diff options
Diffstat (limited to 'js/src/tests/test262/language/statements/for/dstr/var-ary-ptrn-elision-iter-close.js')
-rw-r--r-- | js/src/tests/test262/language/statements/for/dstr/var-ary-ptrn-elision-iter-close.js | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/for/dstr/var-ary-ptrn-elision-iter-close.js b/js/src/tests/test262/language/statements/for/dstr/var-ary-ptrn-elision-iter-close.js new file mode 100644 index 0000000000..99ebd655bb --- /dev/null +++ b/js/src/tests/test262/language/statements/for/dstr/var-ary-ptrn-elision-iter-close.js @@ -0,0 +1,48 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elision-iter-close.case +// - src/dstr-binding/iter-close/for-var.template +/*--- +description: The iterator is properly consumed by the destructuring pattern (for statement) +esid: sec-for-statement-runtime-semantics-labelledevaluation +features: [generators, destructuring-binding] +flags: [generated] +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. +---*/ +const iter = (function* () { + yield; + yield; +})(); + + +function fn() { + for (var [,] = iter; ; ) { + return; + } +} + +fn(); + +assert.sameValue(iter.next().done, true, 'iteration occurred as expected'); + +reportCompare(0, 0); |