diff options
Diffstat (limited to 'node_modules/babel-template/node_modules/lodash/_initCloneByTag.js')
-rw-r--r-- | node_modules/babel-template/node_modules/lodash/_initCloneByTag.js | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/node_modules/babel-template/node_modules/lodash/_initCloneByTag.js b/node_modules/babel-template/node_modules/lodash/_initCloneByTag.js new file mode 100644 index 000000000..e7b77edc6 --- /dev/null +++ b/node_modules/babel-template/node_modules/lodash/_initCloneByTag.js @@ -0,0 +1,80 @@ +var cloneArrayBuffer = require('./_cloneArrayBuffer'), + cloneDataView = require('./_cloneDataView'), + cloneMap = require('./_cloneMap'), + cloneRegExp = require('./_cloneRegExp'), + cloneSet = require('./_cloneSet'), + cloneSymbol = require('./_cloneSymbol'), + cloneTypedArray = require('./_cloneTypedArray'); + +/** `Object#toString` result references. */ +var boolTag = '[object Boolean]', + dateTag = '[object Date]', + 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]', + float32Tag = '[object Float32Array]', + float64Tag = '[object Float64Array]', + int8Tag = '[object Int8Array]', + int16Tag = '[object Int16Array]', + int32Tag = '[object Int32Array]', + uint8Tag = '[object Uint8Array]', + uint8ClampedTag = '[object Uint8ClampedArray]', + uint16Tag = '[object Uint16Array]', + uint32Tag = '[object Uint32Array]'; + +/** + * Initializes an object clone based on its `toStringTag`. + * + * **Note:** This function only supports cloning values with tags of + * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`. + * + * @private + * @param {Object} object The object to clone. + * @param {string} tag The `toStringTag` of the object to clone. + * @param {Function} cloneFunc The function to clone values. + * @param {boolean} [isDeep] Specify a deep clone. + * @returns {Object} Returns the initialized clone. + */ +function initCloneByTag(object, tag, cloneFunc, isDeep) { + var Ctor = object.constructor; + switch (tag) { + case arrayBufferTag: + return cloneArrayBuffer(object); + + case boolTag: + case dateTag: + return new Ctor(+object); + + case dataViewTag: + return cloneDataView(object, isDeep); + + case float32Tag: case float64Tag: + case int8Tag: case int16Tag: case int32Tag: + case uint8Tag: case uint8ClampedTag: case uint16Tag: case uint32Tag: + return cloneTypedArray(object, isDeep); + + case mapTag: + return cloneMap(object, isDeep, cloneFunc); + + case numberTag: + case stringTag: + return new Ctor(object); + + case regexpTag: + return cloneRegExp(object); + + case setTag: + return cloneSet(object, isDeep, cloneFunc); + + case symbolTag: + return cloneSymbol(object); + } +} + +module.exports = initCloneByTag; |