,
+    filenameRelative = typeof filename === "string" ? _path().default.relative(cwd, filename) : "unknown",
+    sourceType = "module",
+    inputSourceMap,
+    sourceMaps = !!inputSourceMap,
+    moduleRoot,
+    sourceRoot = moduleRoot,
+    sourceFileName = _path().default.basename(filenameRelative),
+    comments = true,
+    compact = "auto"
+  } = config.options;
+  const opts = config.options;
+  const options = Object.assign({}, opts, {
+    parserOpts: Object.assign({
+      sourceType: _path().default.extname(filenameRelative) === ".mjs" ? "module" : sourceType,
+      sourceFileName: filename,
+      plugins: []
+    }, opts.parserOpts),
+    generatorOpts: Object.assign({
+      filename,
+      auxiliaryCommentBefore: opts.auxiliaryCommentBefore,
+      auxiliaryCommentAfter: opts.auxiliaryCommentAfter,
+      retainLines: opts.retainLines,
+      comments,
+      shouldPrintComment: opts.shouldPrintComment,
+      compact,
+      minified: opts.minified,
+      sourceMaps,
+      sourceRoot,
+      sourceFileName
+    }, opts.generatorOpts)
+  });
+
+  for (const plugins of config.passes) {
+    for (const plugin of plugins) {
+      if (plugin.manipulateOptions) {
+        plugin.manipulateOptions(options, options.parserOpts);
+      }
+    }
+  }
+
+  return options;
+}

tools/node_modules/@babel/core/lib/transformation/plugin-pass.js

@@ -0,0 +1,53 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = void 0;
+
+class PluginPass {
+  constructor(file, key, options) {
+    this._map = new Map();
+    this.key = void 0;
+    this.file = void 0;
+    this.opts = void 0;
+    this.cwd = void 0;
+    this.filename = void 0;
+    this.key = key;
+    this.file = file;
+    this.opts = options || {};
+    this.cwd = file.opts.cwd;
+    this.filename = file.opts.filename;
+  }
+
+  set(key, val) {
+    this._map.set(key, val);
+  }
+
+  get(key) {
+    return this._map.get(key);
+  }
+
+  availableHelper(name, versionRange) {
+    return this.file.availableHelper(name, versionRange);
+  }
+
+  addHelper(name) {
+    return this.file.addHelper(name);
+  }
+
+  addImport() {
+    return this.file.addImport();
+  }
+
+  getModuleName() {
+    return this.file.getModuleName();
+  }
+
+  buildCodeFrameError(node, msg, Error) {
+    return this.file.buildCodeFrameError(node, msg, Error);
+  }
+
+}
+
+exports.default = PluginPass;

tools/node_modules/@babel/core/node_modules/@babel/code-frame/lib/index.js

@@ -6,17 +6,11 @@ Object.defineProperty(exports, "__esModule", {
 exports.codeFrameColumns = codeFrameColumns;
 exports.default = _default;
 
-function _highlight() {
-  const data = _interopRequireWildcard(require("@babel/highlight"));
+var _highlight = _interopRequireWildcard(require("@babel/highlight"));
 
-  _highlight = function () {
-    return data;
-  };
+function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
 
-  return data;
-}
-
-function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; return newObj; } }
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
 
 let deprecationWarningShown = false;
 
@@ -94,8 +88,8 @@ function getMarkerLines(loc, source, opts) {
 }
 
 function codeFrameColumns(rawLines, loc, opts = {}) {
-  const highlighted = (opts.highlightCode || opts.forceColor) && (0, _highlight().shouldHighlight)(opts);
-  const chalk = (0, _highlight().getChalk)(opts);
+  const highlighted = (opts.highlightCode || opts.forceColor) && (0, _highlight.shouldHighlight)(opts);
+  const chalk = (0, _highlight.getChalk)(opts);
   const defs = getDefs(chalk);
 
   const maybeHighlight = (chalkFn, string) => {
@@ -110,7 +104,7 @@ function codeFrameColumns(rawLines, loc, opts = {}) {
   } = getMarkerLines(loc, lines, opts);
   const hasColumns = loc.start && typeof loc.start.column === "number";
   const numberMaxWidth = String(end).length;
-  const highlightedLines = highlighted ? (0, _highlight().default)(rawLines, opts) : rawLines;
+  const highlightedLines = highlighted ? (0, _highlight.default)(rawLines, opts) : rawLines;
   let frame = highlightedLines.split(NEWLINE).slice(start, end).map((line, index) => {
     const number = start + 1 + index;
     const paddedNumber = ` ${number}`.slice(-numberMaxWidth);

tools/node_modules/@babel/core/node_modules/@babel/code-frame/package.json

@@ -1,29 +1,25 @@
 {
-  "author": {
-    "name": "Sebastian McKenzie",
-    "email": "sebmck@gmail.com"
-  },
-  "bundleDependencies": false,
-  "dependencies": {
-    "@babel/highlight": "^7.0.0"
-  },
-  "deprecated": false,
+  "name": "@babel/code-frame",
+  "version": "7.10.4",
   "description": "Generate errors that contain a code frame that point to source locations.",
-  "devDependencies": {
-    "chalk": "^2.0.0",
-    "strip-ansi": "^4.0.0"
-  },
-  "gitHead": "0407f034f09381b95e9cabefbf6b176c76485a43",
+  "author": "Sebastian McKenzie <sebmck@gmail.com>",
   "homepage": "https://babeljs.io/",
   "license": "MIT",
-  "main": "lib/index.js",
-  "name": "@babel/code-frame",
   "publishConfig": {
     "access": "public"
   },
   "repository": {
     "type": "git",
-    "url": "https://github.com/babel/babel/tree/master/packages/babel-code-frame"
+    "url": "https://github.com/babel/babel.git",
+    "directory": "packages/babel-code-frame"
   },
-  "version": "7.5.5"
-}
+  "main": "lib/index.js",
+  "dependencies": {
+    "@babel/highlight": "^7.10.4"
+  },
+  "devDependencies": {
+    "chalk": "^2.0.0",
+    "strip-ansi": "^4.0.0"
+  },
+  "gitHead": "7fd40d86a0d03ff0e9c3ea16b29689945433d4df"
+}

tools/node_modules/@babel/core/node_modules/@babel/generator/README.md

@@ -0,0 +1,19 @@
+# @babel/generator
+
+> Turns an AST into code.
+
+See our website [@babel/generator](https://babeljs.io/docs/en/babel-generator) for more information or the [issues](https://github.com/babel/babel/issues?utf8=%E2%9C%93&q=is%3Aissue+label%3A%22pkg%3A%20generator%22+is%3Aopen) associated with this package.
+
+## Install
+
+Using npm:
+
+```sh
+npm install --save-dev @babel/generator
+```
+
+or using yarn:
+
+```sh
+yarn add @babel/generator --dev
+```

tools/node_modules/@babel/core/node_modules/@babel/generator/lib/buffer.js

@@ -4,19 +4,6 @@ Object.defineProperty(exports, "__esModule", {
   value: true
 });
 exports.default = void 0;
-
-function _trimRight() {
-  const data = _interopRequireDefault(require("trim-right"));
-
-  _trimRight = function () {
-    return data;
-  };
-
-  return data;
-}
-
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
-
 const SPACES_RE = /^[ \t]+$/;
 
 class Buffer {
@@ -44,9 +31,9 @@ class Buffer {
 
     const map = this._map;
     const result = {
-      code: (0, _trimRight().default)(this._buf.join("")),
+      code: this._buf.join("").trimRight(),
       map: null,
-      rawMappings: map && map.getRawMappings()
+      rawMappings: map == null ? void 0 : map.getRawMappings()
     };
 
     if (map) {
@@ -110,22 +97,35 @@ class Buffer {
   }
 
   _append(str, line, column, identifierName, filename, force) {
-    if (this._map && str[0] !== "\n") {
-      this._map.mark(this._position.line, this._position.column, line, column, identifierName, filename, force);
-    }
-
     this._buf.push(str);
 
     this._last = str[str.length - 1];
+    let i = str.indexOf("\n");
+    let last = 0;
 
-    for (let i = 0; i < str.length; i++) {
-      if (str[i] === "\n") {
-        this._position.line++;
-        this._position.column = 0;
-      } else {
-        this._position.column++;
-      }
+    if (i !== 0) {
+      this._mark(line, column, identifierName, filename, force);
     }
+
+    while (i !== -1) {
+      this._position.line++;
+      this._position.column = 0;
+      last = i + 1;
+
+      if (last < str.length) {
+        this._mark(++line, 0, identifierName, filename, force);
+      }
+
+      i = str.indexOf("\n", last);
+    }
+
+    this._position.column += str.length - last;
+  }
+
+  _mark(line, column, identifierName, filename, force) {
+    var _this$_map;
+
+    (_this$_map = this._map) == null ? void 0 : _this$_map.mark(this._position.line, this._position.column, line, column, identifierName, filename, force);
   }
 
   removeTrailingNewline() {
@@ -221,10 +221,10 @@ class Buffer {
     const origLine = targetObj.line;
     const origColumn = targetObj.column;
     const origFilename = targetObj.filename;
-    targetObj.identifierName = prop === "start" && loc && loc.identifierName || null;
-    targetObj.line = pos ? pos.line : null;
-    targetObj.column = pos ? pos.column : null;
-    targetObj.filename = loc && loc.filename || null;
+    targetObj.identifierName = prop === "start" && (loc == null ? void 0 : loc.identifierName) || null;
+    targetObj.line = pos == null ? void 0 : pos.line;
+    targetObj.column = pos == null ? void 0 : pos.column;
+    targetObj.filename = loc == null ? void 0 : loc.filename;
 
     if (force || targetObj.line !== origLine || targetObj.column !== origColumn || targetObj.filename !== origFilename) {
       targetObj.force = force;

tools/node_modules/@babel/core/node_modules/@babel/generator/lib/generators/base.js

@@ -28,9 +28,11 @@ function Program(node) {
 }
 
 function BlockStatement(node) {
+  var _node$directives;
+
   this.token("{");
   this.printInnerComments(node);
-  const hasDirectives = node.directives && node.directives.length;
+  const hasDirectives = (_node$directives = node.directives) == null ? void 0 : _node$directives.length;
 
   if (node.body.length || hasDirectives) {
     this.newline();

tools/node_modules/@babel/core/node_modules/@babel/generator/lib/generators/classes.js

@@ -10,21 +10,16 @@ exports.ClassPrivateProperty = ClassPrivateProperty;
 exports.ClassMethod = ClassMethod;
 exports.ClassPrivateMethod = ClassPrivateMethod;
 exports._classMethodHead = _classMethodHead;
+exports.StaticBlock = StaticBlock;
 
-function t() {
-  const data = _interopRequireWildcard(require("@babel/types"));
+var t = _interopRequireWildcard(require("@babel/types"));
 
-  t = function () {
-    return data;
-  };
+function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
 
-  return data;
-}
-
-function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; return newObj; } }
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
 
 function ClassDeclaration(node, parent) {
-  if (!this.format.decoratorsBeforeExport || !t().isExportDefaultDeclaration(parent) && !t().isExportNamedDeclaration(parent)) {
+  if (!this.format.decoratorsBeforeExport || !t.isExportDefaultDeclaration(parent) && !t.isExportNamedDeclaration(parent)) {
     this.printJoin(node.decorators, node);
   }
 
@@ -84,26 +79,7 @@ function ClassBody(node) {
 
 function ClassProperty(node) {
   this.printJoin(node.decorators, node);
-
-  if (node.accessibility) {
-    this.word(node.accessibility);
-    this.space();
-  }
-
-  if (node.static) {
-    this.word("static");
-    this.space();
-  }
-
-  if (node.abstract) {
-    this.word("abstract");
-    this.space();
-  }
-
-  if (node.readonly) {
-    this.word("readonly");
-    this.space();
-  }
+  this.tsPrintClassMemberModifiers(node, true);
 
   if (node.computed) {
     this.token("[");
@@ -136,6 +112,8 @@ function ClassProperty(node) {
 }
 
 function ClassPrivateProperty(node) {
+  this.printJoin(node.decorators, node);
+
   if (node.static) {
     this.word("static");
     this.space();
@@ -170,21 +148,23 @@ function ClassPrivateMethod(node) {
 
 function _classMethodHead(node) {
   this.printJoin(node.decorators, node);
-
-  if (node.accessibility) {
-    this.word(node.accessibility);
-    this.space();
-  }
-
-  if (node.abstract) {
-    this.word("abstract");
-    this.space();
-  }
-
-  if (node.static) {
-    this.word("static");
-    this.space();
-  }
+  this.tsPrintClassMemberModifiers(node, false);
 
   this._methodHead(node);
+}
+
+function StaticBlock(node) {
+  this.word("static");
+  this.space();
+  this.token("{");
+
+  if (node.body.length === 0) {
+    this.token("}");
+  } else {
+    this.newline();
+    this.printSequence(node.body, node, {
+      indent: true
+    });
+    this.rightBrace();
+  }
 }

tools/node_modules/@babel/core/node_modules/@babel/generator/lib/generators/expressions.js

@@ -25,21 +25,16 @@ exports.BindExpression = BindExpression;
 exports.MemberExpression = MemberExpression;
 exports.MetaProperty = MetaProperty;
 exports.PrivateName = PrivateName;
+exports.V8IntrinsicIdentifier = V8IntrinsicIdentifier;
 exports.AwaitExpression = exports.YieldExpression = void 0;
 
-function t() {
-  const data = _interopRequireWildcard(require("@babel/types"));
-
-  t = function () {
-    return data;
-  };
-
-  return data;
-}
+var t = _interopRequireWildcard(require("@babel/types"));
 
 var n = _interopRequireWildcard(require("../node"));
 
-function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; return newObj; } }
+function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
+
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
 
 function UnaryExpression(node) {
   if (node.operator === "void" || node.operator === "delete" || node.operator === "typeof" || node.operator === "throw") {
@@ -93,9 +88,9 @@ function NewExpression(node, parent) {
   this.space();
   this.print(node.callee, node);
 
-  if (this.format.minified && node.arguments.length === 0 && !node.optional && !t().isCallExpression(parent, {
+  if (this.format.minified && node.arguments.length === 0 && !node.optional && !t.isCallExpression(parent, {
     callee: node
-  }) && !t().isMemberExpression(parent) && !t().isNewExpression(parent)) {
+  }) && !t.isMemberExpression(parent) && !t.isNewExpression(parent)) {
     return;
   }
 
@@ -132,13 +127,13 @@ function Decorator(node) {
 function OptionalMemberExpression(node) {
   this.print(node.object, node);
 
-  if (!node.computed && t().isMemberExpression(node.property)) {
+  if (!node.computed && t.isMemberExpression(node.property)) {
     throw new TypeError("Got a MemberExpression for MemberExpression property");
   }
 
   let computed = node.computed;
 
-  if (t().isLiteral(node.property) && typeof node.property.value === "number") {
+  if (t.isLiteral(node.property) && typeof node.property.value === "number") {
     computed = true;
   }
 
@@ -260,13 +255,13 @@ function BindExpression(node) {
 function MemberExpression(node) {
   this.print(node.object, node);
 
-  if (!node.computed && t().isMemberExpression(node.property)) {
+  if (!node.computed && t.isMemberExpression(node.property)) {
     throw new TypeError("Got a MemberExpression for MemberExpression property");
   }
 
   let computed = node.computed;
 
-  if (t().isLiteral(node.property) && typeof node.property.value === "number") {
+  if (t.isLiteral(node.property) && typeof node.property.value === "number") {
     computed = true;
   }
 
@@ -289,4 +284,9 @@ function MetaProperty(node) {
 function PrivateName(node) {
   this.token("#");
   this.print(node.id, node);
+}
+
+function V8IntrinsicIdentifier(node) {
+  this.token("%");
+  this.word(node.name);
 }

tools/node_modules/@babel/core/node_modules/@babel/generator/lib/generators/flow.js

@@ -20,6 +20,15 @@ exports.DeclareOpaqueType = DeclareOpaqueType;
 exports.DeclareVariable = DeclareVariable;
 exports.DeclareExportDeclaration = DeclareExportDeclaration;
 exports.DeclareExportAllDeclaration = DeclareExportAllDeclaration;
+exports.EnumDeclaration = EnumDeclaration;
+exports.EnumBooleanBody = EnumBooleanBody;
+exports.EnumNumberBody = EnumNumberBody;
+exports.EnumStringBody = EnumStringBody;
+exports.EnumSymbolBody = EnumSymbolBody;
+exports.EnumDefaultedMember = EnumDefaultedMember;
+exports.EnumBooleanMember = EnumBooleanMember;
+exports.EnumNumberMember = EnumNumberMember;
+exports.EnumStringMember = EnumStringMember;
 exports.ExistsTypeAnnotation = ExistsTypeAnnotation;
 exports.FunctionTypeAnnotation = FunctionTypeAnnotation;
 exports.FunctionTypeParam = FunctionTypeParam;
@@ -49,6 +58,7 @@ exports.ObjectTypeIndexer = ObjectTypeIndexer;
 exports.ObjectTypeProperty = ObjectTypeProperty;
 exports.ObjectTypeSpreadProperty = ObjectTypeSpreadProperty;
 exports.QualifiedTypeIdentifier = QualifiedTypeIdentifier;
+exports.SymbolTypeAnnotation = SymbolTypeAnnotation;
 exports.UnionTypeAnnotation = UnionTypeAnnotation;
 exports.TypeCastExpression = TypeCastExpression;
 exports.Variance = Variance;
@@ -66,21 +76,15 @@ Object.defineProperty(exports, "StringLiteralTypeAnnotation", {
   }
 });
 
-function t() {
-  const data = _interopRequireWildcard(require("@babel/types"));
-
-  t = function () {
-    return data;
-  };
-
-  return data;
-}
+var t = _interopRequireWildcard(require("@babel/types"));
 
 var _modules = require("./modules");
 
 var _types2 = require("./types");
 
-function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; return newObj; } }
+function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
+
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
 
 function AnyTypeAnnotation() {
   this.word("any");
@@ -105,7 +109,7 @@ function NullLiteralTypeAnnotation() {
 }
 
 function DeclareClass(node, parent) {
-  if (!t().isDeclareExportDeclaration(parent)) {
+  if (!t.isDeclareExportDeclaration(parent)) {
     this.word("declare");
     this.space();
   }
@@ -117,7 +121,7 @@ function DeclareClass(node, parent) {
 }
 
 function DeclareFunction(node, parent) {
-  if (!t().isDeclareExportDeclaration(parent)) {
+  if (!t.isDeclareExportDeclaration(parent)) {
     this.word("declare");
     this.space();
   }
@@ -180,7 +184,7 @@ function DeclareTypeAlias(node) {
 }
 
 function DeclareOpaqueType(node, parent) {
-  if (!t().isDeclareExportDeclaration(parent)) {
+  if (!t.isDeclareExportDeclaration(parent)) {
     this.word("declare");
     this.space();
   }
@@ -189,7 +193,7 @@ function DeclareOpaqueType(node, parent) {
 }
 
 function DeclareVariable(node, parent) {
-  if (!t().isDeclareExportDeclaration(parent)) {
+  if (!t.isDeclareExportDeclaration(parent)) {
     this.word("declare");
     this.space();
   }
@@ -222,11 +226,112 @@ function DeclareExportAllDeclaration() {
   _modules.ExportAllDeclaration.apply(this, arguments);
 }
 
+function EnumDeclaration(node) {
+  const {
+    id,
+    body
+  } = node;
+  this.word("enum");
+  this.space();
+  this.print(id, node);
+  this.print(body, node);
+}
+
+function enumExplicitType(context, name, hasExplicitType) {
+  if (hasExplicitType) {
+    context.space();
+    context.word("of");
+    context.space();
+    context.word(name);
+  }
+
+  context.space();
+}
+
+function enumBody(context, node) {
+  const {
+    members
+  } = node;
+  context.token("{");
+  context.indent();
+  context.newline();
+
+  for (const member of members) {
+    context.print(member, node);
+    context.newline();
+  }
+
+  context.dedent();
+  context.token("}");
+}
+
+function EnumBooleanBody(node) {
+  const {
+    explicitType
+  } = node;
+  enumExplicitType(this, "boolean", explicitType);
+  enumBody(this, node);
+}
+
+function EnumNumberBody(node) {
+  const {
+    explicitType
+  } = node;
+  enumExplicitType(this, "number", explicitType);
+  enumBody(this, node);
+}
+
+function EnumStringBody(node) {
+  const {
+    explicitType
+  } = node;
+  enumExplicitType(this, "string", explicitType);
+  enumBody(this, node);
+}
+
+function EnumSymbolBody(node) {
+  enumExplicitType(this, "symbol", true);
+  enumBody(this, node);
+}
+
+function EnumDefaultedMember(node) {
+  const {
+    id
+  } = node;
+  this.print(id, node);
+  this.token(",");
+}
+
+function enumInitializedMember(context, node) {
+  const {
+    id,
+    init
+  } = node;
+  context.print(id, node);
+  context.space();
+  context.token("=");
+  context.space();
+  context.print(init, node);
+  context.token(",");
+}
+
+function EnumBooleanMember(node) {
+  enumInitializedMember(this, node);
+}
+
+function EnumNumberMember(node) {
+  enumInitializedMember(this, node);
+}
+
+function EnumStringMember(node) {
+  enumInitializedMember(this, node);
+}
+
 function FlowExportDeclaration(node) {
   if (node.declaration) {
     const declar = node.declaration;
     this.print(declar, node);
-    if (!t().isStatement(declar)) this.semicolon();
+    if (!t.isStatement(declar)) this.semicolon();
   } else {
     this.token("{");
 
@@ -583,6 +688,11 @@ function ObjectTypeProperty(node) {
     this.space();
   }
 
+  if (node.kind === "get" || node.kind === "set") {
+    this.word(node.kind);
+    this.space();
+  }
+
   this._variance(node);
 
   this.print(node.key, node);
@@ -607,6 +717,10 @@ function QualifiedTypeIdentifier(node) {
   this.print(node.id, node);
 }
 
+function SymbolTypeAnnotation() {
+  this.word("symbol");
+}
+
 function orSeparator() {
   this.space();
   this.token("|");

tools/node_modules/@babel/core/node_modules/@babel/generator/lib/generators/index.js

@@ -8,6 +8,7 @@ var _templateLiterals = require("./template-literals");
 
 Object.keys(_templateLiterals).forEach(function (key) {
   if (key === "default" || key === "__esModule") return;
+  if (key in exports && exports[key] === _templateLiterals[key]) return;
   Object.defineProperty(exports, key, {
     enumerable: true,
     get: function () {
@@ -20,6 +21,7 @@ var _expressions = require("./expressions");
 
 Object.keys(_expressions).forEach(function (key) {
   if (key === "default" || key === "__esModule") return;
+  if (key in exports && exports[key] === _expressions[key]) return;
   Object.defineProperty(exports, key, {
     enumerable: true,
     get: function () {
@@ -32,6 +34,7 @@ var _statements = require("./statements");
 
 Object.keys(_statements).forEach(function (key) {
   if (key === "default" || key === "__esModule") return;
+  if (key in exports && exports[key] === _statements[key]) return;
   Object.defineProperty(exports, key, {
     enumerable: true,
     get: function () {
@@ -44,6 +47,7 @@ var _classes = require("./classes");
 
 Object.keys(_classes).forEach(function (key) {
   if (key === "default" || key === "__esModule") return;
+  if (key in exports && exports[key] === _classes[key]) return;
   Object.defineProperty(exports, key, {
     enumerable: true,
     get: function () {
@@ -56,6 +60,7 @@ var _methods = require("./methods");
 
 Object.keys(_methods).forEach(function (key) {
   if (key === "default" || key === "__esModule") return;
+  if (key in exports && exports[key] === _methods[key]) return;
   Object.defineProperty(exports, key, {
     enumerable: true,
     get: function () {
@@ -68,6 +73,7 @@ var _modules = require("./modules");
 
 Object.keys(_modules).forEach(function (key) {
   if (key === "default" || key === "__esModule") return;
+  if (key in exports && exports[key] === _modules[key]) return;
   Object.defineProperty(exports, key, {
     enumerable: true,
     get: function () {
@@ -80,6 +86,7 @@ var _types = require("./types");
 
 Object.keys(_types).forEach(function (key) {
   if (key === "default" || key === "__esModule") return;
+  if (key in exports && exports[key] === _types[key]) return;
   Object.defineProperty(exports, key, {
     enumerable: true,
     get: function () {
@@ -92,6 +99,7 @@ var _flow = require("./flow");
 
 Object.keys(_flow).forEach(function (key) {
   if (key === "default" || key === "__esModule") return;
+  if (key in exports && exports[key] === _flow[key]) return;
   Object.defineProperty(exports, key, {
     enumerable: true,
     get: function () {
@@ -104,6 +112,7 @@ var _base = require("./base");
 
 Object.keys(_base).forEach(function (key) {
   if (key === "default" || key === "__esModule") return;
+  if (key in exports && exports[key] === _base[key]) return;
   Object.defineProperty(exports, key, {
     enumerable: true,
     get: function () {
@@ -116,6 +125,7 @@ var _jsx = require("./jsx");
 
 Object.keys(_jsx).forEach(function (key) {
   if (key === "default" || key === "__esModule") return;
+  if (key in exports && exports[key] === _jsx[key]) return;
   Object.defineProperty(exports, key, {
     enumerable: true,
     get: function () {
@@ -128,6 +138,7 @@ var _typescript = require("./typescript");
 
 Object.keys(_typescript).forEach(function (key) {
   if (key === "default" || key === "__esModule") return;
+  if (key in exports && exports[key] === _typescript[key]) return;
   Object.defineProperty(exports, key, {
     enumerable: true,
     get: function () {

tools/node_modules/@babel/core/node_modules/@babel/generator/lib/generators/methods.js

@@ -12,17 +12,11 @@ exports._functionHead = _functionHead;
 exports.FunctionDeclaration = exports.FunctionExpression = FunctionExpression;
 exports.ArrowFunctionExpression = ArrowFunctionExpression;
 
-function t() {
-  const data = _interopRequireWildcard(require("@babel/types"));
+var t = _interopRequireWildcard(require("@babel/types"));
 
-  t = function () {
-    return data;
-  };
+function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
 
-  return data;
-}
-
-function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; return newObj; } }
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
 
 function _params(node) {
   this.print(node.typeParameters, node);
@@ -62,6 +56,8 @@ function _methodHead(node) {
   }
 
   if (node.async) {
+    this._catchUp("start", key.loc);
+
     this.word("async");
     this.space();
   }
@@ -132,8 +128,8 @@ function ArrowFunctionExpression(node) {
 
   const firstParam = node.params[0];
 
-  if (node.params.length === 1 && t().isIdentifier(firstParam) && !hasTypes(node, firstParam)) {
-    if (this.format.retainLines && node.loc && node.body.loc && node.loc.start.line < node.body.loc.start.line) {
+  if (node.params.length === 1 && t.isIdentifier(firstParam) && !hasTypes(node, firstParam)) {
+    if ((this.format.retainLines || node.async) && node.loc && node.body.loc && node.loc.start.line < node.body.loc.start.line) {
       this.token("(");
 
       if (firstParam.loc && firstParam.loc.start.line > node.loc.start.line) {

tools/node_modules/@babel/core/node_modules/@babel/generator/lib/generators/modules.js

@@ -12,19 +12,14 @@ exports.ExportAllDeclaration = ExportAllDeclaration;
 exports.ExportNamedDeclaration = ExportNamedDeclaration;
 exports.ExportDefaultDeclaration = ExportDefaultDeclaration;
 exports.ImportDeclaration = ImportDeclaration;
+exports.ImportAttribute = ImportAttribute;
 exports.ImportNamespaceSpecifier = ImportNamespaceSpecifier;
 
-function t() {
-  const data = _interopRequireWildcard(require("@babel/types"));
+var t = _interopRequireWildcard(require("@babel/types"));
 
-  t = function () {
-    return data;
-  };
+function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
 
-  return data;
-}
-
-function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; return newObj; } }
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
 
 function ImportSpecifier(node) {
   if (node.importKind === "type" || node.importKind === "typeof") {
@@ -83,11 +78,12 @@ function ExportAllDeclaration(node) {
   this.word("from");
   this.space();
   this.print(node.source, node);
+  this.printAssertions(node);
   this.semicolon();
 }
 
 function ExportNamedDeclaration(node) {
-  if (this.format.decoratorsBeforeExport && t().isClassDeclaration(node.declaration)) {
+  if (this.format.decoratorsBeforeExport && t.isClassDeclaration(node.declaration)) {
     this.printJoin(node.declaration.decorators, node);
   }
 
@@ -97,7 +93,7 @@ function ExportNamedDeclaration(node) {
 }
 
 function ExportDefaultDeclaration(node) {
-  if (this.format.decoratorsBeforeExport && t().isClassDeclaration(node.declaration)) {
+  if (this.format.decoratorsBeforeExport && t.isClassDeclaration(node.declaration)) {
     this.printJoin(node.declaration.decorators, node);
   }
 
@@ -112,7 +108,7 @@ function ExportDeclaration(node) {
   if (node.declaration) {
     const declar = node.declaration;
     this.print(declar, node);
-    if (!t().isStatement(declar)) this.semicolon();
+    if (!t.isStatement(declar)) this.semicolon();
   } else {
     if (node.exportKind === "type") {
       this.word("type");
@@ -122,10 +118,10 @@ function ExportDeclaration(node) {
     const specifiers = node.specifiers.slice(0);
     let hasSpecial = false;
 
-    while (true) {
+    for (;;) {
       const first = specifiers[0];
 
-      if (t().isExportDefaultSpecifier(first) || t().isExportNamespaceSpecifier(first)) {
+      if (t.isExportDefaultSpecifier(first) || t.isExportNamespaceSpecifier(first)) {
         hasSpecial = true;
         this.print(specifiers.shift(), node);
 
@@ -155,6 +151,7 @@ function ExportDeclaration(node) {
       this.word("from");
       this.space();
       this.print(node.source, node);
+      this.printAssertions(node);
     }
 
     this.semicolon();
@@ -162,6 +159,8 @@ function ExportDeclaration(node) {
 }
 
 function ImportDeclaration(node) {
+  var _node$attributes;
+
   this.word("import");
   this.space();
 
@@ -172,11 +171,11 @@ function ImportDeclaration(node) {
 
   const specifiers = node.specifiers.slice(0);
 
-  if (specifiers && specifiers.length) {
-    while (true) {
+  if (specifiers == null ? void 0 : specifiers.length) {
+    for (;;) {
       const first = specifiers[0];
 
-      if (t().isImportDefaultSpecifier(first) || t().isImportNamespaceSpecifier(first)) {
+      if (t.isImportDefaultSpecifier(first) || t.isImportNamespaceSpecifier(first)) {
         this.print(specifiers.shift(), node);
 
         if (specifiers.length) {
@@ -202,9 +201,25 @@ function ImportDeclaration(node) {
   }
 
   this.print(node.source, node);
+  this.printAssertions(node);
+
+  if ((_node$attributes = node.attributes) == null ? void 0 : _node$attributes.length) {
+    this.space();
+    this.word("with");
+    this.space();
+    this.printList(node.attributes, node);
+  }
+
   this.semicolon();
 }
 
+function ImportAttribute(node) {
+  this.print(node.key);
+  this.token(":");
+  this.space();
+  this.print(node.value);
+}
+
 function ImportNamespaceSpecifier(node) {
   this.token("*");
   this.space();

tools/node_modules/@babel/core/node_modules/@babel/generator/lib/generators/statements.js

@@ -18,17 +18,11 @@ exports.VariableDeclaration = VariableDeclaration;
 exports.VariableDeclarator = VariableDeclarator;
 exports.ThrowStatement = exports.BreakStatement = exports.ReturnStatement = exports.ContinueStatement = exports.ForOfStatement = exports.ForInStatement = void 0;
 
-function t() {
-  const data = _interopRequireWildcard(require("@babel/types"));
+var t = _interopRequireWildcard(require("@babel/types"));
 
-  t = function () {
-    return data;
-  };
+function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
 
-  return data;
-}
-
-function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; return newObj; } }
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
 
 function WithStatement(node) {
   this.word("with");
@@ -46,7 +40,7 @@ function IfStatement(node) {
   this.print(node.test, node);
   this.token(")");
   this.space();
-  const needsBlock = node.alternate && t().isIfStatement(getLastStatement(node.consequent));
+  const needsBlock = node.alternate && t.isIfStatement(getLastStatement(node.consequent));
 
   if (needsBlock) {
     this.token("{");
@@ -71,7 +65,7 @@ function IfStatement(node) {
 }
 
 function getLastStatement(statement) {
-  if (!t().isStatement(statement.body)) return statement;
+  if (!t.isStatement(statement.body)) return statement;
   return getLastStatement(statement.body);
 }
 
@@ -208,6 +202,7 @@ function CatchClause(node) {
   if (node.param) {
     this.token("(");
     this.print(node.param, node);
+    this.print(node.param.typeAnnotation, node);
     this.token(")");
     this.space();
   }
@@ -280,7 +275,7 @@ function VariableDeclaration(node, parent) {
   this.space();
   let hasInits = false;
 
-  if (!t().isFor(parent)) {
+  if (!t.isFor(parent)) {
     for (const declar of node.declarations) {
       if (declar.init) {
         hasInits = true;
@@ -298,7 +293,7 @@ function VariableDeclaration(node, parent) {
     separator
   });
 
-  if (t().isFor(parent)) {
+  if (t.isFor(parent)) {
     if (parent.left === node || parent.init === node) return;
   }
 

tools/node_modules/@babel/core/node_modules/@babel/generator/lib/generators/types.js

@@ -10,39 +10,28 @@ exports.ObjectPattern = exports.ObjectExpression = ObjectExpression;
 exports.ObjectMethod = ObjectMethod;
 exports.ObjectProperty = ObjectProperty;
 exports.ArrayPattern = exports.ArrayExpression = ArrayExpression;
+exports.RecordExpression = RecordExpression;
+exports.TupleExpression = TupleExpression;
 exports.RegExpLiteral = RegExpLiteral;
 exports.BooleanLiteral = BooleanLiteral;
 exports.NullLiteral = NullLiteral;
 exports.NumericLiteral = NumericLiteral;
 exports.StringLiteral = StringLiteral;
 exports.BigIntLiteral = BigIntLiteral;
+exports.DecimalLiteral = DecimalLiteral;
 exports.PipelineTopicExpression = PipelineTopicExpression;
 exports.PipelineBareFunction = PipelineBareFunction;
 exports.PipelinePrimaryTopicReference = PipelinePrimaryTopicReference;
 
-function t() {
-  const data = _interopRequireWildcard(require("@babel/types"));
+var t = _interopRequireWildcard(require("@babel/types"));
 
-  t = function () {
-    return data;
-  };
-
-  return data;
-}
-
-function _jsesc() {
-  const data = _interopRequireDefault(require("jsesc"));
-
-  _jsesc = function () {
-    return data;
-  };
-
-  return data;
-}
+var _jsesc = _interopRequireDefault(require("jsesc"));
 
 function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
 
-function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; return newObj; } }
+function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
+
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
 
 function Identifier(node) {
   this.exactSource(node.loc, () => {
@@ -93,14 +82,14 @@ function ObjectProperty(node) {
     this.print(node.key, node);
     this.token("]");
   } else {
-    if (t().isAssignmentPattern(node.value) && t().isIdentifier(node.key) && node.key.name === node.value.left.name) {
+    if (t.isAssignmentPattern(node.value) && t.isIdentifier(node.key) && node.key.name === node.value.left.name) {
       this.print(node.value, node);
       return;
     }
 
     this.print(node.key, node);
 
-    if (node.shorthand && t().isIdentifier(node.key) && t().isIdentifier(node.value) && node.key.name === node.value.name) {
+    if (node.shorthand && t.isIdentifier(node.key) && t.isIdentifier(node.value) && node.key.name === node.value.name) {
       return;
     }
   }
@@ -131,6 +120,68 @@ function ArrayExpression(node) {
   this.token("]");
 }
 
+function RecordExpression(node) {
+  const props = node.properties;
+  let startToken;
+  let endToken;
+
+  if (this.format.recordAndTupleSyntaxType === "bar") {
+    startToken = "{|";
+    endToken = "|}";
+  } else if (this.format.recordAndTupleSyntaxType === "hash") {
+    startToken = "#{";
+    endToken = "}";
+  } else {
+    throw new Error(`The "recordAndTupleSyntaxType" generator option must be "bar" or "hash" (${JSON.stringify(this.format.recordAndTupleSyntaxType)} received).`);
+  }
+
+  this.token(startToken);
+  this.printInnerComments(node);
+
+  if (props.length) {
+    this.space();
+    this.printList(props, node, {
+      indent: true,
+      statement: true
+    });
+    this.space();
+  }
+
+  this.token(endToken);
+}
+
+function TupleExpression(node) {
+  const elems = node.elements;
+  const len = elems.length;
+  let startToken;
+  let endToken;
+
+  if (this.format.recordAndTupleSyntaxType === "bar") {
+    startToken = "[|";
+    endToken = "|]";
+  } else if (this.format.recordAndTupleSyntaxType === "hash") {
+    startToken = "#[";
+    endToken = "]";
+  } else {
+    throw new Error(`${this.format.recordAndTupleSyntaxType} is not a valid recordAndTuple syntax type`);
+  }
+
+  this.token(startToken);
+  this.printInnerComments(node);
+
+  for (let i = 0; i < elems.length; i++) {
+    const elem = elems[i];
+
+    if (elem) {
+      if (i > 0) this.space();
+      this.print(elem, node);
+      if (i < len - 1) this.token(",");
+    }
+  }
+
+  this.token(endToken);
+}
+
 function RegExpLiteral(node) {
   this.word(`/${node.pattern}/${node.flags}`);
 }
@@ -145,9 +196,12 @@ function NullLiteral() {
 
 function NumericLiteral(node) {
   const raw = this.getPossibleRaw(node);
+  const opts = this.format.jsescOption;
   const value = node.value + "";
 
-  if (raw == null) {
+  if (opts.numbers) {
+    this.number((0, _jsesc.default)(node.value, opts));
+  } else if (raw == null) {
     this.number(value);
   } else if (this.format.minified) {
     this.number(raw.length < value.length ? raw : value);
@@ -170,7 +224,7 @@ function StringLiteral(node) {
     opts.json = true;
   }
 
-  const val = (0, _jsesc().default)(node.value, opts);
+  const val = (0, _jsesc.default)(node.value, opts);
   return this.token(val);
 }
 
@@ -182,7 +236,18 @@ function BigIntLiteral(node) {
     return;
   }
 
-  this.token(node.value);
+  this.token(node.value + "n");
+}
+
+function DecimalLiteral(node) {
+  const raw = this.getPossibleRaw(node);
+
+  if (!this.format.minified && raw != null) {
+    this.token(raw);
+    return;
+  }
+
+  this.token(node.value + "m");
 }
 
 function PipelineTopicExpression(node) {

tools/node_modules/@babel/core/node_modules/@babel/generator/lib/generators/typescript.js

@@ -17,6 +17,7 @@ exports.tsPrintPropertyOrMethodName = tsPrintPropertyOrMethodName;
 exports.TSMethodSignature = TSMethodSignature;
 exports.TSIndexSignature = TSIndexSignature;
 exports.TSAnyKeyword = TSAnyKeyword;
+exports.TSBigIntKeyword = TSBigIntKeyword;
 exports.TSUnknownKeyword = TSUnknownKeyword;
 exports.TSNumberKeyword = TSNumberKeyword;
 exports.TSObjectKeyword = TSObjectKeyword;
@@ -27,6 +28,7 @@ exports.TSVoidKeyword = TSVoidKeyword;
 exports.TSUndefinedKeyword = TSUndefinedKeyword;
 exports.TSNullKeyword = TSNullKeyword;
 exports.TSNeverKeyword = TSNeverKeyword;
+exports.TSIntrinsicKeyword = TSIntrinsicKeyword;
 exports.TSThisType = TSThisType;
 exports.TSFunctionType = TSFunctionType;
 exports.TSConstructorType = TSConstructorType;
@@ -41,6 +43,7 @@ exports.TSArrayType = TSArrayType;
 exports.TSTupleType = TSTupleType;
 exports.TSOptionalType = TSOptionalType;
 exports.TSRestType = TSRestType;
+exports.TSNamedTupleMember = TSNamedTupleMember;
 exports.TSUnionType = TSUnionType;
 exports.TSIntersectionType = TSIntersectionType;
 exports.tsPrintUnionOrIntersectionType = tsPrintUnionOrIntersectionType;
@@ -68,6 +71,7 @@ exports.TSNonNullExpression = TSNonNullExpression;
 exports.TSExportAssignment = TSExportAssignment;
 exports.TSNamespaceExportDeclaration = TSNamespaceExportDeclaration;
 exports.tsPrintSignatureDeclarationBase = tsPrintSignatureDeclarationBase;
+exports.tsPrintClassMemberModifiers = tsPrintClassMemberModifiers;
 
 function TSTypeAnnotation(node) {
   this.token(":");
@@ -139,12 +143,14 @@ function TSQualifiedName(node) {
 
 function TSCallSignatureDeclaration(node) {
   this.tsPrintSignatureDeclarationBase(node);
+  this.token(";");
 }
 
 function TSConstructSignatureDeclaration(node) {
   this.word("new");
   this.space();
   this.tsPrintSignatureDeclarationBase(node);
+  this.token(";");
 }
 
 function TSPropertySignature(node) {
@@ -216,6 +222,10 @@ function TSAnyKeyword() {
   this.word("any");
 }
 
+function TSBigIntKeyword() {
+  this.word("bigint");
+}
+
 function TSUnknownKeyword() {
   this.word("unknown");
 }
@@ -256,6 +266,10 @@ function TSNeverKeyword() {
   this.word("never");
 }
 
+function TSIntrinsicKeyword() {
+  this.word("intrinsic");
+}
+
 function TSThisType() {
   this.word("this");
 }
@@ -293,11 +307,19 @@ function TSTypeReference(node) {
 }
 
 function TSTypePredicate(node) {
+  if (node.asserts) {
+    this.word("asserts");
+    this.space();
+  }
+
   this.print(node.parameterName);
-  this.space();
-  this.word("is");
-  this.space();
-  this.print(node.typeAnnotation.typeAnnotation);
+
+  if (node.typeAnnotation) {
+    this.space();
+    this.word("is");
+    this.space();
+    this.print(node.typeAnnotation.typeAnnotation);
+  }
 }
 
 function TSTypeQuery(node) {
@@ -354,6 +376,14 @@ function TSRestType(node) {
   this.print(node.typeAnnotation, node);
 }
 
+function TSNamedTupleMember(node) {
+  this.print(node.label, node);
+  if (node.optional) this.token("?");
+  this.token(":");
+  this.space();
+  this.print(node.elementType, node);
+}
+
 function TSUnionType(node) {
   this.tsPrintUnionOrIntersectionType(node, "|");
 }
@@ -402,7 +432,7 @@ function TSParenthesizedType(node) {
 }
 
 function TSTypeOperator(node) {
-  this.token(node.operator);
+  this.word(node.operator);
   this.space();
   this.print(node.typeAnnotation, node);
 }
@@ -416,9 +446,10 @@ function TSIndexedAccessType(node) {
 
 function TSMappedType(node) {
   const {
+    nameType,
+    optional,
     readonly,
-    typeParameter,
-    optional
+    typeParameter
   } = node;
   this.token("{");
   this.space();
@@ -435,6 +466,14 @@ function TSMappedType(node) {
   this.word("in");
   this.space();
   this.print(typeParameter.constraint, typeParameter);
+
+  if (nameType) {
+    this.space();
+    this.word("as");
+    this.space();
+    this.print(nameType, node);
+  }
+
   this.token("]");
 
   if (optional) {
@@ -712,4 +751,31 @@ function tsPrintSignatureDeclarationBase(node) {
 
   this.token(")");
   this.print(node.typeAnnotation, node);
+}
+
+function tsPrintClassMemberModifiers(node, isField) {
+  if (isField && node.declare) {
+    this.word("declare");
+    this.space();
+  }
+
+  if (node.accessibility) {
+    this.word(node.accessibility);
+    this.space();
+  }
+
+  if (node.static) {
+    this.word("static");
+    this.space();
+  }
+
+  if (node.abstract) {
+    this.word("abstract");
+    this.space();
+  }
+
+  if (isField && node.readonly) {
+    this.word("readonly");
+    this.space();
+  }
 }

tools/node_modules/@babel/core/node_modules/@babel/generator/lib/index.js

@@ -17,6 +17,7 @@ class Generator extends _printer.default {
     const format = normalizeOptions(code, opts);
     const map = opts.sourceMaps ? new _sourceMap.default(opts, code) : null;
     super(format, map);
+    this.ast = void 0;
     this.ast = ast;
   }
 
@@ -47,7 +48,8 @@ function normalizeOptions(code, opts) {
     jsescOption: Object.assign({
       quotes: "double",
       wrap: true
-    }, opts.jsescOption)
+    }, opts.jsescOption),
+    recordAndTupleSyntaxType: opts.recordAndTupleSyntaxType
   };
 
   if (format.minified) {

tools/node_modules/@babel/core/node_modules/@babel/generator/lib/node/index.js

@@ -12,17 +12,11 @@ var whitespace = _interopRequireWildcard(require("./whitespace"));
 
 var parens = _interopRequireWildcard(require("./parentheses"));
 
-function t() {
-  const data = _interopRequireWildcard(require("@babel/types"));
+var t = _interopRequireWildcard(require("@babel/types"));
 
-  t = function () {
-    return data;
-  };
+function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
 
-  return data;
-}
-
-function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; return newObj; } }
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
 
 function expandAliases(obj) {
   const newObj = {};
@@ -36,7 +30,7 @@ function expandAliases(obj) {
   }
 
   for (const type of Object.keys(obj)) {
-    const aliases = t().FLIPPED_ALIAS_KEYS[type];
+    const aliases = t.FLIPPED_ALIAS_KEYS[type];
 
     if (aliases) {
       for (const alias of aliases) {
@@ -60,21 +54,17 @@ function find(obj, node, parent, printStack) {
 }
 
 function isOrHasCallExpression(node) {
-  if (t().isCallExpression(node)) {
+  if (t.isCallExpression(node)) {
     return true;
   }
 
-  if (t().isMemberExpression(node)) {
-    return isOrHasCallExpression(node.object) || !node.computed && isOrHasCallExpression(node.property);
-  } else {
-    return false;
-  }
+  return t.isMemberExpression(node) && isOrHasCallExpression(node.object);
 }
 
 function needsWhitespace(node, parent, type) {
   if (!node) return 0;
 
-  if (t().isExpressionStatement(node)) {
+  if (t.isExpressionStatement(node)) {
     node = node.expression;
   }
 
@@ -109,7 +99,7 @@ function needsWhitespaceAfter(node, parent) {
 function needsParens(node, parent, printStack) {
   if (!parent) return false;
 
-  if (t().isNewExpression(parent) && parent.callee === node) {
+  if (t.isNewExpression(parent) && parent.callee === node) {
     if (isOrHasCallExpression(node)) return true;
   }
 

tools/node_modules/@babel/core/node_modules/@babel/generator/lib/node/parentheses.js

@@ -0,0 +1,253 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.NullableTypeAnnotation = NullableTypeAnnotation;
+exports.FunctionTypeAnnotation = FunctionTypeAnnotation;
+exports.UpdateExpression = UpdateExpression;
+exports.ObjectExpression = ObjectExpression;
+exports.DoExpression = DoExpression;
+exports.Binary = Binary;
+exports.IntersectionTypeAnnotation = exports.UnionTypeAnnotation = UnionTypeAnnotation;
+exports.TSAsExpression = TSAsExpression;
+exports.TSTypeAssertion = TSTypeAssertion;
+exports.TSIntersectionType = exports.TSUnionType = TSUnionType;
+exports.TSInferType = TSInferType;
+exports.BinaryExpression = BinaryExpression;
+exports.SequenceExpression = SequenceExpression;
+exports.AwaitExpression = exports.YieldExpression = YieldExpression;
+exports.ClassExpression = ClassExpression;
+exports.UnaryLike = UnaryLike;
+exports.FunctionExpression = FunctionExpression;
+exports.ArrowFunctionExpression = ArrowFunctionExpression;
+exports.ConditionalExpression = ConditionalExpression;
+exports.OptionalCallExpression = exports.OptionalMemberExpression = OptionalMemberExpression;
+exports.AssignmentExpression = AssignmentExpression;
+exports.LogicalExpression = LogicalExpression;
+
+var t = _interopRequireWildcard(require("@babel/types"));
+
+function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
+
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
+
+const PRECEDENCE = {
+  "||": 0,
+  "??": 0,
+  "&&": 1,
+  "|": 2,
+  "^": 3,
+  "&": 4,
+  "==": 5,
+  "===": 5,
+  "!=": 5,
+  "!==": 5,
+  "<": 6,
+  ">": 6,
+  "<=": 6,
+  ">=": 6,
+  in: 6,
+  instanceof: 6,
+  ">>": 7,
+  "<<": 7,
+  ">>>": 7,
+  "+": 8,
+  "-": 8,
+  "*": 9,
+  "/": 9,
+  "%": 9,
+  "**": 10
+};
+
+const isClassExtendsClause = (node, parent) => (t.isClassDeclaration(parent) || t.isClassExpression(parent)) && parent.superClass === node;
+
+const hasPostfixPart = (node, parent) => (t.isMemberExpression(parent) || t.isOptionalMemberExpression(parent)) && parent.object === node || (t.isCallExpression(parent) || t.isOptionalCallExpression(parent) || t.isNewExpression(parent)) && parent.callee === node || t.isTaggedTemplateExpression(parent) && parent.tag === node || t.isTSNonNullExpression(parent);
+
+function NullableTypeAnnotation(node, parent) {
+  return t.isArrayTypeAnnotation(parent);
+}
+
+function FunctionTypeAnnotation(node, parent, printStack) {
+  return t.isUnionTypeAnnotation(parent) || t.isIntersectionTypeAnnotation(parent) || t.isArrayTypeAnnotation(parent) || t.isTypeAnnotation(parent) && t.isArrowFunctionExpression(printStack[printStack.length - 3]);
+}
+
+function UpdateExpression(node, parent) {
+  return hasPostfixPart(node, parent) || isClassExtendsClause(node, parent);
+}
+
+function ObjectExpression(node, parent, printStack) {
+  return isFirstInStatement(printStack, {
+    considerArrow: true
+  });
+}
+
+function DoExpression(node, parent, printStack) {
+  return isFirstInStatement(printStack);
+}
+
+function Binary(node, parent) {
+  if (node.operator === "**" && t.isBinaryExpression(parent, {
+    operator: "**"
+  })) {
+    return parent.left === node;
+  }
+
+  if (isClassExtendsClause(node, parent)) {
+    return true;
+  }
+
+  if (hasPostfixPart(node, parent) || t.isUnaryLike(parent) || t.isAwaitExpression(parent)) {
+    return true;
+  }
+
+  if (t.isBinary(parent)) {
+    const parentOp = parent.operator;
+    const parentPos = PRECEDENCE[parentOp];
+    const nodeOp = node.operator;
+    const nodePos = PRECEDENCE[nodeOp];
+
+    if (parentPos === nodePos && parent.right === node && !t.isLogicalExpression(parent) || parentPos > nodePos) {
+      return true;
+    }
+  }
+}
+
+function UnionTypeAnnotation(node, parent) {
+  return t.isArrayTypeAnnotation(parent) || t.isNullableTypeAnnotation(parent) || t.isIntersectionTypeAnnotation(parent) || t.isUnionTypeAnnotation(parent);
+}
+
+function TSAsExpression() {
+  return true;
+}
+
+function TSTypeAssertion() {
+  return true;
+}
+
+function TSUnionType(node, parent) {
+  return t.isTSArrayType(parent) || t.isTSOptionalType(parent) || t.isTSIntersectionType(parent) || t.isTSUnionType(parent) || t.isTSRestType(parent);
+}
+
+function TSInferType(node, parent) {
+  return t.isTSArrayType(parent) || t.isTSOptionalType(parent);
+}
+
+function BinaryExpression(node, parent) {
+  return node.operator === "in" && (t.isVariableDeclarator(parent) || t.isFor(parent));
+}
+
+function SequenceExpression(node, parent) {
+  if (t.isForStatement(parent) || t.isThrowStatement(parent) || t.isReturnStatement(parent) || t.isIfStatement(parent) && parent.test === node || t.isWhileStatement(parent) && parent.test === node || t.isForInStatement(parent) && parent.right === node || t.isSwitchStatement(parent) && parent.discriminant === node || t.isExpressionStatement(parent) && parent.expression === node) {
+    return false;
+  }
+
+  return true;
+}
+
+function YieldExpression(node, parent) {
+  return t.isBinary(parent) || t.isUnaryLike(parent) || hasPostfixPart(node, parent) || t.isAwaitExpression(parent) && t.isYieldExpression(node) || t.isConditionalExpression(parent) && node === parent.test || isClassExtendsClause(node, parent);
+}
+
+function ClassExpression(node, parent, printStack) {
+  return isFirstInStatement(printStack, {
+    considerDefaultExports: true
+  });
+}
+
+function UnaryLike(node, parent) {
+  return hasPostfixPart(node, parent) || t.isBinaryExpression(parent, {
+    operator: "**",
+    left: node
+  }) || isClassExtendsClause(node, parent);
+}
+
+function FunctionExpression(node, parent, printStack) {
+  return isFirstInStatement(printStack, {
+    considerDefaultExports: true
+  });
+}
+
+function ArrowFunctionExpression(node, parent) {
+  return t.isExportDeclaration(parent) || ConditionalExpression(node, parent);
+}
+
+function ConditionalExpression(node, parent) {
+  if (t.isUnaryLike(parent) || t.isBinary(parent) || t.isConditionalExpression(parent, {
+    test: node
+  }) || t.isAwaitExpression(parent) || t.isTSTypeAssertion(parent) || t.isTSAsExpression(parent)) {
+    return true;
+  }
+
+  return UnaryLike(node, parent);
+}
+
+function OptionalMemberExpression(node, parent) {
+  return t.isCallExpression(parent, {
+    callee: node
+  }) || t.isMemberExpression(parent, {
+    object: node
+  });
+}
+
+function AssignmentExpression(node, parent, printStack) {
+  if (t.isObjectPattern(node.left)) {
+    return true;
+  } else {
+    return ConditionalExpression(node, parent, printStack);
+  }
+}
+
+function LogicalExpression(node, parent) {
+  switch (node.operator) {
+    case "||":
+      if (!t.isLogicalExpression(parent)) return false;
+      return parent.operator === "??" || parent.operator === "&&";
+
+    case "&&":
+      return t.isLogicalExpression(parent, {
+        operator: "??"
+      });
+
+    case "??":
+      return t.isLogicalExpression(parent) && parent.operator !== "??";
+  }
+}
+
+function isFirstInStatement(printStack, {
+  considerArrow = false,
+  considerDefaultExports = false
+} = {}) {
+  let i = printStack.length - 1;
+  let node = printStack[i];
+  i--;
+  let parent = printStack[i];
+
+  while (i >= 0) {
+    if (t.isExpressionStatement(parent, {
+      expression: node
+    }) || considerDefaultExports && t.isExportDefaultDeclaration(parent, {
+      declaration: node
+    }) || considerArrow && t.isArrowFunctionExpression(parent, {
+      body: node
+    })) {
+      return true;
+    }
+
+    if (hasPostfixPart(node, parent) && !t.isNewExpression(parent) || t.isSequenceExpression(parent) && parent.expressions[0] === node || t.isConditional(parent, {
+      test: node
+    }) || t.isBinary(parent, {
+      left: node
+    }) || t.isAssignmentExpression(parent, {
+      left: node
+    })) {
+      node = parent;
+      i--;
+      parent = printStack[i];
+    } else {
+      return false;
+    }
+  }
+
+  return false;
+}

tools/node_modules/@babel/core/node_modules/@babel/generator/lib/node/whitespace.js

@@ -5,31 +5,25 @@ Object.defineProperty(exports, "__esModule", {
 });
 exports.list = exports.nodes = void 0;
 
-function t() {
-  const data = _interopRequireWildcard(require("@babel/types"));
+var t = _interopRequireWildcard(require("@babel/types"));
 
-  t = function () {
-    return data;
-  };
+function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
 
-  return data;
-}
-
-function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; return newObj; } }
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
 
 function crawl(node, state = {}) {
-  if (t().isMemberExpression(node)) {
+  if (t.isMemberExpression(node) || t.isOptionalMemberExpression(node)) {
     crawl(node.object, state);
     if (node.computed) crawl(node.property, state);
-  } else if (t().isBinary(node) || t().isAssignmentExpression(node)) {
+  } else if (t.isBinary(node) || t.isAssignmentExpression(node)) {
     crawl(node.left, state);
     crawl(node.right, state);
-  } else if (t().isCallExpression(node)) {
+  } else if (t.isCallExpression(node) || t.isOptionalCallExpression(node)) {
     state.hasCall = true;
     crawl(node.callee, state);
-  } else if (t().isFunction(node)) {
+  } else if (t.isFunction(node)) {
     state.hasFunction = true;
-  } else if (t().isIdentifier(node)) {
+  } else if (t.isIdentifier(node)) {
     state.hasHelper = state.hasHelper || isHelper(node.callee);
   }
 
@@ -37,21 +31,21 @@ function crawl(node, state = {}) {
 }
 
 function isHelper(node) {
-  if (t().isMemberExpression(node)) {
+  if (t.isMemberExpression(node)) {
     return isHelper(node.object) || isHelper(node.property);
-  } else if (t().isIdentifier(node)) {
+  } else if (t.isIdentifier(node)) {
     return node.name === "require" || node.name[0] === "_";
-  } else if (t().isCallExpression(node)) {
+  } else if (t.isCallExpression(node)) {
     return isHelper(node.callee);
-  } else if (t().isBinary(node) || t().isAssignmentExpression(node)) {
-    return t().isIdentifier(node.left) && isHelper(node.left) || isHelper(node.right);
+  } else if (t.isBinary(node) || t.isAssignmentExpression(node)) {
+    return t.isIdentifier(node.left) && isHelper(node.left) || isHelper(node.right);
   } else {
     return false;
   }
 }
 
 function isType(node) {
-  return t().isLiteral(node) || t().isObjectExpression(node) || t().isArrayExpression(node) || t().isIdentifier(node) || t().isMemberExpression(node);
+  return t.isLiteral(node) || t.isObjectExpression(node) || t.isArrayExpression(node) || t.isIdentifier(node) || t.isMemberExpression(node);
 }
 
 const nodes = {
@@ -74,7 +68,7 @@ const nodes = {
   },
 
   LogicalExpression(node) {
-    if (t().isFunction(node.left) || t().isFunction(node.right)) {
+    if (t.isFunction(node.left) || t.isFunction(node.right)) {
       return {
         after: true
       };
@@ -90,7 +84,16 @@ const nodes = {
   },
 
   CallExpression(node) {
-    if (t().isFunction(node.callee) || isHelper(node)) {
+    if (t.isFunction(node.callee) || isHelper(node)) {
+      return {
+        before: true,
+        after: true
+      };
+    }
+  },
+
+  OptionalCallExpression(node) {
+    if (t.isFunction(node.callee)) {
       return {
         before: true,
         after: true
@@ -118,7 +121,7 @@ const nodes = {
   },
 
   IfStatement(node) {
-    if (t().isBlockStatement(node.consequent)) {
+    if (t.isBlockStatement(node.consequent)) {
       return {
         before: true,
         after: true
@@ -138,7 +141,9 @@ nodes.ObjectProperty = nodes.ObjectTypeProperty = nodes.ObjectMethod = function
 };
 
 nodes.ObjectTypeCallProperty = function (node, parent) {
-  if (parent.callProperties[0] === node && (!parent.properties || !parent.properties.length)) {
+  var _parent$properties;
+
+  if (parent.callProperties[0] === node && !((_parent$properties = parent.properties) == null ? void 0 : _parent$properties.length)) {
     return {
       before: true
     };
@@ -146,7 +151,9 @@ nodes.ObjectTypeCallProperty = function (node, parent) {
 };
 
 nodes.ObjectTypeIndexer = function (node, parent) {
-  if (parent.indexers[0] === node && (!parent.properties || !parent.properties.length) && (!parent.callProperties || !parent.callProperties.length)) {
+  var _parent$properties2, _parent$callPropertie;
+
+  if (parent.indexers[0] === node && !((_parent$properties2 = parent.properties) == null ? void 0 : _parent$properties2.length) && !((_parent$callPropertie = parent.callProperties) == null ? void 0 : _parent$callPropertie.length)) {
     return {
       before: true
     };
@@ -154,7 +161,9 @@ nodes.ObjectTypeIndexer = function (node, parent) {
 };
 
 nodes.ObjectTypeInternalSlot = function (node, parent) {
-  if (parent.internalSlots[0] === node && (!parent.properties || !parent.properties.length) && (!parent.callProperties || !parent.callProperties.length) && (!parent.indexers || !parent.indexers.length)) {
+  var _parent$properties3, _parent$callPropertie2, _parent$indexers;
+
+  if (parent.internalSlots[0] === node && !((_parent$properties3 = parent.properties) == null ? void 0 : _parent$properties3.length) && !((_parent$callPropertie2 = parent.callProperties) == null ? void 0 : _parent$callPropertie2.length) && !((_parent$indexers = parent.indexers) == null ? void 0 : _parent$indexers.length)) {
     return {
       before: true
     };
@@ -184,7 +193,7 @@ exports.list = list;
     };
   }
 
-  [type].concat(t().FLIPPED_ALIAS_KEYS[type] || []).forEach(function (type) {
+  [type].concat(t.FLIPPED_ALIAS_KEYS[type] || []).forEach(function (type) {
     nodes[type] = function () {
       return amounts;
     };

tools/node_modules/@babel/core/node_modules/@babel/generator/lib/printer.js

@@ -5,49 +5,24 @@ Object.defineProperty(exports, "__esModule", {
 });
 exports.default = void 0;
 
-function _isInteger() {
-  const data = _interopRequireDefault(require("lodash/isInteger"));
-
-  _isInteger = function () {
-    return data;
-  };
-
-  return data;
-}
-
-function _repeat() {
-  const data = _interopRequireDefault(require("lodash/repeat"));
-
-  _repeat = function () {
-    return data;
-  };
-
-  return data;
-}
-
 var _buffer = _interopRequireDefault(require("./buffer"));
 
 var n = _interopRequireWildcard(require("./node"));
 
-function t() {
-  const data = _interopRequireWildcard(require("@babel/types"));
-
-  t = function () {
-    return data;
-  };
-
-  return data;
-}
+var t = _interopRequireWildcard(require("@babel/types"));
 
 var generatorFunctions = _interopRequireWildcard(require("./generators"));
 
-function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; return newObj; } }
+function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
+
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
 
 function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
 
 const SCIENTIFIC_NOTATION = /e/i;
 const ZERO_DECIMAL_INTEGER = /\.0+$/;
 const NON_DECIMAL_LITERAL = /^0[box]/;
+const PURE_ANNOTATION_RE = /^\s*[@#]__PURE__\s*$/;
 
 class Printer {
   constructor(format, map) {
@@ -120,7 +95,7 @@ class Printer {
 
   number(str) {
     this.word(str);
-    this._endsWithInteger = (0, _isInteger().default)(+str) && !NON_DECIMAL_LITERAL.test(str) && !SCIENTIFIC_NOTATION.test(str) && !ZERO_DECIMAL_INTEGER.test(str) && str[str.length - 1] !== ".";
+    this._endsWithInteger = Number.isInteger(+str) && !NON_DECIMAL_LITERAL.test(str) && !SCIENTIFIC_NOTATION.test(str) && !ZERO_DECIMAL_INTEGER.test(str) && str[str.length - 1] !== ".";
   }
 
   token(str) {
@@ -205,19 +180,32 @@ class Printer {
   _maybeAddParen(str) {
     const parenPushNewlineState = this._parenPushNewlineState;
     if (!parenPushNewlineState) return;
-    this._parenPushNewlineState = null;
     let i;
 
     for (i = 0; i < str.length && str[i] === " "; i++) continue;
 
-    if (i === str.length) return;
+    if (i === str.length) {
+      return;
+    }
+
     const cha = str[i];
 
     if (cha !== "\n") {
-      if (cha !== "/") return;
-      if (i + 1 === str.length) return;
+      if (cha !== "/" || i + 1 === str.length) {
+        this._parenPushNewlineState = null;
+        return;
+      }
+
       const chaPost = str[i + 1];
-      if (chaPost !== "/" && chaPost !== "*") return;
+
+      if (chaPost === "*") {
+        if (PURE_ANNOTATION_RE.test(str.slice(i + 2, str.length - 2))) {
+          return;
+        }
+      } else if (chaPost !== "/") {
+        this._parenPushNewlineState = null;
+        return;
+      }
     }
 
     this.token("(");
@@ -229,7 +217,7 @@ class Printer {
     if (!this.format.retainLines) return;
     const pos = loc ? loc[prop] : null;
 
-    if (pos && pos.line !== null) {
+    if ((pos == null ? void 0 : pos.line) != null) {
       const count = pos.line - this._buf.getCurrentLine();
 
       for (let i = 0; i < count; i++) {
@@ -239,7 +227,7 @@ class Printer {
   }
 
   _getIndent() {
-    return (0, _repeat().default)(this.format.indent.style, this._indent);
+    return this.format.indent.style.repeat(this._indent);
   }
 
   startTerminatorless(isLabel = false) {
@@ -256,7 +244,7 @@ class Printer {
   endTerminatorless(state) {
     this._noLineTerminator = false;
 
-    if (state && state.printed) {
+    if (state == null ? void 0 : state.printed) {
       this.dedent();
       this.newline();
       this.token(")");
@@ -274,7 +262,7 @@ class Printer {
     const printMethod = this[node.type];
 
     if (!printMethod) {
-      throw new ReferenceError(`unknown node of type ${JSON.stringify(node.type)} with constructor ${JSON.stringify(node && node.constructor.name)}`);
+      throw new ReferenceError(`unknown node of type ${JSON.stringify(node.type)} with constructor ${JSON.stringify(node == null ? void 0 : node.constructor.name)}`);
     }
 
     this._printStack.push(node);
@@ -294,7 +282,7 @@ class Printer {
 
     this._printLeadingComments(node);
 
-    const loc = t().isProgram(node) || t().isFile(node) ? null : node.loc;
+    const loc = t.isProgram(node) || t.isFile(node) ? null : node.loc;
     this.withSource("start", loc, () => {
       printMethod.call(this, node, parent);
     });
@@ -349,7 +337,7 @@ class Printer {
   }
 
   printJoin(nodes, parent, opts = {}) {
-    if (!nodes || !nodes.length) return;
+    if (!(nodes == null ? void 0 : nodes.length)) return;
     if (opts.indent) this.indent();
     const newlineOpts = {
       addNewlines: opts.addNewlines
@@ -385,7 +373,7 @@ class Printer {
   printBlock(parent) {
     const node = parent.body;
 
-    if (!t().isEmptyStatement(node)) {
+    if (!t.isEmptyStatement(node)) {
       this.space();
     }
 
@@ -397,11 +385,13 @@ class Printer {
   }
 
   _printLeadingComments(node) {
-    this._printComments(this._getComments(true, node));
+    this._printComments(this._getComments(true, node), true);
   }
 
   printInnerComments(node, indent = true) {
-    if (!node.innerComments || !node.innerComments.length) return;
+    var _node$innerComments;
+
+    if (!((_node$innerComments = node.innerComments) == null ? void 0 : _node$innerComments.length)) return;
     if (indent) this.indent();
 
     this._printComments(node.innerComments);
@@ -446,7 +436,7 @@ class Printer {
     return node && (leading ? node.leadingComments : node.trailingComments) || [];
   }
 
-  _printComment(comment) {
+  _printComment(comment, skipNewLines) {
     if (!this.format.shouldPrintComment(comment.value)) return;
     if (comment.ignore) return;
     if (this._printedComments.has(comment)) return;
@@ -459,34 +449,56 @@ class Printer {
     }
 
     const isBlockComment = comment.type === "CommentBlock";
-    this.newline(this._buf.hasContent() && !this._noLineTerminator && isBlockComment ? 1 : 0);
+    const printNewLines = isBlockComment && !skipNewLines && !this._noLineTerminator;
+    if (printNewLines && this._buf.hasContent()) this.newline(1);
     if (!this.endsWith("[") && !this.endsWith("{")) this.space();
     let val = !isBlockComment && !this._noLineTerminator ? `//${comment.value}\n` : `/*${comment.value}*/`;
 
     if (isBlockComment && this.format.indent.adjustMultilineComment) {
-      const offset = comment.loc && comment.loc.start.column;
+      var _comment$loc;
+
+      const offset = (_comment$loc = comment.loc) == null ? void 0 : _comment$loc.start.column;
 
       if (offset) {
         const newlineRegex = new RegExp("\\n\\s{1," + offset + "}", "g");
         val = val.replace(newlineRegex, "\n");
       }
 
-      const indentSize = Math.max(this._getIndent().length, this._buf.getCurrentColumn());
-      val = val.replace(/\n(?!$)/g, `\n${(0, _repeat().default)(" ", indentSize)}`);
+      const indentSize = Math.max(this._getIndent().length, this.format.retainLines ? 0 : this._buf.getCurrentColumn());
+      val = val.replace(/\n(?!$)/g, `\n${" ".repeat(indentSize)}`);
     }
 
     if (this.endsWith("/")) this._space();
     this.withSource("start", comment.loc, () => {
       this._append(val);
     });
-    this.newline(isBlockComment && !this._noLineTerminator ? 1 : 0);
+    if (printNewLines) this.newline(1);
   }
 
-  _printComments(comments) {
-    if (!comments || !comments.length) return;
+  _printComments(comments, inlinePureAnnotation) {
+    if (!(comments == null ? void 0 : comments.length)) return;
 
-    for (const comment of comments) {
-      this._printComment(comment);
+    if (inlinePureAnnotation && comments.length === 1 && PURE_ANNOTATION_RE.test(comments[0].value)) {
+      this._printComment(comments[0], this._buf.hasContent() && !this.endsWith("\n"));
+    } else {
+      for (const comment of comments) {
+        this._printComment(comment);
+      }
+    }
+  }
+
+  printAssertions(node) {
+    var _node$assertions;
+
+    if ((_node$assertions = node.assertions) == null ? void 0 : _node$assertions.length) {
+      this.space();
+      this.word("assert");
+      this.space();
+      this.token("{");
+      this.space();
+      this.printList(node.assertions, node);
+      this.space();
+      this.token("}");
     }
   }
 

tools/node_modules/@babel/core/node_modules/@babel/generator/lib/source-map.js

@@ -5,15 +5,7 @@ Object.defineProperty(exports, "__esModule", {
 });
 exports.default = void 0;
 
-function _sourceMap() {
-  const data = _interopRequireDefault(require("source-map"));
-
-  _sourceMap = function () {
-    return data;
-  };
-
-  return data;
-}
+var _sourceMap = _interopRequireDefault(require("source-map"));
 
 function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
 
@@ -27,20 +19,20 @@ class SourceMap {
 
   get() {
     if (!this._cachedMap) {
-      const map = this._cachedMap = new (_sourceMap().default.SourceMapGenerator)({
+      const map = this._cachedMap = new _sourceMap.default.SourceMapGenerator({
         sourceRoot: this._opts.sourceRoot
       });
       const code = this._code;
 
       if (typeof code === "string") {
-        map.setSourceContent(this._opts.sourceFileName, code);
+        map.setSourceContent(this._opts.sourceFileName.replace(/\\/g, "/"), code);
       } else if (typeof code === "object") {
         Object.keys(code).forEach(sourceFileName => {
-          map.setSourceContent(sourceFileName, code[sourceFileName]);
+          map.setSourceContent(sourceFileName.replace(/\\/g, "/"), code[sourceFileName]);
         });
       }
 
-      this._rawMappings.forEach(map.addMapping, map);
+      this._rawMappings.forEach(mapping => map.addMapping(mapping), map);
     }
 
     return this._cachedMap.toJSON();
@@ -68,7 +60,7 @@ class SourceMap {
         line: generatedLine,
         column: generatedColumn
       },
-      source: line == null ? undefined : filename || this._opts.sourceFileName,
+      source: line == null ? undefined : (filename || this._opts.sourceFileName).replace(/\\/g, "/"),
       original: line == null ? undefined : {
         line: line,
         column: column

tools/node_modules/@babel/core/node_modules/@babel/generator/package.json

@@ -0,0 +1,29 @@
+{
+  "name": "@babel/generator",
+  "version": "7.12.5",
+  "description": "Turns an AST into code.",
+  "author": "Sebastian McKenzie <sebmck@gmail.com>",
+  "homepage": "https://babeljs.io/",
+  "license": "MIT",
+  "publishConfig": {
+    "access": "public"
+  },
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/babel/babel.git",
+    "directory": "packages/babel-generator"
+  },
+  "main": "lib/index.js",
+  "files": [
+    "lib"
+  ],
+  "dependencies": {
+    "@babel/types": "^7.12.5",
+    "jsesc": "^2.5.1",
+    "source-map": "^0.5.0"
+  },
+  "devDependencies": {
+    "@babel/helper-fixtures": "7.10.5",
+    "@babel/parser": "7.12.5"
+  }
+}

tools/node_modules/@babel/core/node_modules/@babel/helper-function-name/lib/index.js

@@ -5,41 +5,19 @@ Object.defineProperty(exports, "__esModule", {
 });
 exports.default = _default;
 
-function _helperGetFunctionArity() {
-  const data = _interopRequireDefault(require("@babel/helper-get-function-arity"));
+var _helperGetFunctionArity = _interopRequireDefault(require("@babel/helper-get-function-arity"));
 
-  _helperGetFunctionArity = function () {
-    return data;
-  };
+var _template = _interopRequireDefault(require("@babel/template"));
 
-  return data;
-}
+var t = _interopRequireWildcard(require("@babel/types"));
 
-function _template() {
-  const data = _interopRequireDefault(require("@babel/template"));
+function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
 
-  _template = function () {
-    return data;
-  };
-
-  return data;
-}
-
-function t() {
-  const data = _interopRequireWildcard(require("@babel/types"));
-
-  t = function () {
-    return data;
-  };
-
-  return data;
-}
-
-function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; return newObj; } }
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
 
 function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
 
-const buildPropertyMethodAssignmentWrapper = (0, _template().default)(`
+const buildPropertyMethodAssignmentWrapper = (0, _template.default)(`
   (function (FUNCTION_KEY) {
     function FUNCTION_ID() {
       return FUNCTION_KEY.apply(this, arguments);
@@ -52,7 +30,7 @@ const buildPropertyMethodAssignmentWrapper = (0, _template().default)(`
     return FUNCTION_ID;
   })(FUNCTION)
 `);
-const buildGeneratorPropertyMethodAssignmentWrapper = (0, _template().default)(`
+const buildGeneratorPropertyMethodAssignmentWrapper = (0, _template.default)(`
   (function (FUNCTION_KEY) {
     function* FUNCTION_ID() {
       return yield* FUNCTION_KEY.apply(this, arguments);
@@ -77,15 +55,15 @@ const visitor = {
 };
 
 function getNameFromLiteralId(id) {
-  if (t().isNullLiteral(id)) {
+  if (t.isNullLiteral(id)) {
     return "null";
   }
 
-  if (t().isRegExpLiteral(id)) {
+  if (t.isRegExpLiteral(id)) {
     return `_${id.pattern}_${id.flags}`;
   }
 
-  if (t().isTemplateLiteral(id)) {
+  if (t.isTemplateLiteral(id)) {
     return id.quasis.map(quasi => quasi.value.raw).join("");
   }
 
@@ -101,7 +79,7 @@ function wrap(state, method, id, scope) {
     if (scope.hasBinding(id.name) && !scope.hasGlobal(id.name)) {
       scope.rename(id.name);
     } else {
-      if (!t().isFunction(method)) return;
+      if (!t.isFunction(method)) return;
       let build = buildPropertyMethodAssignmentWrapper;
 
       if (method.generator) {
@@ -115,7 +93,7 @@ function wrap(state, method, id, scope) {
       }).expression;
       const params = template.callee.body.body[0].params;
 
-      for (let i = 0, len = (0, _helperGetFunctionArity().default)(method); i < len; i++) {
+      for (let i = 0, len = (0, _helperGetFunctionArity.default)(method); i < len; i++) {
         params.push(scope.generateUidIdentifier("x"));
       }
 
@@ -156,23 +134,25 @@ function _default({
 }, localBinding = false) {
   if (node.id) return;
 
-  if ((t().isObjectProperty(parent) || t().isObjectMethod(parent, {
+  if ((t.isObjectProperty(parent) || t.isObjectMethod(parent, {
     kind: "method"
-  })) && (!parent.computed || t().isLiteral(parent.key))) {
+  })) && (!parent.computed || t.isLiteral(parent.key))) {
     id = parent.key;
-  } else if (t().isVariableDeclarator(parent)) {
+  } else if (t.isVariableDeclarator(parent)) {
     id = parent.id;
 
-    if (t().isIdentifier(id) && !localBinding) {
+    if (t.isIdentifier(id) && !localBinding) {
       const binding = scope.parent.getBinding(id.name);
 
       if (binding && binding.constant && scope.getBinding(id.name) === binding) {
-        node.id = t().cloneNode(id);
-        node.id[t().NOT_LOCAL_BINDING] = true;
+        node.id = t.cloneNode(id);
+        node.id[t.NOT_LOCAL_BINDING] = true;
         return;
       }
     }
-  } else if (t().isAssignmentExpression(parent)) {
+  } else if (t.isAssignmentExpression(parent, {
+    operator: "="
+  })) {
     id = parent.left;
   } else if (!id) {
     return;
@@ -180,9 +160,9 @@ function _default({
 
   let name;
 
-  if (id && t().isLiteral(id)) {
+  if (id && t.isLiteral(id)) {
     name = getNameFromLiteralId(id);
-  } else if (id && t().isIdentifier(id)) {
+  } else if (id && t.isIdentifier(id)) {
     name = id.name;
   }
 
@@ -190,9 +170,9 @@ function _default({
     return;
   }
 
-  name = t().toBindingIdentifierName(name);
-  id = t().identifier(name);
-  id[t().NOT_LOCAL_BINDING] = true;
+  name = t.toBindingIdentifierName(name);
+  id = t.identifier(name);
+  id[t.NOT_LOCAL_BINDING] = true;
   const state = visit(node, name, scope);
   return wrap(state, node, id, scope) || node;
 }

tools/node_modules/@babel/core/node_modules/@babel/helper-function-name/package.json

@@ -0,0 +1,21 @@
+{
+  "name": "@babel/helper-function-name",
+  "version": "7.10.4",
+  "description": "Helper function to change the property 'name' of every function",
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/babel/babel.git",
+    "directory": "packages/babel-helper-function-name"
+  },
+  "license": "MIT",
+  "publishConfig": {
+    "access": "public"
+  },
+  "main": "lib/index.js",
+  "dependencies": {
+    "@babel/helper-get-function-arity": "^7.10.4",
+    "@babel/template": "^7.10.4",
+    "@babel/types": "^7.10.4"
+  },
+  "gitHead": "7fd40d86a0d03ff0e9c3ea16b29689945433d4df"
+}

tools/node_modules/@babel/core/node_modules/@babel/helper-get-function-arity/lib/index.js

@@ -0,0 +1,26 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = _default;
+
+var t = _interopRequireWildcard(require("@babel/types"));
+
+function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
+
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
+
+function _default(node) {
+  const params = node.params;
+
+  for (let i = 0; i < params.length; i++) {
+    const param = params[i];
+
+    if (t.isAssignmentPattern(param) || t.isRestElement(param)) {
+      return i;
+    }
+  }
+
+  return params.length;
+}

tools/node_modules/@babel/core/node_modules/@babel/helper-get-function-arity/package.json

@@ -0,0 +1,19 @@
+{
+  "name": "@babel/helper-get-function-arity",
+  "version": "7.10.4",
+  "description": "Helper function to get function arity",
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/babel/babel.git",
+    "directory": "packages/babel-helper-get-function-arity"
+  },
+  "license": "MIT",
+  "publishConfig": {
+    "access": "public"
+  },
+  "main": "lib/index.js",
+  "dependencies": {
+    "@babel/types": "^7.10.4"
+  },
+  "gitHead": "7fd40d86a0d03ff0e9c3ea16b29689945433d4df"
+}

tools/node_modules/@babel/core/node_modules/@babel/helper-member-expression-to-functions/README.md

@@ -0,0 +1,19 @@
+# @babel/helper-member-expression-to-functions
+
+> Helper function to replace certain member expressions with function calls
+
+See our website [@babel/helper-member-expression-to-functions](https://babeljs.io/docs/en/babel-helper-member-expression-to-functions) for more information.
+
+## Install
+
+Using npm:
+
+```sh
+npm install --save-dev @babel/helper-member-expression-to-functions
+```
+
+or using yarn:
+
+```sh
+yarn add @babel/helper-member-expression-to-functions --dev
+```

tools/node_modules/@babel/core/node_modules/@babel/helper-member-expression-to-functions/lib/index.js

@@ -0,0 +1,386 @@
+'use strict';
+
+Object.defineProperty(exports, '__esModule', { value: true });
+
+var t = require('@babel/types');
+
+function willPathCastToBoolean(path) {
+  const maybeWrapped = path;
+  const {
+    node,
+    parentPath
+  } = maybeWrapped;
+
+  if (parentPath.isLogicalExpression()) {
+    const {
+      operator,
+      right
+    } = parentPath.node;
+
+    if (operator === "&&" || operator === "||" || operator === "??" && node === right) {
+      return willPathCastToBoolean(parentPath);
+    }
+  }
+
+  if (parentPath.isSequenceExpression()) {
+    const {
+      expressions
+    } = parentPath.node;
+
+    if (expressions[expressions.length - 1] === node) {
+      return willPathCastToBoolean(parentPath);
+    } else {
+      return true;
+    }
+  }
+
+  return parentPath.isConditional({
+    test: node
+  }) || parentPath.isUnaryExpression({
+    operator: "!"
+  }) || parentPath.isLoop({
+    test: node
+  });
+}
+
+class AssignmentMemoiser {
+  constructor() {
+    this._map = new WeakMap();
+  }
+
+  has(key) {
+    return this._map.has(key);
+  }
+
+  get(key) {
+    if (!this.has(key)) return;
+
+    const record = this._map.get(key);
+
+    const {
+      value
+    } = record;
+    record.count--;
+
+    if (record.count === 0) {
+      return t.assignmentExpression("=", value, key);
+    }
+
+    return value;
+  }
+
+  set(key, value, count) {
+    return this._map.set(key, {
+      count,
+      value
+    });
+  }
+
+}
+
+function toNonOptional(path, base) {
+  const {
+    node
+  } = path;
+
+  if (path.isOptionalMemberExpression()) {
+    return t.memberExpression(base, node.property, node.computed);
+  }
+
+  if (path.isOptionalCallExpression()) {
+    const callee = path.get("callee");
+
+    if (path.node.optional && callee.isOptionalMemberExpression()) {
+      const {
+        object
+      } = callee.node;
+      const context = path.scope.maybeGenerateMemoised(object) || object;
+      callee.get("object").replaceWith(t.assignmentExpression("=", context, object));
+      return t.callExpression(t.memberExpression(base, t.identifier("call")), [context, ...node.arguments]);
+    }
+
+    return t.callExpression(base, node.arguments);
+  }
+
+  return path.node;
+}
+
+function isInDetachedTree(path) {
+  while (path) {
+    if (path.isProgram()) break;
+    const {
+      parentPath,
+      container,
+      listKey
+    } = path;
+    const parentNode = parentPath.node;
+
+    if (listKey) {
+      if (container !== parentNode[listKey]) return true;
+    } else {
+      if (container !== parentNode) return true;
+    }
+
+    path = parentPath;
+  }
+
+  return false;
+}
+
+const handle = {
+  memoise() {},
+
+  handle(member) {
+    const {
+      node,
+      parent,
+      parentPath,
+      scope
+    } = member;
+
+    if (member.isOptionalMemberExpression()) {
+      if (isInDetachedTree(member)) return;
+      const endPath = member.find(({
+        node,
+        parent,
+        parentPath
+      }) => {
+        if (parentPath.isOptionalMemberExpression()) {
+          return parent.optional || parent.object !== node;
+        }
+
+        if (parentPath.isOptionalCallExpression()) {
+          return node !== member.node && parent.optional || parent.callee !== node;
+        }
+
+        return true;
+      });
+
+      if (scope.path.isPattern()) {
+        endPath.replaceWith(t.callExpression(t.arrowFunctionExpression([], endPath.node), []));
+        return;
+      }
+
+      const willEndPathCastToBoolean = willPathCastToBoolean(endPath);
+      const rootParentPath = endPath.parentPath;
+
+      if (rootParentPath.isUpdateExpression({
+        argument: node
+      }) || rootParentPath.isAssignmentExpression({
+        left: node
+      })) {
+        throw member.buildCodeFrameError(`can't handle assignment`);
+      }
+
+      const isDeleteOperation = rootParentPath.isUnaryExpression({
+        operator: "delete"
+      });
+
+      if (isDeleteOperation && endPath.isOptionalMemberExpression() && endPath.get("property").isPrivateName()) {
+        throw member.buildCodeFrameError(`can't delete a private class element`);
+      }
+
+      let startingOptional = member;
+
+      for (;;) {
+        if (startingOptional.isOptionalMemberExpression()) {
+          if (startingOptional.node.optional) break;
+          startingOptional = startingOptional.get("object");
+          continue;
+        } else if (startingOptional.isOptionalCallExpression()) {
+          if (startingOptional.node.optional) break;
+          startingOptional = startingOptional.get("callee");
+          continue;
+        }
+
+        throw new Error(`Internal error: unexpected ${startingOptional.node.type}`);
+      }
+
+      const startingProp = startingOptional.isOptionalMemberExpression() ? "object" : "callee";
+      const startingNode = startingOptional.node[startingProp];
+      const baseNeedsMemoised = scope.maybeGenerateMemoised(startingNode);
+      const baseRef = baseNeedsMemoised != null ? baseNeedsMemoised : startingNode;
+      const parentIsOptionalCall = parentPath.isOptionalCallExpression({
+        callee: node
+      });
+      const parentIsCall = parentPath.isCallExpression({
+        callee: node
+      });
+      startingOptional.replaceWith(toNonOptional(startingOptional, baseRef));
+
+      if (parentIsOptionalCall) {
+        if (parent.optional) {
+          parentPath.replaceWith(this.optionalCall(member, parent.arguments));
+        } else {
+          parentPath.replaceWith(this.call(member, parent.arguments));
+        }
+      } else if (parentIsCall) {
+        member.replaceWith(this.boundGet(member));
+      } else {
+        member.replaceWith(this.get(member));
+      }
+
+      let regular = member.node;
+
+      for (let current = member; current !== endPath;) {
+        const {
+          parentPath
+        } = current;
+
+        if (parentPath === endPath && parentIsOptionalCall && parent.optional) {
+          regular = parentPath.node;
+          break;
+        }
+
+        regular = toNonOptional(parentPath, regular);
+        current = parentPath;
+      }
+
+      let context;
+      const endParentPath = endPath.parentPath;
+
+      if (t.isMemberExpression(regular) && endParentPath.isOptionalCallExpression({
+        callee: endPath.node,
+        optional: true
+      })) {
+        const {
+          object
+        } = regular;
+        context = member.scope.maybeGenerateMemoised(object);
+
+        if (context) {
+          regular.object = t.assignmentExpression("=", context, object);
+        }
+      }
+
+      let replacementPath = endPath;
+
+      if (isDeleteOperation) {
+        replacementPath = endParentPath;
+        regular = endParentPath.node;
+      }
+
+      if (willEndPathCastToBoolean) {
+        const nonNullishCheck = t.logicalExpression("&&", t.binaryExpression("!==", baseNeedsMemoised ? t.assignmentExpression("=", t.cloneNode(baseRef), t.cloneNode(startingNode)) : t.cloneNode(baseRef), t.nullLiteral()), t.binaryExpression("!==", t.cloneNode(baseRef), scope.buildUndefinedNode()));
+        replacementPath.replaceWith(t.logicalExpression("&&", nonNullishCheck, regular));
+      } else {
+        const nullishCheck = t.logicalExpression("||", t.binaryExpression("===", baseNeedsMemoised ? t.assignmentExpression("=", t.cloneNode(baseRef), t.cloneNode(startingNode)) : t.cloneNode(baseRef), t.nullLiteral()), t.binaryExpression("===", t.cloneNode(baseRef), scope.buildUndefinedNode()));
+        replacementPath.replaceWith(t.conditionalExpression(nullishCheck, isDeleteOperation ? t.booleanLiteral(true) : scope.buildUndefinedNode(), regular));
+      }
+
+      if (context) {
+        const endParent = endParentPath.node;
+        endParentPath.replaceWith(t.optionalCallExpression(t.optionalMemberExpression(endParent.callee, t.identifier("call"), false, true), [t.cloneNode(context), ...endParent.arguments], false));
+      }
+
+      return;
+    }
+
+    if (parentPath.isUpdateExpression({
+      argument: node
+    })) {
+      if (this.simpleSet) {
+        member.replaceWith(this.simpleSet(member));
+        return;
+      }
+
+      const {
+        operator,
+        prefix
+      } = parent;
+      this.memoise(member, 2);
+      const value = t.binaryExpression(operator[0], t.unaryExpression("+", this.get(member)), t.numericLiteral(1));
+
+      if (prefix) {
+        parentPath.replaceWith(this.set(member, value));
+      } else {
+        const {
+          scope
+        } = member;
+        const ref = scope.generateUidIdentifierBasedOnNode(node);
+        scope.push({
+          id: ref
+        });
+        value.left = t.assignmentExpression("=", t.cloneNode(ref), value.left);
+        parentPath.replaceWith(t.sequenceExpression([this.set(member, value), t.cloneNode(ref)]));
+      }
+
+      return;
+    }
+
+    if (parentPath.isAssignmentExpression({
+      left: node
+    })) {
+      if (this.simpleSet) {
+        member.replaceWith(this.simpleSet(member));
+        return;
+      }
+
+      const {
+        operator,
+        right: value
+      } = parent;
+
+      if (operator === "=") {
+        parentPath.replaceWith(this.set(member, value));
+      } else {
+        const operatorTrunc = operator.slice(0, -1);
+
+        if (t.LOGICAL_OPERATORS.includes(operatorTrunc)) {
+          this.memoise(member, 1);
+          parentPath.replaceWith(t.logicalExpression(operatorTrunc, this.get(member), this.set(member, value)));
+        } else {
+          this.memoise(member, 2);
+          parentPath.replaceWith(this.set(member, t.binaryExpression(operatorTrunc, this.get(member), value)));
+        }
+      }
+
+      return;
+    }
+
+    if (parentPath.isCallExpression({
+      callee: node
+    })) {
+      parentPath.replaceWith(this.call(member, parent.arguments));
+      return;
+    }
+
+    if (parentPath.isOptionalCallExpression({
+      callee: node
+    })) {
+      if (scope.path.isPattern()) {
+        parentPath.replaceWith(t.callExpression(t.arrowFunctionExpression([], parentPath.node), []));
+        return;
+      }
+
+      parentPath.replaceWith(this.optionalCall(member, parent.arguments));
+      return;
+    }
+
+    if (parentPath.isForXStatement({
+      left: node
+    }) || parentPath.isObjectProperty({
+      value: node
+    }) && parentPath.parentPath.isObjectPattern() || parentPath.isAssignmentPattern({
+      left: node
+    }) && parentPath.parentPath.isObjectProperty({
+      value: parent
+    }) && parentPath.parentPath.parentPath.isObjectPattern() || parentPath.isArrayPattern() || parentPath.isAssignmentPattern({
+      left: node
+    }) && parentPath.parentPath.isArrayPattern() || parentPath.isRestElement()) {
+      member.replaceWith(this.destructureSet(member));
+      return;
+    }
+
+    member.replaceWith(this.get(member));
+  }
+
+};
+function memberExpressionToFunctions(path, visitor, state) {
+  path.traverse(visitor, Object.assign({}, handle, state, {
+    memoiser: new AssignmentMemoiser()
+  }));
+}
+
+exports.default = memberExpressionToFunctions;
+//# sourceMappingURL=index.js.map

tools/node_modules/@babel/core/node_modules/@babel/helper-member-expression-to-functions/package.json

@@ -0,0 +1,19 @@
+{
+  "name": "@babel/helper-member-expression-to-functions",
+  "version": "7.12.7",
+  "description": "Helper function to replace certain member expressions with function calls",
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/babel/babel.git",
+    "directory": "packages/babel-helper-member-expression-to-functions"
+  },
+  "license": "MIT",
+  "publishConfig": {
+    "access": "public"
+  },
+  "main": "lib/index.js",
+  "author": "Justin Ridgewell <justin@ridgewell.name>",
+  "dependencies": {
+    "@babel/types": "^7.12.7"
+  }
+}

tools/node_modules/@babel/core/node_modules/@babel/helper-module-imports/README.md

@@ -0,0 +1,19 @@
+# @babel/helper-module-imports
+
+> Babel helper functions for inserting module loads
+
+See our website [@babel/helper-module-imports](https://babeljs.io/docs/en/babel-helper-module-imports) for more information.
+
+## Install
+
+Using npm:
+
+```sh
+npm install --save-dev @babel/helper-module-imports
+```
+
+or using yarn:
+
+```sh
+yarn add @babel/helper-module-imports --dev
+```

tools/node_modules/@babel/core/node_modules/@babel/helper-module-imports/lib/import-builder.js

@@ -0,0 +1,139 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = void 0;
+
+var _assert = _interopRequireDefault(require("assert"));
+
+var t = _interopRequireWildcard(require("@babel/types"));
+
+function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
+
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+class ImportBuilder {
+  constructor(importedSource, scope, hub) {
+    this._statements = [];
+    this._resultName = null;
+    this._scope = null;
+    this._hub = null;
+    this._scope = scope;
+    this._hub = hub;
+    this._importedSource = importedSource;
+  }
+
+  done() {
+    return {
+      statements: this._statements,
+      resultName: this._resultName
+    };
+  }
+
+  import() {
+    this._statements.push(t.importDeclaration([], t.stringLiteral(this._importedSource)));
+
+    return this;
+  }
+
+  require() {
+    this._statements.push(t.expressionStatement(t.callExpression(t.identifier("require"), [t.stringLiteral(this._importedSource)])));
+
+    return this;
+  }
+
+  namespace(name = "namespace") {
+    name = this._scope.generateUidIdentifier(name);
+    const statement = this._statements[this._statements.length - 1];
+    (0, _assert.default)(statement.type === "ImportDeclaration");
+    (0, _assert.default)(statement.specifiers.length === 0);
+    statement.specifiers = [t.importNamespaceSpecifier(name)];
+    this._resultName = t.cloneNode(name);
+    return this;
+  }
+
+  default(name) {
+    name = this._scope.generateUidIdentifier(name);
+    const statement = this._statements[this._statements.length - 1];
+    (0, _assert.default)(statement.type === "ImportDeclaration");
+    (0, _assert.default)(statement.specifiers.length === 0);
+    statement.specifiers = [t.importDefaultSpecifier(name)];
+    this._resultName = t.cloneNode(name);
+    return this;
+  }
+
+  named(name, importName) {
+    if (importName === "default") return this.default(name);
+    name = this._scope.generateUidIdentifier(name);
+    const statement = this._statements[this._statements.length - 1];
+    (0, _assert.default)(statement.type === "ImportDeclaration");
+    (0, _assert.default)(statement.specifiers.length === 0);
+    statement.specifiers = [t.importSpecifier(name, t.identifier(importName))];
+    this._resultName = t.cloneNode(name);
+    return this;
+  }
+
+  var(name) {
+    name = this._scope.generateUidIdentifier(name);
+    let statement = this._statements[this._statements.length - 1];
+
+    if (statement.type !== "ExpressionStatement") {
+      (0, _assert.default)(this._resultName);
+      statement = t.expressionStatement(this._resultName);
+
+      this._statements.push(statement);
+    }
+
+    this._statements[this._statements.length - 1] = t.variableDeclaration("var", [t.variableDeclarator(name, statement.expression)]);
+    this._resultName = t.cloneNode(name);
+    return this;
+  }
+
+  defaultInterop() {
+    return this._interop(this._hub.addHelper("interopRequireDefault"));
+  }
+
+  wildcardInterop() {
+    return this._interop(this._hub.addHelper("interopRequireWildcard"));
+  }
+
+  _interop(callee) {
+    const statement = this._statements[this._statements.length - 1];
+
+    if (statement.type === "ExpressionStatement") {
+      statement.expression = t.callExpression(callee, [statement.expression]);
+    } else if (statement.type === "VariableDeclaration") {
+      (0, _assert.default)(statement.declarations.length === 1);
+      statement.declarations[0].init = t.callExpression(callee, [statement.declarations[0].init]);
+    } else {
+      _assert.default.fail("Unexpected type.");
+    }
+
+    return this;
+  }
+
+  prop(name) {
+    const statement = this._statements[this._statements.length - 1];
+
+    if (statement.type === "ExpressionStatement") {
+      statement.expression = t.memberExpression(statement.expression, t.identifier(name));
+    } else if (statement.type === "VariableDeclaration") {
+      (0, _assert.default)(statement.declarations.length === 1);
+      statement.declarations[0].init = t.memberExpression(statement.declarations[0].init, t.identifier(name));
+    } else {
+      _assert.default.fail("Unexpected type:" + statement.type);
+    }
+
+    return this;
+  }
+
+  read(name) {
+    this._resultName = t.memberExpression(this._resultName, t.identifier(name));
+  }
+
+}
+
+exports.default = ImportBuilder;

tools/node_modules/@babel/core/node_modules/@babel/helper-module-imports/lib/import-injector.js

@@ -0,0 +1,271 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = void 0;
+
+var _assert = _interopRequireDefault(require("assert"));
+
+var t = _interopRequireWildcard(require("@babel/types"));
+
+var _importBuilder = _interopRequireDefault(require("./import-builder"));
+
+var _isModule = _interopRequireDefault(require("./is-module"));
+
+function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
+
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+class ImportInjector {
+  constructor(path, importedSource, opts) {
+    this._defaultOpts = {
+      importedSource: null,
+      importedType: "commonjs",
+      importedInterop: "babel",
+      importingInterop: "babel",
+      ensureLiveReference: false,
+      ensureNoContext: false
+    };
+    const programPath = path.find(p => p.isProgram());
+    this._programPath = programPath;
+    this._programScope = programPath.scope;
+    this._hub = programPath.hub;
+    this._defaultOpts = this._applyDefaults(importedSource, opts, true);
+  }
+
+  addDefault(importedSourceIn, opts) {
+    return this.addNamed("default", importedSourceIn, opts);
+  }
+
+  addNamed(importName, importedSourceIn, opts) {
+    (0, _assert.default)(typeof importName === "string");
+    return this._generateImport(this._applyDefaults(importedSourceIn, opts), importName);
+  }
+
+  addNamespace(importedSourceIn, opts) {
+    return this._generateImport(this._applyDefaults(importedSourceIn, opts), null);
+  }
+
+  addSideEffect(importedSourceIn, opts) {
+    return this._generateImport(this._applyDefaults(importedSourceIn, opts), false);
+  }
+
+  _applyDefaults(importedSource, opts, isInit = false) {
+    const optsList = [];
+
+    if (typeof importedSource === "string") {
+      optsList.push({
+        importedSource
+      });
+      optsList.push(opts);
+    } else {
+      (0, _assert.default)(!opts, "Unexpected secondary arguments.");
+      optsList.push(importedSource);
+    }
+
+    const newOpts = Object.assign({}, this._defaultOpts);
+
+    for (const opts of optsList) {
+      if (!opts) continue;
+      Object.keys(newOpts).forEach(key => {
+        if (opts[key] !== undefined) newOpts[key] = opts[key];
+      });
+
+      if (!isInit) {
+        if (opts.nameHint !== undefined) newOpts.nameHint = opts.nameHint;
+        if (opts.blockHoist !== undefined) newOpts.blockHoist = opts.blockHoist;
+      }
+    }
+
+    return newOpts;
+  }
+
+  _generateImport(opts, importName) {
+    const isDefault = importName === "default";
+    const isNamed = !!importName && !isDefault;
+    const isNamespace = importName === null;
+    const {
+      importedSource,
+      importedType,
+      importedInterop,
+      importingInterop,
+      ensureLiveReference,
+      ensureNoContext,
+      nameHint,
+      blockHoist
+    } = opts;
+    let name = nameHint || importName;
+    const isMod = (0, _isModule.default)(this._programPath);
+    const isModuleForNode = isMod && importingInterop === "node";
+    const isModuleForBabel = isMod && importingInterop === "babel";
+    const builder = new _importBuilder.default(importedSource, this._programScope, this._hub);
+
+    if (importedType === "es6") {
+      if (!isModuleForNode && !isModuleForBabel) {
+        throw new Error("Cannot import an ES6 module from CommonJS");
+      }
+
+      builder.import();
+
+      if (isNamespace) {
+        builder.namespace(nameHint || importedSource);
+      } else if (isDefault || isNamed) {
+        builder.named(name, importName);
+      }
+    } else if (importedType !== "commonjs") {
+      throw new Error(`Unexpected interopType "${importedType}"`);
+    } else if (importedInterop === "babel") {
+      if (isModuleForNode) {
+        name = name !== "default" ? name : importedSource;
+        const es6Default = `${importedSource}$es6Default`;
+        builder.import();
+
+        if (isNamespace) {
+          builder.default(es6Default).var(name || importedSource).wildcardInterop();
+        } else if (isDefault) {
+          if (ensureLiveReference) {
+            builder.default(es6Default).var(name || importedSource).defaultInterop().read("default");
+          } else {
+            builder.default(es6Default).var(name).defaultInterop().prop(importName);
+          }
+        } else if (isNamed) {
+          builder.default(es6Default).read(importName);
+        }
+      } else if (isModuleForBabel) {
+        builder.import();
+
+        if (isNamespace) {
+          builder.namespace(name || importedSource);
+        } else if (isDefault || isNamed) {
+          builder.named(name, importName);
+        }
+      } else {
+        builder.require();
+
+        if (isNamespace) {
+          builder.var(name || importedSource).wildcardInterop();
+        } else if ((isDefault || isNamed) && ensureLiveReference) {
+          if (isDefault) {
+            name = name !== "default" ? name : importedSource;
+            builder.var(name).read(importName);
+            builder.defaultInterop();
+          } else {
+            builder.var(importedSource).read(importName);
+          }
+        } else if (isDefault) {
+          builder.var(name).defaultInterop().prop(importName);
+        } else if (isNamed) {
+          builder.var(name).prop(importName);
+        }
+      }
+    } else if (importedInterop === "compiled") {
+      if (isModuleForNode) {
+        builder.import();
+
+        if (isNamespace) {
+          builder.default(name || importedSource);
+        } else if (isDefault || isNamed) {
+          builder.default(importedSource).read(name);
+        }
+      } else if (isModuleForBabel) {
+        builder.import();
+
+        if (isNamespace) {
+          builder.namespace(name || importedSource);
+        } else if (isDefault || isNamed) {
+          builder.named(name, importName);
+        }
+      } else {
+        builder.require();
+
+        if (isNamespace) {
+          builder.var(name || importedSource);
+        } else if (isDefault || isNamed) {
+          if (ensureLiveReference) {
+            builder.var(importedSource).read(name);
+          } else {
+            builder.prop(importName).var(name);
+          }
+        }
+      }
+    } else if (importedInterop === "uncompiled") {
+      if (isDefault && ensureLiveReference) {
+        throw new Error("No live reference for commonjs default");
+      }
+
+      if (isModuleForNode) {
+        builder.import();
+
+        if (isNamespace) {
+          builder.default(name || importedSource);
+        } else if (isDefault) {
+          builder.default(name);
+        } else if (isNamed) {
+          builder.default(importedSource).read(name);
+        }
+      } else if (isModuleForBabel) {
+        builder.import();
+
+        if (isNamespace) {
+          builder.default(name || importedSource);
+        } else if (isDefault) {
+          builder.default(name);
+        } else if (isNamed) {
+          builder.named(name, importName);
+        }
+      } else {
+        builder.require();
+
+        if (isNamespace) {
+          builder.var(name || importedSource);
+        } else if (isDefault) {
+          builder.var(name);
+        } else if (isNamed) {
+          if (ensureLiveReference) {
+            builder.var(importedSource).read(name);
+          } else {
+            builder.var(name).prop(importName);
+          }
+        }
+      }
+    } else {
+      throw new Error(`Unknown importedInterop "${importedInterop}".`);
+    }
+
+    const {
+      statements,
+      resultName
+    } = builder.done();
+
+    this._insertStatements(statements, blockHoist);
+
+    if ((isDefault || isNamed) && ensureNoContext && resultName.type !== "Identifier") {
+      return t.sequenceExpression([t.numericLiteral(0), resultName]);
+    }
+
+    return resultName;
+  }
+
+  _insertStatements(statements, blockHoist = 3) {
+    statements.forEach(node => {
+      node._blockHoist = blockHoist;
+    });
+
+    const targetPath = this._programPath.get("body").find(p => {
+      const val = p.node._blockHoist;
+      return Number.isFinite(val) && val < 4;
+    });
+
+    if (targetPath) {
+      targetPath.insertBefore(statements);
+    } else {
+      this._programPath.unshiftContainer("body", statements);
+    }
+  }
+
+}
+
+exports.default = ImportInjector;

tools/node_modules/@babel/core/node_modules/@babel/helper-module-imports/lib/index.js

@@ -0,0 +1,43 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.addDefault = addDefault;
+exports.addNamed = addNamed;
+exports.addNamespace = addNamespace;
+exports.addSideEffect = addSideEffect;
+Object.defineProperty(exports, "ImportInjector", {
+  enumerable: true,
+  get: function () {
+    return _importInjector.default;
+  }
+});
+Object.defineProperty(exports, "isModule", {
+  enumerable: true,
+  get: function () {
+    return _isModule.default;
+  }
+});
+
+var _importInjector = _interopRequireDefault(require("./import-injector"));
+
+var _isModule = _interopRequireDefault(require("./is-module"));
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function addDefault(path, importedSource, opts) {
+  return new _importInjector.default(path).addDefault(importedSource, opts);
+}
+
+function addNamed(path, name, importedSource, opts) {
+  return new _importInjector.default(path).addNamed(name, importedSource, opts);
+}
+
+function addNamespace(path, importedSource, opts) {
+  return new _importInjector.default(path).addNamespace(importedSource, opts);
+}
+
+function addSideEffect(path, importedSource, opts) {
+  return new _importInjector.default(path).addSideEffect(importedSource, opts);
+}

tools/node_modules/@babel/core/node_modules/@babel/helper-module-imports/lib/is-module.js

@@ -0,0 +1,18 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = isModule;
+
+function isModule(path) {
+  const {
+    sourceType
+  } = path.node;
+
+  if (sourceType !== "module" && sourceType !== "script") {
+    throw path.buildCodeFrameError(`Unknown sourceType "${sourceType}", cannot transform.`);
+  }
+
+  return path.node.sourceType === "module";
+}

tools/node_modules/@babel/core/node_modules/@babel/helper-module-imports/package.json

@@ -0,0 +1,23 @@
+{
+  "name": "@babel/helper-module-imports",
+  "version": "7.12.5",
+  "description": "Babel helper functions for inserting module loads",
+  "author": "Logan Smyth <loganfsmyth@gmail.com>",
+  "homepage": "https://babeljs.io/",
+  "license": "MIT",
+  "publishConfig": {
+    "access": "public"
+  },
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/babel/babel.git",
+    "directory": "packages/babel-helper-module-imports"
+  },
+  "main": "lib/index.js",
+  "dependencies": {
+    "@babel/types": "^7.12.5"
+  },
+  "devDependencies": {
+    "@babel/core": "7.12.3"
+  }
+}

tools/node_modules/@babel/core/node_modules/@babel/helper-module-transforms/LICENSE

@@ -1,7 +1,7 @@
-Copyright (c) 2014-2016 Sebastian McKenzie <sebmck@gmail.com>
-
 MIT License
 
+Copyright (c) 2014-present Sebastian McKenzie and other contributors
+
 Permission is hereby granted, free of charge, to any person obtaining
 a copy of this software and associated documentation files (the
 "Software"), to deal in the Software without restriction, including

tools/node_modules/@babel/core/node_modules/@babel/helper-module-transforms/README.md

@@ -0,0 +1,19 @@
+# @babel/helper-module-transforms
+
+> Babel helper functions for implementing ES6 module transformations
+
+See our website [@babel/helper-module-transforms](https://babeljs.io/docs/en/next/babel-helper-module-transforms.html) for more information.
+
+## Install
+
+Using npm:
+
+```sh
+npm install --save-dev @babel/helper-module-transforms
+```
+
+or using yarn:
+
+```sh
+yarn add @babel/helper-module-transforms --dev
+```

tools/node_modules/@babel/core/node_modules/@babel/helper-module-transforms/lib/get-module-name.js

@@ -0,0 +1,42 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = getModuleName;
+
+function getModuleName(rootOpts, pluginOpts) {
+  var _pluginOpts$moduleRoo, _rootOpts$moduleIds, _rootOpts$moduleRoot;
+
+  const {
+    filename,
+    filenameRelative = filename,
+    sourceRoot = (_pluginOpts$moduleRoo = pluginOpts.moduleRoot) != null ? _pluginOpts$moduleRoo : rootOpts.moduleRoot
+  } = rootOpts;
+  const {
+    moduleId = rootOpts.moduleId,
+    moduleIds = (_rootOpts$moduleIds = rootOpts.moduleIds) != null ? _rootOpts$moduleIds : !!moduleId,
+    getModuleId = rootOpts.getModuleId,
+    moduleRoot = (_rootOpts$moduleRoot = rootOpts.moduleRoot) != null ? _rootOpts$moduleRoot : sourceRoot
+  } = pluginOpts;
+  if (!moduleIds) return null;
+
+  if (moduleId != null && !getModuleId) {
+    return moduleId;
+  }
+
+  let moduleName = moduleRoot != null ? moduleRoot + "/" : "";
+
+  if (filenameRelative) {
+    const sourceRootReplacer = sourceRoot != null ? new RegExp("^" + sourceRoot + "/?") : "";
+    moduleName += filenameRelative.replace(sourceRootReplacer, "").replace(/\.(\w*?)$/, "");
+  }
+
+  moduleName = moduleName.replace(/\\/g, "/");
+
+  if (getModuleId) {
+    return getModuleId(moduleName) || moduleName;
+  } else {
+    return moduleName;
+  }
+}

tools/node_modules/@babel/core/node_modules/@babel/helper-module-transforms/lib/index.js

@@ -0,0 +1,358 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.rewriteModuleStatementsAndPrepareHeader = rewriteModuleStatementsAndPrepareHeader;
+exports.ensureStatementsHoisted = ensureStatementsHoisted;
+exports.wrapInterop = wrapInterop;
+exports.buildNamespaceInitStatements = buildNamespaceInitStatements;
+Object.defineProperty(exports, "isModule", {
+  enumerable: true,
+  get: function () {
+    return _helperModuleImports.isModule;
+  }
+});
+Object.defineProperty(exports, "rewriteThis", {
+  enumerable: true,
+  get: function () {
+    return _rewriteThis.default;
+  }
+});
+Object.defineProperty(exports, "hasExports", {
+  enumerable: true,
+  get: function () {
+    return _normalizeAndLoadMetadata.hasExports;
+  }
+});
+Object.defineProperty(exports, "isSideEffectImport", {
+  enumerable: true,
+  get: function () {
+    return _normalizeAndLoadMetadata.isSideEffectImport;
+  }
+});
+Object.defineProperty(exports, "getModuleName", {
+  enumerable: true,
+  get: function () {
+    return _getModuleName.default;
+  }
+});
+
+var _assert = _interopRequireDefault(require("assert"));
+
+var t = _interopRequireWildcard(require("@babel/types"));
+
+var _template = _interopRequireDefault(require("@babel/template"));
+
+var _chunk = _interopRequireDefault(require("lodash/chunk"));
+
+var _helperModuleImports = require("@babel/helper-module-imports");
+
+var _rewriteThis = _interopRequireDefault(require("./rewrite-this"));
+
+var _rewriteLiveReferences = _interopRequireDefault(require("./rewrite-live-references"));
+
+var _normalizeAndLoadMetadata = _interopRequireWildcard(require("./normalize-and-load-metadata"));
+
+var _getModuleName = _interopRequireDefault(require("./get-module-name"));
+
+function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
+
+function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function rewriteModuleStatementsAndPrepareHeader(path, {
+  exportName,
+  strict,
+  allowTopLevelThis,
+  strictMode,
+  loose,
+  noInterop,
+  lazy,
+  esNamespaceOnly
+}) {
+  (0, _assert.default)((0, _helperModuleImports.isModule)(path), "Cannot process module statements in a script");
+  path.node.sourceType = "script";
+  const meta = (0, _normalizeAndLoadMetadata.default)(path, exportName, {
+    noInterop,
+    loose,
+    lazy,
+    esNamespaceOnly
+  });
+
+  if (!allowTopLevelThis) {
+    (0, _rewriteThis.default)(path);
+  }
+
+  (0, _rewriteLiveReferences.default)(path, meta);
+
+  if (strictMode !== false) {
+    const hasStrict = path.node.directives.some(directive => {
+      return directive.value.value === "use strict";
+    });
+
+    if (!hasStrict) {
+      path.unshiftContainer("directives", t.directive(t.directiveLiteral("use strict")));
+    }
+  }
+
+  const headers = [];
+
+  if ((0, _normalizeAndLoadMetadata.hasExports)(meta) && !strict) {
+    headers.push(buildESModuleHeader(meta, loose));
+  }
+
+  const nameList = buildExportNameListDeclaration(path, meta);
+
+  if (nameList) {
+    meta.exportNameListName = nameList.name;
+    headers.push(nameList.statement);
+  }
+
+  headers.push(...buildExportInitializationStatements(path, meta, loose));
+  return {
+    meta,
+    headers
+  };
+}
+
+function ensureStatementsHoisted(statements) {
+  statements.forEach(header => {
+    header._blockHoist = 3;
+  });
+}
+
+function wrapInterop(programPath, expr, type) {
+  if (type === "none") {
+    return null;
+  }
+
+  let helper;
+
+  if (type === "default") {
+    helper = "interopRequireDefault";
+  } else if (type === "namespace") {
+    helper = "interopRequireWildcard";
+  } else {
+    throw new Error(`Unknown interop: ${type}`);
+  }
+
+  return t.callExpression(programPath.hub.addHelper(helper), [expr]);
+}
+
+function buildNamespaceInitStatements(metadata, sourceMetadata, loose = false) {
+  const statements = [];
+  let srcNamespace = t.identifier(sourceMetadata.name);
+  if (sourceMetadata.lazy) srcNamespace = t.callExpression(srcNamespace, []);
+
+  for (const localName of sourceMetadata.importsNamespace) {
+    if (localName === sourceMetadata.name) continue;
+    statements.push(_template.default.statement`var NAME = SOURCE;`({
+      NAME: localName,
+      SOURCE: t.cloneNode(srcNamespace)
+    }));
+  }
+
+  if (loose) {
+    statements.push(...buildReexportsFromMeta(metadata, sourceMetadata, loose));
+  }
+
+  for (const exportName of sourceMetadata.reexportNamespace) {
+    statements.push((sourceMetadata.lazy ? _template.default.statement`
+            Object.defineProperty(EXPORTS, "NAME", {
+              enumerable: true,
+              get: function() {
+                return NAMESPACE;
+              }
+            });
+          ` : _template.default.statement`EXPORTS.NAME = NAMESPACE;`)({
+      EXPORTS: metadata.exportName,
+      NAME: exportName,
+      NAMESPACE: t.cloneNode(srcNamespace)
+    }));
+  }
+
+  if (sourceMetadata.reexportAll) {
+    const statement = buildNamespaceReexport(metadata, t.cloneNode(srcNamespace), loose);
+    statement.loc = sourceMetadata.reexportAll.loc;
+    statements.push(statement);
+  }
+
+  return statements;
+}
+
+const ReexportTemplate = {
+  loose: _template.default.statement`EXPORTS.EXPORT_NAME = NAMESPACE_IMPORT;`,
+  looseComputed: _template.default.statement`EXPORTS["EXPORT_NAME"] = NAMESPACE_IMPORT;`,
+  spec: (0, _template.default)`
+    Object.defineProperty(EXPORTS, "EXPORT_NAME", {
+      enumerable: true,
+      get: function() {
+        return NAMESPACE_IMPORT;
+      },
+    });
+    `
+};
+
+const buildReexportsFromMeta = (meta, metadata, loose) => {
+  const namespace = metadata.lazy ? t.callExpression(t.identifier(metadata.name), []) : t.identifier(metadata.name);
+  const {
+    stringSpecifiers
+  } = meta;
+  return Array.from(metadata.reexports, ([exportName, importName]) => {
+    let NAMESPACE_IMPORT;
+
+    if (stringSpecifiers.has(importName)) {
+      NAMESPACE_IMPORT = t.memberExpression(t.cloneNode(namespace), t.stringLiteral(importName), true);
+    } else {
+      NAMESPACE_IMPORT = NAMESPACE_IMPORT = t.memberExpression(t.cloneNode(namespace), t.identifier(importName));
+    }
+
+    const astNodes = {
+      EXPORTS: meta.exportName,
+      EXPORT_NAME: exportName,
+      NAMESPACE_IMPORT
+    };
+
+    if (loose) {
+      if (stringSpecifiers.has(exportName)) {
+        return ReexportTemplate.looseComputed(astNodes);
+      } else {
+        return ReexportTemplate.loose(astNodes);
+      }
+    } else {
+      return ReexportTemplate.spec(astNodes);
+    }
+  });
+};
+
+function buildESModuleHeader(metadata, enumerable = false) {
+  return (enumerable ? _template.default.statement`
+        EXPORTS.__esModule = true;
+      ` : _template.default.statement`
+        Object.defineProperty(EXPORTS, "__esModule", {
+          value: true,
+        });
+      `)({
+    EXPORTS: metadata.exportName
+  });
+}
+
+function buildNamespaceReexport(metadata, namespace, loose) {
+  return (loose ? _template.default.statement`
+        Object.keys(NAMESPACE).forEach(function(key) {
+          if (key === "default" || key === "__esModule") return;
+          VERIFY_NAME_LIST;
+          if (key in EXPORTS && EXPORTS[key] === NAMESPACE[key]) return;
+
+          EXPORTS[key] = NAMESPACE[key];
+        });
+      ` : _template.default.statement`
+        Object.keys(NAMESPACE).forEach(function(key) {
+          if (key === "default" || key === "__esModule") return;
+          VERIFY_NAME_LIST;
+          if (key in EXPORTS && EXPORTS[key] === NAMESPACE[key]) return;
+
+          Object.defineProperty(EXPORTS, key, {
+            enumerable: true,
+            get: function() {
+              return NAMESPACE[key];
+            },
+          });
+        });
+    `)({
+    NAMESPACE: namespace,
+    EXPORTS: metadata.exportName,
+    VERIFY_NAME_LIST: metadata.exportNameListName ? (0, _template.default)`
+            if (Object.prototype.hasOwnProperty.call(EXPORTS_LIST, key)) return;
+          `({
+      EXPORTS_LIST: metadata.exportNameListName
+    }) : null
+  });
+}
+
+function buildExportNameListDeclaration(programPath, metadata) {
+  const exportedVars = Object.create(null);
+
+  for (const data of metadata.local.values()) {
+    for (const name of data.names) {
+      exportedVars[name] = true;
+    }
+  }
+
+  let hasReexport = false;
+
+  for (const data of metadata.source.values()) {
+    for (const exportName of data.reexports.keys()) {
+      exportedVars[exportName] = true;
+    }
+
+    for (const exportName of data.reexportNamespace) {
+      exportedVars[exportName] = true;
+    }
+
+    hasReexport = hasReexport || data.reexportAll;
+  }
+
+  if (!hasReexport || Object.keys(exportedVars).length === 0) return null;
+  const name = programPath.scope.generateUidIdentifier("exportNames");
+  delete exportedVars.default;
+  return {
+    name: name.name,
+    statement: t.variableDeclaration("var", [t.variableDeclarator(name, t.valueToNode(exportedVars))])
+  };
+}
+
+function buildExportInitializationStatements(programPath, metadata, loose = false) {
+  const initStatements = [];
+  const exportNames = [];
+
+  for (const [localName, data] of metadata.local) {
+    if (data.kind === "import") {} else if (data.kind === "hoisted") {
+      initStatements.push(buildInitStatement(metadata, data.names, t.identifier(localName)));
+    } else {
+      exportNames.push(...data.names);
+    }
+  }
+
+  for (const data of metadata.source.values()) {
+    if (!loose) {
+      initStatements.push(...buildReexportsFromMeta(metadata, data, loose));
+    }
+
+    for (const exportName of data.reexportNamespace) {
+      exportNames.push(exportName);
+    }
+  }
+
+  initStatements.push(...(0, _chunk.default)(exportNames, 100).map(members => {
+    return buildInitStatement(metadata, members, programPath.scope.buildUndefinedNode());
+  }));
+  return initStatements;
+}
+
+const InitTemplate = {
+  computed: _template.default.expression`EXPORTS["NAME"] = VALUE`,
+  default: _template.default.expression`EXPORTS.NAME = VALUE`
+};
+
+function buildInitStatement(metadata, exportNames, initExpr) {
+  const {
+    stringSpecifiers,
+    exportName: EXPORTS
+  } = metadata;
+  return t.expressionStatement(exportNames.reduce((acc, exportName) => {
+    const params = {
+      EXPORTS,
+      NAME: exportName,
+      VALUE: acc
+    };
+
+    if (stringSpecifiers.has(exportName)) {
+      return InitTemplate.computed(params);
+    } else {
+      return InitTemplate.default(params);
+    }
+  }, initExpr));
+}

tools/node_modules/@babel/core/node_modules/@babel/helper-module-transforms/lib/normalize-and-load-metadata.js

@@ -0,0 +1,368 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.hasExports = hasExports;
+exports.isSideEffectImport = isSideEffectImport;
+exports.default = normalizeModuleAndLoadMetadata;
+
+var _path = require("path");
+
+var _helperValidatorIdentifier = require("@babel/helper-validator-identifier");
+
+var _helperSplitExportDeclaration = _interopRequireDefault(require("@babel/helper-split-export-declaration"));
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function hasExports(metadata) {
+  return metadata.hasExports;
+}
+
+function isSideEffectImport(source) {
+  return source.imports.size === 0 && source.importsNamespace.size === 0 && source.reexports.size === 0 && source.reexportNamespace.size === 0 && !source.reexportAll;
+}
+
+function normalizeModuleAndLoadMetadata(programPath, exportName, {
+  noInterop = false,
+  loose = false,
+  lazy = false,
+  esNamespaceOnly = false
+} = {}) {
+  if (!exportName) {
+    exportName = programPath.scope.generateUidIdentifier("exports").name;
+  }
+
+  const stringSpecifiers = new Set();
+  nameAnonymousExports(programPath);
+  const {
+    local,
+    source,
+    hasExports
+  } = getModuleMetadata(programPath, {
+    loose,
+    lazy
+  }, stringSpecifiers);
+  removeModuleDeclarations(programPath);
+
+  for (const [, metadata] of source) {
+    if (metadata.importsNamespace.size > 0) {
+      metadata.name = metadata.importsNamespace.values().next().value;
+    }
+
+    if (noInterop) metadata.interop = "none";else if (esNamespaceOnly) {
+      if (metadata.interop === "namespace") {
+        metadata.interop = "default";
+      }
+    }
+  }
+
+  return {
+    exportName,
+    exportNameListName: null,
+    hasExports,
+    local,
+    source,
+    stringSpecifiers
+  };
+}
+
+function getExportSpecifierName(path, stringSpecifiers) {
+  if (path.isIdentifier()) {
+    return path.node.name;
+  } else if (path.isStringLiteral()) {
+    const stringValue = path.node.value;
+
+    if (!(0, _helperValidatorIdentifier.isIdentifierName)(stringValue)) {
+      stringSpecifiers.add(stringValue);
+    }
+
+    return stringValue;
+  } else {
+    throw new Error(`Expected export specifier to be either Identifier or StringLiteral, got ${path.node.type}`);
+  }
+}
+
+function getModuleMetadata(programPath, {
+  loose,
+  lazy
+}, stringSpecifiers) {
+  const localData = getLocalExportMetadata(programPath, loose, stringSpecifiers);
+  const sourceData = new Map();
+
+  const getData = sourceNode => {
+    const source = sourceNode.value;
+    let data = sourceData.get(source);
+
+    if (!data) {
+      data = {
+        name: programPath.scope.generateUidIdentifier((0, _path.basename)(source, (0, _path.extname)(source))).name,
+        interop: "none",
+        loc: null,
+        imports: new Map(),
+        importsNamespace: new Set(),
+        reexports: new Map(),
+        reexportNamespace: new Set(),
+        reexportAll: null,
+        lazy: false
+      };
+      sourceData.set(source, data);
+    }
+
+    return data;
+  };
+
+  let hasExports = false;
+  programPath.get("body").forEach(child => {
+    if (child.isImportDeclaration()) {
+      const data = getData(child.node.source);
+      if (!data.loc) data.loc = child.node.loc;
+      child.get("specifiers").forEach(spec => {
+        if (spec.isImportDefaultSpecifier()) {
+          const localName = spec.get("local").node.name;
+          data.imports.set(localName, "default");
+          const reexport = localData.get(localName);
+
+          if (reexport) {
+            localData.delete(localName);
+            reexport.names.forEach(name => {
+              data.reexports.set(name, "default");
+            });
+          }
+        } else if (spec.isImportNamespaceSpecifier()) {
+          const localName = spec.get("local").node.name;
+          data.importsNamespace.add(localName);
+          const reexport = localData.get(localName);
+
+          if (reexport) {
+            localData.delete(localName);
+            reexport.names.forEach(name => {
+              data.reexportNamespace.add(name);
+            });
+          }
+        } else if (spec.isImportSpecifier()) {
+          const importName = getExportSpecifierName(spec.get("imported"), stringSpecifiers);
+          const localName = spec.get("local").node.name;
+          data.imports.set(localName, importName);
+          const reexport = localData.get(localName);
+
+          if (reexport) {
+            localData.delete(localName);
+            reexport.names.forEach(name => {
+              data.reexports.set(name, importName);
+            });
+          }
+        }
+      });
+    } else if (child.isExportAllDeclaration()) {
+      hasExports = true;
+      const data = getData(child.node.source);
+      if (!data.loc) data.loc = child.node.loc;
+      data.reexportAll = {
+        loc: child.node.loc
+      };
+    } else if (child.isExportNamedDeclaration() && child.node.source) {
+      hasExports = true;
+      const data = getData(child.node.source);
+      if (!data.loc) data.loc = child.node.loc;
+      child.get("specifiers").forEach(spec => {
+        if (!spec.isExportSpecifier()) {
+          throw spec.buildCodeFrameError("Unexpected export specifier type");
+        }
+
+        const importName = getExportSpecifierName(spec.get("local"), stringSpecifiers);
+        const exportName = getExportSpecifierName(spec.get("exported"), stringSpecifiers);
+        data.reexports.set(exportName, importName);
+
+        if (exportName === "__esModule") {
+          throw exportName.buildCodeFrameError('Illegal export "__esModule".');
+        }
+      });
+    } else if (child.isExportNamedDeclaration() || child.isExportDefaultDeclaration()) {
+      hasExports = true;
+    }
+  });
+
+  for (const metadata of sourceData.values()) {
+    let needsDefault = false;
+    let needsNamed = false;
+
+    if (metadata.importsNamespace.size > 0) {
+      needsDefault = true;
+      needsNamed = true;
+    }
+
+    if (metadata.reexportAll) {
+      needsNamed = true;
+    }
+
+    for (const importName of metadata.imports.values()) {
+      if (importName === "default") needsDefault = true;else needsNamed = true;
+    }
+
+    for (const importName of metadata.reexports.values()) {
+      if (importName === "default") needsDefault = true;else needsNamed = true;
+    }
+
+    if (needsDefault && needsNamed) {
+      metadata.interop = "namespace";
+    } else if (needsDefault) {
+      metadata.interop = "default";
+    }
+  }
+
+  for (const [source, metadata] of sourceData) {
+    if (lazy !== false && !(isSideEffectImport(metadata) || metadata.reexportAll)) {
+      if (lazy === true) {
+        metadata.lazy = !/\./.test(source);
+      } else if (Array.isArray(lazy)) {
+        metadata.lazy = lazy.indexOf(source) !== -1;
+      } else if (typeof lazy === "function") {
+        metadata.lazy = lazy(source);
+      } else {
+        throw new Error(`.lazy must be a boolean, string array, or function`);
+      }
+    }
+  }
+
+  return {
+    hasExports,
+    local: localData,
+    source: sourceData
+  };
+}
+
+function getLocalExportMetadata(programPath, loose, stringSpecifiers) {
+  const bindingKindLookup = new Map();
+  programPath.get("body").forEach(child => {
+    let kind;
+
+    if (child.isImportDeclaration()) {
+      kind = "import";
+    } else {
+      if (child.isExportDefaultDeclaration()) child = child.get("declaration");
+
+      if (child.isExportNamedDeclaration()) {
+        if (child.node.declaration) {
+          child = child.get("declaration");
+        } else if (loose && child.node.source && child.get("source").isStringLiteral()) {
+          child.node.specifiers.forEach(specifier => {
+            bindingKindLookup.set(specifier.local.name, "block");
+          });
+          return;
+        }
+      }
+
+      if (child.isFunctionDeclaration()) {
+        kind = "hoisted";
+      } else if (child.isClassDeclaration()) {
+        kind = "block";
+      } else if (child.isVariableDeclaration({
+        kind: "var"
+      })) {
+        kind = "var";
+      } else if (child.isVariableDeclaration()) {
+        kind = "block";
+      } else {
+        return;
+      }
+    }
+
+    Object.keys(child.getOuterBindingIdentifiers()).forEach(name => {
+      bindingKindLookup.set(name, kind);
+    });
+  });
+  const localMetadata = new Map();
+
+  const getLocalMetadata = idPath => {
+    const localName = idPath.node.name;
+    let metadata = localMetadata.get(localName);
+
+    if (!metadata) {
+      const kind = bindingKindLookup.get(localName);
+
+      if (kind === undefined) {
+        throw idPath.buildCodeFrameError(`Exporting local "${localName}", which is not declared.`);
+      }
+
+      metadata = {
+        names: [],
+        kind
+      };
+      localMetadata.set(localName, metadata);
+    }
+
+    return metadata;
+  };
+
+  programPath.get("body").forEach(child => {
+    if (child.isExportNamedDeclaration() && (loose || !child.node.source)) {
+      if (child.node.declaration) {
+        const declaration = child.get("declaration");
+        const ids = declaration.getOuterBindingIdentifierPaths();
+        Object.keys(ids).forEach(name => {
+          if (name === "__esModule") {
+            throw declaration.buildCodeFrameError('Illegal export "__esModule".');
+          }
+
+          getLocalMetadata(ids[name]).names.push(name);
+        });
+      } else {
+        child.get("specifiers").forEach(spec => {
+          const local = spec.get("local");
+          const exported = spec.get("exported");
+          const localMetadata = getLocalMetadata(local);
+          const exportName = getExportSpecifierName(exported, stringSpecifiers);
+
+          if (exportName === "__esModule") {
+            throw exported.buildCodeFrameError('Illegal export "__esModule".');
+          }
+
+          localMetadata.names.push(exportName);
+        });
+      }
+    } else if (child.isExportDefaultDeclaration()) {
+      const declaration = child.get("declaration");
+
+      if (declaration.isFunctionDeclaration() || declaration.isClassDeclaration()) {
+        getLocalMetadata(declaration.get("id")).names.push("default");
+      } else {
+        throw declaration.buildCodeFrameError("Unexpected default expression export.");
+      }
+    }
+  });
+  return localMetadata;
+}
+
+function nameAnonymousExports(programPath) {
+  programPath.get("body").forEach(child => {
+    if (!child.isExportDefaultDeclaration()) return;
+    (0, _helperSplitExportDeclaration.default)(child);
+  });
+}
+
+function removeModuleDeclarations(programPath) {
+  programPath.get("body").forEach(child => {
+    if (child.isImportDeclaration()) {
+      child.remove();
+    } else if (child.isExportNamedDeclaration()) {
+      if (child.node.declaration) {
+        child.node.declaration._blockHoist = child.node._blockHoist;
+        child.replaceWith(child.node.declaration);
+      } else {
+        child.remove();
+      }
+    } else if (child.isExportDefaultDeclaration()) {
+      const declaration = child.get("declaration");
+
+      if (declaration.isFunctionDeclaration() || declaration.isClassDeclaration()) {
+        declaration._blockHoist = child.node._blockHoist;
+        child.replaceWith(declaration);
+      } else {
+        throw declaration.buildCodeFrameError("Unexpected default expression export.");
+      }
+    } else if (child.isExportAllDeclaration()) {
+      child.remove();
+    }
+  });
+}