{"ast":null,"code":"import Symbol from './_Symbol.js';\nimport Uint8Array from './_Uint8Array.js';\nimport eq from './eq.js';\nimport equalArrays from './_equalArrays.js';\nimport mapToArray from './_mapToArray.js';\nimport setToArray from './_setToArray.js';\n\n/** Used to compose bitmasks for value comparisons. */\nvar COMPARE_PARTIAL_FLAG = 1,\n  COMPARE_UNORDERED_FLAG = 2;\n\n/** `Object#toString` result references. */\nvar boolTag = '[object Boolean]',\n  dateTag = '[object Date]',\n  errorTag = '[object Error]',\n  mapTag = '[object Map]',\n  numberTag = '[object Number]',\n  regexpTag = '[object RegExp]',\n  setTag = '[object Set]',\n  stringTag = '[object String]',\n  symbolTag = '[object Symbol]';\nvar arrayBufferTag = '[object ArrayBuffer]',\n  dataViewTag = '[object DataView]';\n\n/** Used to convert symbols to primitives and strings. */\nvar symbolProto = Symbol ? Symbol.prototype : undefined,\n  symbolValueOf = symbolProto ? symbolProto.valueOf : undefined;\n\n/**\n * A specialized version of `baseIsEqualDeep` for comparing objects of\n * the same `toStringTag`.\n *\n * **Note:** This function only supports comparing values with tags of\n * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`.\n *\n * @private\n * @param {Object} object The object to compare.\n * @param {Object} other The other object to compare.\n * @param {string} tag The `toStringTag` of the objects to compare.\n * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.\n * @param {Function} customizer The function to customize comparisons.\n * @param {Function} equalFunc The function to determine equivalents of values.\n * @param {Object} stack Tracks traversed `object` and `other` objects.\n * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.\n */\nfunction equalByTag(object, other, tag, bitmask, customizer, equalFunc, stack) {\n  switch (tag) {\n    case dataViewTag:\n      if (object.byteLength != other.byteLength || object.byteOffset != other.byteOffset) {\n        return false;\n      }\n      object = object.buffer;\n      other = other.buffer;\n    case arrayBufferTag:\n      if (object.byteLength != other.byteLength || !equalFunc(new Uint8Array(object), new Uint8Array(other))) {\n        return false;\n      }\n      return true;\n    case boolTag:\n    case dateTag:\n    case numberTag:\n      // Coerce booleans to `1` or `0` and dates to milliseconds.\n      // Invalid dates are coerced to `NaN`.\n      return eq(+object, +other);\n    case errorTag:\n      return object.name == other.name && object.message == other.message;\n    case regexpTag:\n    case stringTag:\n      // Coerce regexes to strings and treat strings, primitives and objects,\n      // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring\n      // for more details.\n      return object == other + '';\n    case mapTag:\n      var convert = mapToArray;\n    case setTag:\n      var isPartial = bitmask & COMPARE_PARTIAL_FLAG;\n      convert || (convert = setToArray);\n      if (object.size != other.size && !isPartial) {\n        return false;\n      }\n      // Assume cyclic values are equal.\n      var stacked = stack.get(object);\n      if (stacked) {\n        return stacked == other;\n      }\n      bitmask |= COMPARE_UNORDERED_FLAG;\n\n      // Recursively compare objects (susceptible to call stack limits).\n      stack.set(object, other);\n      var result = equalArrays(convert(object), convert(other), bitmask, customizer, equalFunc, stack);\n      stack['delete'](object);\n      return result;\n    case symbolTag:\n      if (symbolValueOf) {\n        return symbolValueOf.call(object) == symbolValueOf.call(other);\n      }\n  }\n  return false;\n}\nexport default equalByTag;","map":null,"metadata":{},"sourceType":"module","externalDependencies":[]}