'use strict'; var $TypeError = require('es-errors/type'); var isPropertyDescriptor = require('../helpers/records/property-descriptor'); var DefineOwnProperty = require('../helpers/DefineOwnProperty'); var FromPropertyDescriptor = require('./FromPropertyDescriptor'); var IsDataDescriptor = require('./IsDataDescriptor'); var IsPropertyKey = require('./IsPropertyKey'); var SameValue = require('./SameValue'); var ToPropertyDescriptor = require('./ToPropertyDescriptor'); var Type = require('./Type'); // https://262.ecma-international.org/6.0/#sec-definepropertyorthrow module.exports = function DefinePropertyOrThrow(O, P, desc) { if (Type(O) !== 'Object') { throw new $TypeError('Assertion failed: Type(O) is not Object'); } if (!IsPropertyKey(P)) { throw new $TypeError('Assertion failed: IsPropertyKey(P) is not true'); } var Desc = isPropertyDescriptor(desc) ? desc : ToPropertyDescriptor(desc); if (!isPropertyDescriptor(Desc)) { throw new $TypeError('Assertion failed: Desc is not a valid Property Descriptor'); } return DefineOwnProperty( IsDataDescriptor, SameValue, FromPropertyDescriptor, O, P, Desc ); };