diff options
Diffstat (limited to 'js/src/tests/test262/language/expressions/async-generator/dstr/named-ary-ptrn-rest-not-final-ary.js')
-rw-r--r-- | js/src/tests/test262/language/expressions/async-generator/dstr/named-ary-ptrn-rest-not-final-ary.js | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/expressions/async-generator/dstr/named-ary-ptrn-rest-not-final-ary.js b/js/src/tests/test262/language/expressions/async-generator/dstr/named-ary-ptrn-rest-not-final-ary.js new file mode 100644 index 0000000000..582a9482ad --- /dev/null +++ b/js/src/tests/test262/language/expressions/async-generator/dstr/named-ary-ptrn-rest-not-final-ary.js @@ -0,0 +1,41 @@ +// |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/async-gen-func-named-expr.template +/*--- +description: Rest element (array binding pattern) may not be followed by any element (async generator named function expression) +esid: sec-asyncgenerator-definitions-evaluation +features: [async-iteration] +flags: [generated] +negative: + phase: parse + type: SyntaxError +info: | + AsyncGeneratorExpression : async [no LineTerminator here] function * BindingIdentifier + ( FormalParameters ) { AsyncGeneratorBody } + + [...] + 7. Let closure be ! AsyncGeneratorFunctionCreate(Normal, FormalParameters, + AsyncGeneratorBody, funcEnv, strict). + [...] + + + 13.3.3 Destructuring Binding Patterns + ArrayBindingPattern[Yield] : + [ Elisionopt BindingRestElement[?Yield]opt ] + [ BindingElementList[?Yield] ] + [ BindingElementList[?Yield] , Elisionopt BindingRestElement[?Yield]opt ] +---*/ +$DONOTEVALUATE(); + + +var callCount = 0; +var f; +f = async function* h([...[x], y]) { + + callCount = callCount + 1; +}; + +f([1, 2, 3]).next().then(() => { + assert.sameValue(callCount, 1, 'invoked exactly once'); +}).then($DONE, $DONE); |