diff options
Diffstat (limited to 'js/src/tests/test262/language/statements/variable/dstr/ary-ptrn-rest-id-exhausted.js')
-rw-r--r-- | js/src/tests/test262/language/statements/variable/dstr/ary-ptrn-rest-id-exhausted.js | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/variable/dstr/ary-ptrn-rest-id-exhausted.js b/js/src/tests/test262/language/statements/variable/dstr/ary-ptrn-rest-id-exhausted.js new file mode 100644 index 0000000000..574e98191f --- /dev/null +++ b/js/src/tests/test262/language/statements/variable/dstr/ary-ptrn-rest-id-exhausted.js @@ -0,0 +1,35 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-id-exhausted.case +// - src/dstr-binding/default/var-stmt.template +/*--- +description: RestElement applied to an exhausted iterator (`var` statement) +esid: sec-variable-statement-runtime-semantics-evaluation +features: [Symbol.iterator, destructuring-binding] +flags: [generated] +info: | + 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. + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + BindingRestElement : ... BindingIdentifier + 1. Let lhs be ResolveBinding(StringValue of BindingIdentifier, + environment). + 2. ReturnIfAbrupt(lhs). 3. Let A be ArrayCreate(0). 4. Let n=0. 5. Repeat, + [...] + b. If iteratorRecord.[[done]] is true, then + i. If environment is undefined, return PutValue(lhs, A). + ii. Return InitializeReferencedBinding(lhs, A). + +---*/ + +var [, , ...x] = [1, 2]; + +assert(Array.isArray(x)); +assert.sameValue(x.length, 0); + +reportCompare(0, 0); |