diff options
Diffstat (limited to 'tools/eslint/node_modules/js-yaml/node_modules/argparse/node_modules/lodash/internal/equalObjects.js')
-rw-r--r-- | tools/eslint/node_modules/js-yaml/node_modules/argparse/node_modules/lodash/internal/equalObjects.js | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/tools/eslint/node_modules/js-yaml/node_modules/argparse/node_modules/lodash/internal/equalObjects.js b/tools/eslint/node_modules/js-yaml/node_modules/argparse/node_modules/lodash/internal/equalObjects.js new file mode 100644 index 0000000000..5ea4ec5b85 --- /dev/null +++ b/tools/eslint/node_modules/js-yaml/node_modules/argparse/node_modules/lodash/internal/equalObjects.js @@ -0,0 +1,74 @@ +var keys = require('../object/keys'); + +/** Used for native method references. */ +var objectProto = Object.prototype; + +/** Used to check objects for own properties. */ +var hasOwnProperty = objectProto.hasOwnProperty; + +/** + * A specialized version of `baseIsEqualDeep` for objects with support for + * partial deep comparisons. + * + * @private + * @param {Object} object The object to compare. + * @param {Object} other The other object to compare. + * @param {Function} equalFunc The function to determine equivalents of values. + * @param {Function} [customizer] The function to customize comparing values. + * @param {boolean} [isLoose] Specify performing partial comparisons. + * @param {Array} [stackA] Tracks traversed `value` objects. + * @param {Array} [stackB] Tracks traversed `other` objects. + * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. + */ +function equalObjects(object, other, equalFunc, customizer, isLoose, stackA, stackB) { + var objProps = keys(object), + objLength = objProps.length, + othProps = keys(other), + othLength = othProps.length; + + if (objLength != othLength && !isLoose) { + return false; + } + var skipCtor = isLoose, + index = -1; + + while (++index < objLength) { + var key = objProps[index], + result = isLoose ? key in other : hasOwnProperty.call(other, key); + + if (result) { + var objValue = object[key], + othValue = other[key]; + + result = undefined; + if (customizer) { + result = isLoose + ? customizer(othValue, objValue, key) + : customizer(objValue, othValue, key); + } + if (result === undefined) { + // Recursively compare objects (susceptible to call stack limits). + result = (objValue && objValue === othValue) || equalFunc(objValue, othValue, customizer, isLoose, stackA, stackB); + } + } + if (!result) { + return false; + } + skipCtor || (skipCtor = key == 'constructor'); + } + if (!skipCtor) { + var objCtor = object.constructor, + othCtor = other.constructor; + + // Non `Object` object instances with different constructors are not equal. + if (objCtor != othCtor && + ('constructor' in object && 'constructor' in other) && + !(typeof objCtor == 'function' && objCtor instanceof objCtor && + typeof othCtor == 'function' && othCtor instanceof othCtor)) { + return false; + } + } + return true; +} + +module.exports = equalObjects; |