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// Copyright (C) 2016 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es6id: 13.7.5.11
description: >
Completion value when head has a declaration and iteration is cancelled
info: |
IterationStatement : for ( var ForBinding in Expression ) Statement
1. Let keyResult be ForIn/OfHeadEvaluation( « », Expression, enumerate).
2. ReturnIfAbrupt(keyResult).
3. Return ForIn/OfBodyEvaluation(ForBinding, Statement, keyResult,
varBinding, labelSet).
13.7.5.13 Runtime Semantics: ForIn/OfBodyEvaluation
[...]
2. Let V = undefined.
[...]
5. Repeat
a. Let nextResult be IteratorStep(iterator).
b. ReturnIfAbrupt(nextResult).
c. If nextResult is false, return NormalCompletion(V).
[...]
k. Let result be the result of evaluating stmt.
[...]
m. If LoopContinues(result, labelSet) is false, return
IteratorClose(iterator, UpdateEmpty(result, V)).
---*/
assert.sameValue(eval('1; for (var a in { x: 0 }) { break; }'), undefined);
assert.sameValue(eval('2; for (var b in { x: 0 }) { 3; break; }'), 3);
assert.sameValue(
eval('4; outer: do { for (var a in { x: 0 }) { continue outer; } } while (false)'),
undefined
);
assert.sameValue(
eval('5; outer: do { for (var b in { x: 0 }) { 6; continue outer; } } while (false)'),
6
);
reportCompare(0, 0);