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Michaël Zasso
416c0ec952
Use the V8 inspector protocol, if available, to query the list of lexically scoped variables (defined with `let`, `const` or `class`). PR-URL: https://github.com/nodejs/node/pull/16591 Fixes: https://github.com/nodejs/node/issues/983 Reviewed-By: Timothy Gu <timothygu99@gmail.com> Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
35 lines
862 B
JavaScript
35 lines
862 B
JavaScript
'use strict';
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const common = require('../common');
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const assert = require('assert');
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const repl = require('repl');
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common.skipIfInspectorDisabled();
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// This test verifies that the V8 inspector API is usable in the REPL.
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const putIn = new common.ArrayStream();
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let output = '';
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putIn.write = function(data) {
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output += data;
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};
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const testMe = repl.start('', putIn);
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putIn.run(['const myVariable = 42']);
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testMe.complete('myVar', common.mustCall((error, data) => {
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assert.deepStrictEqual(data, [['myVariable'], 'myVar']);
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}));
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putIn.run([
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'const inspector = require("inspector")',
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'const session = new inspector.Session()',
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'session.connect()',
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'session.post("Runtime.evaluate", { expression: "1 + 1" }, console.log)',
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'session.disconnect()'
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]);
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assert(output.includes(
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"null { result: { type: 'number', value: 2, description: '2' } }"));
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