.config/coc/extensions/node_modules/coc-prettier/node_modules/core-js/modules/es.array.map.js

   1 'use strict';
   2 var $ = require('../internals/export');
   3 var $map = require('../internals/array-iteration').map;
   4 var arrayMethodHasSpeciesSupport = require('../internals/array-method-has-species-support');
   5 var arrayMethodUsesToLength = require('../internals/array-method-uses-to-length');
   6
   7 var HAS_SPECIES_SUPPORT = arrayMethodHasSpeciesSupport('map');
   8 // FF49- issue
   9 var USES_TO_LENGTH = arrayMethodUsesToLength('map');
  10
  11 // `Array.prototype.map` method
  12 // https://tc39.github.io/ecma262/#sec-array.prototype.map
  13 // with adding support of @@species
  14 $({ target: 'Array', proto: true, forced: !HAS_SPECIES_SUPPORT || !USES_TO_LENGTH }, {
  15   map: function map(callbackfn /* , thisArg */) {
  16     return $map(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
  17   }
  18 });