charlike/templates/node_modules/core-js/modules/_add-to-unscopables.js

Small, fast, simple and streaming project scaffolder for myself, but not only. Supports hundreds of template engines through the @JSTransformers API or if you want custom `render` function passed through options

// 22.1.3.31 Array.prototype[@@unscopables]
var UNSCOPABLES = require('./_wks')('unscopables')
  , ArrayProto  = Array.prototype;
if(ArrayProto[UNSCOPABLES] == undefined)require('./_hide')(ArrayProto, UNSCOPABLES, {});
module.exports = function(key){
  ArrayProto[UNSCOPABLES][key] = true;
};