diff options
Diffstat (limited to 'node_modules/babel-types/node_modules/lodash/_equalByTag.js')
-rw-r--r-- | node_modules/babel-types/node_modules/lodash/_equalByTag.js | 113 |
1 files changed, 0 insertions, 113 deletions
diff --git a/node_modules/babel-types/node_modules/lodash/_equalByTag.js b/node_modules/babel-types/node_modules/lodash/_equalByTag.js deleted file mode 100644 index 07d8c8c00..000000000 --- a/node_modules/babel-types/node_modules/lodash/_equalByTag.js +++ /dev/null @@ -1,113 +0,0 @@ -var Symbol = require('./_Symbol'), - Uint8Array = require('./_Uint8Array'), - eq = require('./eq'), - equalArrays = require('./_equalArrays'), - mapToArray = require('./_mapToArray'), - setToArray = require('./_setToArray'); - -/** Used to compose bitmasks for comparison styles. */ -var UNORDERED_COMPARE_FLAG = 1, - PARTIAL_COMPARE_FLAG = 2; - -/** `Object#toString` result references. */ -var boolTag = '[object Boolean]', - dateTag = '[object Date]', - errorTag = '[object Error]', - mapTag = '[object Map]', - numberTag = '[object Number]', - regexpTag = '[object RegExp]', - setTag = '[object Set]', - stringTag = '[object String]', - symbolTag = '[object Symbol]'; - -var arrayBufferTag = '[object ArrayBuffer]', - dataViewTag = '[object DataView]'; - -/** Used to convert symbols to primitives and strings. */ -var symbolProto = Symbol ? Symbol.prototype : undefined, - symbolValueOf = symbolProto ? symbolProto.valueOf : undefined; - -/** - * A specialized version of `baseIsEqualDeep` for comparing objects of - * the same `toStringTag`. - * - * **Note:** This function only supports comparing values with tags of - * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`. - * - * @private - * @param {Object} object The object to compare. - * @param {Object} other The other object to compare. - * @param {string} tag The `toStringTag` of the objects to compare. - * @param {Function} equalFunc The function to determine equivalents of values. - * @param {Function} customizer The function to customize comparisons. - * @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` - * for more details. - * @param {Object} stack Tracks traversed `object` and `other` objects. - * @returns {boolean} Returns `true` if the objects are equivalent, else `false`. - */ -function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) { - switch (tag) { - case dataViewTag: - if ((object.byteLength != other.byteLength) || - (object.byteOffset != other.byteOffset)) { - return false; - } - object = object.buffer; - other = other.buffer; - - case arrayBufferTag: - if ((object.byteLength != other.byteLength) || - !equalFunc(new Uint8Array(object), new Uint8Array(other))) { - return false; - } - return true; - - case boolTag: - case dateTag: - case numberTag: - // Coerce booleans to `1` or `0` and dates to milliseconds. - // Invalid dates are coerced to `NaN`. - return eq(+object, +other); - - case errorTag: - return object.name == other.name && object.message == other.message; - - case regexpTag: - case stringTag: - // Coerce regexes to strings and treat strings, primitives and objects, - // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring - // for more details. - return object == (other + ''); - - case mapTag: - var convert = mapToArray; - - case setTag: - var isPartial = bitmask & PARTIAL_COMPARE_FLAG; - convert || (convert = setToArray); - - if (object.size != other.size && !isPartial) { - return false; - } - // Assume cyclic values are equal. - var stacked = stack.get(object); - if (stacked) { - return stacked == other; - } - bitmask |= UNORDERED_COMPARE_FLAG; - - // Recursively compare objects (susceptible to call stack limits). - stack.set(object, other); - var result = equalArrays(convert(object), convert(other), equalFunc, customizer, bitmask, stack); - stack['delete'](object); - return result; - - case symbolTag: - if (symbolValueOf) { - return symbolValueOf.call(object) == symbolValueOf.call(other); - } - } - return false; -} - -module.exports = equalByTag; |