test262/test/language/statements/for/dstr-var-ary-ptrn-rest-init...

49 lines
1.6 KiB
JavaScript

// This file was procedurally generated from the following sources:
// - src/dstr-binding/ary-ptrn-rest-init-id.case
// - src/dstr-binding/default/for-var.template
/*---
description: Reset element (identifier) does not support initializer (for statement)
esid: sec-for-statement-runtime-semantics-labelledevaluation
es6id: 13.7.4.7
features: [destructuring-binding]
flags: [generated]
negative: SyntaxError
info: |
IterationStatement :
for ( var VariableDeclarationList ; Expressionopt ; Expressionopt ) Statement
1. Let varDcl be the result of evaluating VariableDeclarationList.
[...]
13.3.2.4 Runtime Semantics: Evaluation
VariableDeclarationList : VariableDeclarationList , VariableDeclaration
1. Let next be the result of evaluating VariableDeclarationList.
2. ReturnIfAbrupt(next).
3. Return the result of evaluating VariableDeclaration.
VariableDeclaration : BindingPattern Initializer
1. Let rhs be the result of evaluating Initializer.
2. Let rval be GetValue(rhs).
3. ReturnIfAbrupt(rval).
4. Return the result of performing BindingInitialization for BindingPattern
passing rval and undefined as arguments.
13.3.3 Destructuring Binding Patterns
ArrayBindingPattern[Yield] :
[ Elisionopt BindingRestElement[?Yield]opt ]
[ BindingElementList[?Yield] ]
[ BindingElementList[?Yield] , Elisionopt BindingRestElement[?Yield]opt ]
---*/
var iterCount = 0;
for (var [...x = []] = []; iterCount < 1; ) {
iterCount += 1;
}
assert.sameValue(iterCount, 1, 'Iteration occurred as expected');