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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 no declaration and iteration is cancelled
info: |
IterationStatement :
for ( LeftHandSideExpression of AssignmentExpression ) Statement
1. Let keyResult be the result of performing ForIn/OfHeadEvaluation( « »,
AssignmentExpression, iterate).
2. ReturnIfAbrupt(keyResult).
3. Return ForIn/OfBodyEvaluation(LeftHandSideExpression, Statement,
keyResult, assignment, 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('var a; 1; for (a of [0]) { break; }'), undefined);
assert.sameValue(eval('var b; 2; for (b of [0]) { 3; break; }'), 3);
assert.sameValue(
eval('var a; 4; outer: do { for (a of [0]) { continue outer; } } while (false)'),
undefined
);
assert.sameValue(
eval('var b; 5; outer: do { for (b of [0]) { 6; continue outer; } } while (false)'),
6
);
reportCompare(0, 0);