summaryrefslogtreecommitdiffstats
path: root/js/src/tests/test262/language/statements/for-of/dstr/var-ary-ptrn-rest-not-final-ary.js
diff options
context:
space:
mode:
Diffstat (limited to 'js/src/tests/test262/language/statements/for-of/dstr/var-ary-ptrn-rest-not-final-ary.js')
-rw-r--r--js/src/tests/test262/language/statements/for-of/dstr/var-ary-ptrn-rest-not-final-ary.js55
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-ary.js b/js/src/tests/test262/language/statements/for-of/dstr/var-ary-ptrn-rest-not-final-ary.js
new file mode 100644
index 0000000000..e86e6dcb97
--- /dev/null
+++ b/js/src/tests/test262/language/statements/for-of/dstr/var-ary-ptrn-rest-not-final-ary.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-ary.case
+// - src/dstr-binding/default/for-of-var.template
+/*---
+description: Rest element (array binding pattern) 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');