mirror of
https://github.com/whoisclebs/lodash.git
synced 2026-01-29 06:27:49 +00:00
Remove weakmap and set shims.
This commit is contained in:
John-David Dalton
@@ -1,157 +0,0 @@
|
||||
;(function() {
|
||||
|
||||
/** Used to determine if values are of the language type Object. */
|
||||
var objectTypes = {
|
||||
'function': true,
|
||||
'object': true
|
||||
};
|
||||
|
||||
/** Used as the `Set#toString` return value. */
|
||||
var nativeString = String(Object.prototype.toString).replace(/toString/g, 'Set');
|
||||
|
||||
/** Detect free variable `exports`. */
|
||||
var freeExports = objectTypes[typeof exports] && exports && !exports.nodeType && exports;
|
||||
|
||||
/** Detect free variable `module`. */
|
||||
var freeModule = objectTypes[typeof module] && module && !module.nodeType && module;
|
||||
|
||||
/** Detect free variable `global` from Node.js. */
|
||||
var freeGlobal = freeExports && freeModule && typeof global == 'object' && global;
|
||||
|
||||
/** Detect free variable `self`. */
|
||||
var freeSelf = objectTypes[typeof self] && self && self.Object && self;
|
||||
|
||||
/** Detect free variable `window`. */
|
||||
var freeWindow = objectTypes[typeof window] && window && window.Object && window;
|
||||
|
||||
/**
|
||||
* Used as a reference to the global object.
|
||||
*
|
||||
* The `this` value is used if it is the global object to avoid Greasemonkey's
|
||||
* restricted `window` object, otherwise the `window` object is used.
|
||||
*/
|
||||
var root = freeGlobal || ((freeWindow !== (this && this.window)) && freeWindow) || freeSelf || this;
|
||||
|
||||
/*--------------------------------------------------------------------------*/
|
||||
|
||||
/**
|
||||
* Installs `Set` on the given `context` object.
|
||||
*
|
||||
* @memberOf exports
|
||||
* @param {Object} context The context object.
|
||||
*/
|
||||
function runInContext(context) {
|
||||
|
||||
/**
|
||||
* Creates a `Set` object.
|
||||
*/
|
||||
function Set() {
|
||||
this.__cache__ = {};
|
||||
}
|
||||
|
||||
/**
|
||||
* Gets the index at which the first occurrence of `value` is found using
|
||||
* strict equality for comparisons, i.e. `===`.
|
||||
*
|
||||
* @private
|
||||
* @param {Array} array The array to search.
|
||||
* @param {*} value The value to search for.
|
||||
* @returns {number} Returns the index of the matched value or `-1`.
|
||||
*/
|
||||
function indexOf(array, value) {
|
||||
var index = -1,
|
||||
length = array.length;
|
||||
|
||||
while (++index < length) {
|
||||
if (array[index] === value) {
|
||||
return index;
|
||||
}
|
||||
}
|
||||
return -1;
|
||||
}
|
||||
|
||||
/**
|
||||
* Checks if `value` is in the set.
|
||||
*
|
||||
* @memberOf Set
|
||||
* @param {*} value The value to search for.
|
||||
* @returns {boolean} Returns `true` if `value` is found, else `false`.
|
||||
*/
|
||||
function has(value) {
|
||||
var type = typeof value,
|
||||
cache = this.__cache__;
|
||||
|
||||
if (type == 'boolean' || value == null) {
|
||||
return cache[value] || false;
|
||||
}
|
||||
if (type != 'number' && type != 'string') {
|
||||
type = 'object';
|
||||
}
|
||||
var key = type == 'number' ? value : '_' + value;
|
||||
cache = (cache = cache[type]) && cache[key];
|
||||
|
||||
return type == 'object'
|
||||
? (cache && indexOf(cache, value) > -1 ? true : false)
|
||||
: (cache || false);
|
||||
}
|
||||
|
||||
/**
|
||||
* Adds `value` to the set.
|
||||
*
|
||||
* @memberOf Set
|
||||
* @param {*} value The value to add.
|
||||
*/
|
||||
function add(value) {
|
||||
var cache = this.__cache__,
|
||||
type = typeof value;
|
||||
|
||||
if (type == 'boolean' || value == null) {
|
||||
cache[value] = true;
|
||||
} else {
|
||||
if (type != 'number' && type != 'string') {
|
||||
type = 'object';
|
||||
}
|
||||
var key = type == 'number' ? value : '_' + value,
|
||||
typeCache = cache[type] || (cache[type] = {});
|
||||
|
||||
if (type == 'object') {
|
||||
var array = typeCache[key];
|
||||
if (array) {
|
||||
array.push(value);
|
||||
} else {
|
||||
typeCache[key] = [value];
|
||||
}
|
||||
} else {
|
||||
typeCache[key] = true;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Produces the `toString` result of `Set`.
|
||||
*
|
||||
* @static
|
||||
* @memberOf Set
|
||||
* @returns {string} Returns the string result.
|
||||
*/
|
||||
function toString() {
|
||||
return nativeString;
|
||||
}
|
||||
|
||||
Set.toString = toString;
|
||||
Set.prototype.add = add;
|
||||
Set.prototype.has = has;
|
||||
|
||||
if (!root.Set) {
|
||||
context.Set = Set;
|
||||
}
|
||||
}
|
||||
|
||||
/*--------------------------------------------------------------------------*/
|
||||
|
||||
if (freeExports) {
|
||||
freeExports.runInContext = runInContext;
|
||||
} else {
|
||||
runInContext(root);
|
||||
}
|
||||
}.call(this));
|
||||
@@ -1,102 +0,0 @@
|
||||
;(function() {
|
||||
|
||||
/** Used to determine if values are of the language type Object. */
|
||||
var objectTypes = {
|
||||
'function': true,
|
||||
'object': true
|
||||
};
|
||||
|
||||
/** Used as the `WeakMap#toString` return value. */
|
||||
var nativeString = String(Object.prototype.toString).replace(/toString/g, 'WeakMap');
|
||||
|
||||
/** Detect free variable `exports`. */
|
||||
var freeExports = objectTypes[typeof exports] && exports && !exports.nodeType && exports;
|
||||
|
||||
/** Detect free variable `module`. */
|
||||
var freeModule = objectTypes[typeof module] && module && !module.nodeType && module;
|
||||
|
||||
/** Detect free variable `global` from Node.js. */
|
||||
var freeGlobal = freeExports && freeModule && typeof global == 'object' && global;
|
||||
|
||||
/** Detect free variable `self`. */
|
||||
var freeSelf = objectTypes[typeof self] && self && self.Object && self;
|
||||
|
||||
/** Detect free variable `window`. */
|
||||
var freeWindow = objectTypes[typeof window] && window && window.Object && window;
|
||||
|
||||
/**
|
||||
* Used as a reference to the global object.
|
||||
*
|
||||
* The `this` value is used if it is the global object to avoid Greasemonkey's
|
||||
* restricted `window` object, otherwise the `window` object is used.
|
||||
*/
|
||||
var root = freeGlobal || ((freeWindow !== (this && this.window)) && freeWindow) || freeSelf || this;
|
||||
|
||||
/*--------------------------------------------------------------------------*/
|
||||
|
||||
/**
|
||||
* Installs `WeakMap` on the given `context` object.
|
||||
*
|
||||
* @memberOf exports
|
||||
* @param {Object} context The context object.
|
||||
*/
|
||||
function runInContext(context) {
|
||||
|
||||
/**
|
||||
* Creates a `WeakMap` object.
|
||||
*/
|
||||
function WeakMap() {
|
||||
// No operation performed.
|
||||
}
|
||||
|
||||
/**
|
||||
* Gets the value associated with the given key.
|
||||
*
|
||||
* @memberOf WeakMap
|
||||
* @param {Object} key The key object.
|
||||
* @returns {*} Returns the associated value, else `undefined`.
|
||||
*/
|
||||
function get(key) {
|
||||
return key.__weakmap__;
|
||||
}
|
||||
|
||||
/**
|
||||
* Sets a value for the given key.
|
||||
*
|
||||
* @memberOf WeakMap
|
||||
* @param {Object} key The key object.
|
||||
* @param {*} value The value to set.
|
||||
*/
|
||||
function set(key, value) {
|
||||
key.__weakmap__ = value;
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Produces the `toString` result of `WeakMap`.
|
||||
*
|
||||
* @static
|
||||
* @memberOf WeakMap
|
||||
* @returns {string} Returns the string result.
|
||||
*/
|
||||
function toString() {
|
||||
return nativeString;
|
||||
}
|
||||
|
||||
WeakMap.toString = toString;
|
||||
WeakMap.prototype.get = get;
|
||||
WeakMap.prototype.set = set;
|
||||
|
||||
if (!root.WeakMap) {
|
||||
context.WeakMap = WeakMap;
|
||||
}
|
||||
}
|
||||
|
||||
/*--------------------------------------------------------------------------*/
|
||||
|
||||
if (freeExports) {
|
||||
freeExports.runInContext = runInContext;
|
||||
} else {
|
||||
runInContext(root);
|
||||
}
|
||||
}.call(this));
|
||||
Reference in New Issue
Block a user