Created
February 5, 2016 18:19
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adding map to Map and Set
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| (function () { | |
| if (Map !== void 0 && Map.prototype.map === void 0) { | |
| Map.prototype.map = function (func) { | |
| return [...this].map(x => func(...x)); | |
| }; | |
| } | |
| if(Set !== void 0 && Set.prototype.map === void 0) { | |
| Set.prototype.map = function (func) { | |
| return [...this].map(x => func(x)); | |
| } | |
| } | |
| })(); |
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