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Rich Trott
f44969a5ab
We have been stalled on ESLint 3.8.0 for some time. Current ESLint is 3.13.0. We have been unable to upgrade because of more aggressive reporting on some rules, including indentation. ESLint configuration options and bugfixes are now such that we can reasonably upgrade. PR-URL: https://github.com/nodejs/node/pull/10561 Reviewed-By: Teddy Katz <teddy.katz@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Sam Roberts <vieuxtech@gmail.com>
84 lines
2.9 KiB
JavaScript
84 lines
2.9 KiB
JavaScript
var Stack = require('./_Stack'),
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equalArrays = require('./_equalArrays'),
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equalByTag = require('./_equalByTag'),
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equalObjects = require('./_equalObjects'),
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getTag = require('./_getTag'),
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isArray = require('./isArray'),
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isBuffer = require('./isBuffer'),
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isTypedArray = require('./isTypedArray');
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/** Used to compose bitmasks for value comparisons. */
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var COMPARE_PARTIAL_FLAG = 1;
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/** `Object#toString` result references. */
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var argsTag = '[object Arguments]',
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arrayTag = '[object Array]',
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objectTag = '[object Object]';
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/** Used for built-in method references. */
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var objectProto = Object.prototype;
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/** Used to check objects for own properties. */
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var hasOwnProperty = objectProto.hasOwnProperty;
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/**
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* A specialized version of `baseIsEqual` for arrays and objects which performs
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* deep comparisons and tracks traversed objects enabling objects with circular
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* references to be compared.
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*
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* @private
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* @param {Object} object The object to compare.
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* @param {Object} other The other object to compare.
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* @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.
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* @param {Function} customizer The function to customize comparisons.
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* @param {Function} equalFunc The function to determine equivalents of values.
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* @param {Object} [stack] Tracks traversed `object` and `other` objects.
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* @returns {boolean} Returns `true` if the objects are equivalent, else `false`.
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*/
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function baseIsEqualDeep(object, other, bitmask, customizer, equalFunc, stack) {
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var objIsArr = isArray(object),
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othIsArr = isArray(other),
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objTag = objIsArr ? arrayTag : getTag(object),
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othTag = othIsArr ? arrayTag : getTag(other);
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objTag = objTag == argsTag ? objectTag : objTag;
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othTag = othTag == argsTag ? objectTag : othTag;
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var objIsObj = objTag == objectTag,
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othIsObj = othTag == objectTag,
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isSameTag = objTag == othTag;
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if (isSameTag && isBuffer(object)) {
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if (!isBuffer(other)) {
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return false;
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}
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objIsArr = true;
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objIsObj = false;
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}
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if (isSameTag && !objIsObj) {
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stack || (stack = new Stack);
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return (objIsArr || isTypedArray(object))
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? equalArrays(object, other, bitmask, customizer, equalFunc, stack)
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: equalByTag(object, other, objTag, bitmask, customizer, equalFunc, stack);
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}
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if (!(bitmask & COMPARE_PARTIAL_FLAG)) {
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var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'),
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othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__');
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if (objIsWrapped || othIsWrapped) {
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var objUnwrapped = objIsWrapped ? object.value() : object,
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othUnwrapped = othIsWrapped ? other.value() : other;
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stack || (stack = new Stack);
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return equalFunc(objUnwrapped, othUnwrapped, bitmask, customizer, stack);
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}
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}
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if (!isSameTag) {
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return false;
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}
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stack || (stack = new Stack);
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return equalObjects(object, other, bitmask, customizer, equalFunc, stack);
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}
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module.exports = baseIsEqualDeep;
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