@ungap/weakset
Version:
WeakSet for IE11 and engines with a WeakMap
2 lines • 372 B
JavaScript
/*! (c) Andrea Giammarchi - ISC */
var self=this||{};try{self.WeakSet=WeakSet}catch(t){!function(e){var s=new e,t=n.prototype;function n(t){"use strict";s.set(this,new e),t&&t.forEach(this.add,this)}t.add=function(t){return s.get(this).set(t,1),this},t.delete=function(t){return s.get(this).delete(t)},t.has=function(t){return s.get(this).has(t)},self.WeakSet=n}(WeakMap)}