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Editing: GetMethod.js
'use strict'; var GetIntrinsic = require('get-intrinsic'); var $TypeError = GetIntrinsic('%TypeError%'); var GetV = require('./GetV'); var IsCallable = require('./IsCallable'); var IsPropertyKey = require('./IsPropertyKey'); // https://ecma-international.org/ecma-262/6.0/#sec-getmethod module.exports = function GetMethod(O, P) { // 7.3.9.1 if (!IsPropertyKey(P)) { throw new $TypeError('Assertion failed: IsPropertyKey(P) is not true'); } // 7.3.9.2 var func = GetV(O, P); // 7.3.9.4 if (func == null) { return void 0; } // 7.3.9.5 if (!IsCallable(func)) { throw new $TypeError(P + 'is not a function'); } // 7.3.9.6 return func; };
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