mirror of
https://github.com/musix-org/musix-oss
synced 2024-12-23 22:33:17 +00:00
19 lines
775 B
JavaScript
19 lines
775 B
JavaScript
|
'use strict';
|
||
|
|
var $ = require('../internals/export');
|
||
|
|
var $map = require('../internals/array-iteration').map;
|
||
|
|
var arrayMethodHasSpeciesSupport = require('../internals/array-method-has-species-support');
|
||
|
|
var arrayMethodUsesToLength = require('../internals/array-method-uses-to-length');
|
||
|
|
|
||
|
|
var HAS_SPECIES_SUPPORT = arrayMethodHasSpeciesSupport('map');
|
||
|
|
// FF49- issue
|
||
|
|
var USES_TO_LENGTH = arrayMethodUsesToLength('map');
|
||
|
|
|
||
|
|
// `Array.prototype.map` method
|
||
|
|
// https://tc39.github.io/ecma262/#sec-array.prototype.map
|
||
|
|
// with adding support of @@species
|
||
|
|
$({ target: 'Array', proto: true, forced: !HAS_SPECIES_SUPPORT || !USES_TO_LENGTH }, {
|
||
|
|
map: function map(callbackfn /* , thisArg */) {
|
||
|
|
return $map(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
|
||
|
|
}
|
||
|
|
});
|