diff options
Diffstat (limited to 'js/src/tests/test262/language/statements/for-of/dstr/var-ary-ptrn-rest-not-final-id.js')
-rw-r--r-- | js/src/tests/test262/language/statements/for-of/dstr/var-ary-ptrn-rest-not-final-id.js | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/for-of/dstr/var-ary-ptrn-rest-not-final-id.js b/js/src/tests/test262/language/statements/for-of/dstr/var-ary-ptrn-rest-not-final-id.js new file mode 100644 index 0000000000..e1d647b8d6 --- /dev/null +++ b/js/src/tests/test262/language/statements/for-of/dstr/var-ary-ptrn-rest-not-final-id.js @@ -0,0 +1,55 @@ +// |reftest| error:SyntaxError +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-not-final-id.case +// - src/dstr-binding/default/for-of-var.template +/*--- +description: Rest element (identifier) may not be followed by any element (for-of statement) +esid: sec-for-in-and-for-of-statements-runtime-semantics-labelledevaluation +features: [destructuring-binding] +flags: [generated] +negative: + phase: parse + type: SyntaxError +info: | + IterationStatement : + for ( var ForBinding of AssignmentExpression ) Statement + + [...] + 3. Return ForIn/OfBodyEvaluation(ForBinding, Statement, keyResult, + varBinding, labelSet). + + 13.7.5.13 Runtime Semantics: ForIn/OfBodyEvaluation + + [...] + 3. Let destructuring be IsDestructuring of lhs. + [...] + 5. Repeat + [...] + h. If destructuring is false, then + [...] + i. Else + i. If lhsKind is assignment, then + [...] + ii. Else if lhsKind is varBinding, then + 1. Assert: lhs is a ForBinding. + 2. Let status be the result of performing BindingInitialization + for lhs passing nextValue and undefined as the arguments. + [...] + + 13.3.3 Destructuring Binding Patterns + ArrayBindingPattern[Yield] : + [ Elisionopt BindingRestElement[?Yield]opt ] + [ BindingElementList[?Yield] ] + [ BindingElementList[?Yield] , Elisionopt BindingRestElement[?Yield]opt ] +---*/ +$DONOTEVALUATE(); + +var iterCount = 0; + +for (var [...x, y] of [[1, 2, 3]]) { + + + iterCount += 1; +} + +assert.sameValue(iterCount, 1, 'Iteration occurred as expected'); |