diff options
Diffstat (limited to 'js/src/tests/test262/language/expressions/async-generator/dstr/obj-ptrn-prop-id-trailing-comma.js')
-rw-r--r-- | js/src/tests/test262/language/expressions/async-generator/dstr/obj-ptrn-prop-id-trailing-comma.js | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/expressions/async-generator/dstr/obj-ptrn-prop-id-trailing-comma.js b/js/src/tests/test262/language/expressions/async-generator/dstr/obj-ptrn-prop-id-trailing-comma.js new file mode 100644 index 0000000000..2ad14b75bc --- /dev/null +++ b/js/src/tests/test262/language/expressions/async-generator/dstr/obj-ptrn-prop-id-trailing-comma.js @@ -0,0 +1,42 @@ +// |reftest| async +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-id-trailing-comma.case +// - src/dstr-binding/default/async-gen-func-expr.template +/*--- +description: Trailing comma is allowed following BindingPropertyList (async generator function expression) +esid: sec-asyncgenerator-definitions-evaluation +features: [async-iteration] +flags: [generated, async] +info: | + AsyncGeneratorExpression : async [no LineTerminator here] function * ( FormalParameters ) { + AsyncGeneratorBody } + + [...] + 3. Let closure be ! AsyncGeneratorFunctionCreate(Normal, FormalParameters, + AsyncGeneratorBody, scope, strict). + [...] + + + 13.3.3 Destructuring Binding Patterns + + ObjectBindingPattern[Yield] : + { } + { BindingPropertyList[?Yield] } + { BindingPropertyList[?Yield] , } +---*/ + + +var callCount = 0; +var f; +f = async function*({ x: y, }) { + assert.sameValue(y, 23); + + assert.throws(ReferenceError, function() { + x; + }); + callCount = callCount + 1; +}; + +f({ x: 23 }).next().then(() => { + assert.sameValue(callCount, 1, 'invoked exactly once'); +}).then($DONE, $DONE); |