get-built-in.js 372 B

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  1. 'use strict';
  2. var global = require('../internals/global');
  3. var isCallable = require('../internals/is-callable');
  4. var aFunction = function (argument) {
  5. return isCallable(argument) ? argument : undefined;
  6. };
  7. module.exports = function (namespace, method) {
  8. return arguments.length < 2 ? aFunction(global[namespace]) : global[namespace] && global[namespace][method];
  9. };