// Copyright (C) 2018 André Bargull. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- esid: sec-object.assign description: > Symbol-valued properties are copied after String-valued properties. info: | 19.1.2.1 Object.assign ( target, ...sources ) ... 4. For each element nextSource of sources, in ascending index order, do a. ... b. Else, i. Let from be ! ToObject(nextSource). ii. Let keys be ? from.[[OwnPropertyKeys]](). c. For each element nextKey of keys in List order, do ... ... 9.1.11.1 OrdinaryOwnPropertyKeys ( O ) ... 3. For each own property key P of O that is a String but is not an integer index, in ascending chronological order of property creation, do a. Add P as the last element of keys. 4. For each own property key P of O that is a Symbol, in ascending chronological order of property creation, do a. Add P as the last element of keys. ... includes: [compareArray.js] ---*/ var log = []; var sym1 = Symbol("x"); var sym2 = Symbol("y"); var source = {}; Object.defineProperty(source, sym1, { get: function(){ log.push("get sym(x)") }, enumerable: true, configurable: true, }); Object.defineProperty(source, "a", { get: function(){ log.push("get a") }, enumerable: true, configurable: true, }); Object.defineProperty(source, sym2, { get: function(){ log.push("get sym(y)") }, enumerable: true, configurable: true, }); Object.defineProperty(source, "b", { get: function(){ log.push("get b") }, enumerable: true, configurable: true, }); var target = Object.assign({}, source); assert.compareArray(log, ["get a", "get b", "get sym(x)", "get sym(y)"]); reportCompare(0, 0);