prop-desc.js (968B)
1 // |reftest| shell-option(--enable-iterator-sequencing) skip-if(!Iterator.concat||!xulRuntime.shell) -- iterator-sequencing is not enabled unconditionally, requires shell-options 2 // Copyright (C) 2024 André Bargull. All rights reserved. 3 // This code is governed by the BSD license found in the LICENSE file. 4 5 /*--- 6 esid: sec-iterator.concat 7 description: > 8 Property descriptor of Iterator.concat 9 info: | 10 Iterator.concat 11 12 * is the initial value of the Iterator.concat property of the global object. 13 14 17 ECMAScript Standard Built-in Objects 15 16 Every other data property described in clauses 18 through 26 and in Annex B.2 17 has the attributes { [[Writable]]: true, [[Enumerable]]: false, 18 [[Configurable]]: true } unless otherwise specified. 19 features: [iterator-sequencing] 20 includes: [propertyHelper.js] 21 ---*/ 22 23 verifyProperty(Iterator, "concat", { 24 value: Iterator.concat, 25 writable: true, 26 enumerable: false, 27 configurable: true, 28 }); 29 30 reportCompare(0, 0);