Sha256: f6f218ecc2b2b37cae9a49defebcaaf6a1661b0074cfe0371c3d66f7fe8d6936
Contents?: true
Size: 1.16 KB
Versions: 62
Compression:
Stored size: 1.16 KB
Contents
/* */
'use strict';
var $ = require('./$'),
weak = require('./$.collection-weak'),
isObject = require('./$.is-object'),
has = require('./$.has'),
frozenStore = weak.frozenStore,
WEAK = weak.WEAK,
isExtensible = Object.isExtensible || isObject,
tmp = {};
var $WeakMap = require('./$.collection')('WeakMap', function(get) {
return function WeakMap() {
return get(this, arguments[0]);
};
}, {
get: function get(key) {
if (isObject(key)) {
if (!isExtensible(key))
return frozenStore(this).get(key);
if (has(key, WEAK))
return key[WEAK][this._i];
}
},
set: function set(key, value) {
return weak.def(this, key, value);
}
}, weak, true, true);
if (new $WeakMap().set((Object.freeze || Object)(tmp), 7).get(tmp) != 7) {
$.each.call(['delete', 'has', 'get', 'set'], function(key) {
var proto = $WeakMap.prototype,
method = proto[key];
require('./$.redef')(proto, key, function(a, b) {
if (isObject(a) && !isExtensible(a)) {
var result = frozenStore(this)[key](a, b);
return key == 'set' ? this : result;
}
return method.call(this, a, b);
});
});
}
Version data entries
62 entries across 31 versions & 1 rubygems