| 123456789101112131415161718192021222324252627282930313233343536373839404142 | 'use strict';var $TypeError = require('es-errors/type');var DefinePropertyOrThrow = require('./DefinePropertyOrThrow');var IsExtensible = require('./IsExtensible');var isObject = require('../helpers/isObject');var isPropertyKey = require('../helpers/isPropertyKey');// https://262.ecma-international.org/13.0/#sec-definemethodpropertymodule.exports = function DefineMethodProperty(homeObject, key, closure, enumerable) {	if (!isObject(homeObject)) {		throw new $TypeError('Assertion failed: `homeObject` is not an Object');	}	if (!isPropertyKey(key)) {		throw new $TypeError('Assertion failed: `key` is not a Property Key or a Private Name');	}	if (typeof closure !== 'function') {		throw new $TypeError('Assertion failed: `closure` is not a function');	}	if (typeof enumerable !== 'boolean') {		throw new $TypeError('Assertion failed: `enumerable` is not a Boolean');	}	// 1. Assert: homeObject is an ordinary, extensible object with no non-configurable properties.	if (!IsExtensible(homeObject)) {		throw new $TypeError('Assertion failed: `homeObject` is not an ordinary, extensible object, with no non-configurable properties');	}	// 2. If key is a Private Name, then	//  a. Return PrivateElement { [[Key]]: key, [[Kind]]: method, [[Value]]: closure }.	// 3. Else,	var desc = { // step 3.a		'[[Value]]': closure,		'[[Writable]]': true,		'[[Enumerable]]': enumerable,		'[[Configurable]]': true	};	DefinePropertyOrThrow(homeObject, key, desc); // step 3.b};
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