star-array.js (1030B)
1 // Copyright (C) 2013 the V8 project authors. All rights reserved. 2 // This code is governed by the BSD license found in the LICENSE file. 3 /*--- 4 es6id: 25.2 5 description: > 6 When an array is the operand of a `yield *` expression, the generator 7 should produce an iterator that visits each element in order. 8 features: [generators] 9 ---*/ 10 11 function* g() { 12 yield* [1, 2, 3]; 13 } 14 var iter = g(); 15 var result; 16 17 result = iter.next(); 18 assert.sameValue(result.value, 1, 'First result `value`'); 19 assert.sameValue(result.done, false, 'First result `done` flag'); 20 21 result = iter.next(); 22 assert.sameValue(result.value, 2, 'Second result `value`'); 23 assert.sameValue(result.done, false, 'Second result `done` flag'); 24 25 result = iter.next(); 26 assert.sameValue(result.value, 3, 'Third result `value`'); 27 assert.sameValue(result.done, false, 'Third result `done` flag'); 28 29 result = iter.next(); 30 assert.sameValue(result.value, undefined, 'Final result `value`'); 31 assert.sameValue(result.done, true, 'Final result `done` flag'); 32 33 reportCompare(0, 0);