diff options
Diffstat (limited to 'js/src/tests/test262/language/statements/generators/dstr/dflt-obj-ptrn-prop-ary-trailing-comma.js')
-rw-r--r-- | js/src/tests/test262/language/statements/generators/dstr/dflt-obj-ptrn-prop-ary-trailing-comma.js | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/generators/dstr/dflt-obj-ptrn-prop-ary-trailing-comma.js b/js/src/tests/test262/language/statements/generators/dstr/dflt-obj-ptrn-prop-ary-trailing-comma.js new file mode 100644 index 0000000000..79044cc81e --- /dev/null +++ b/js/src/tests/test262/language/statements/generators/dstr/dflt-obj-ptrn-prop-ary-trailing-comma.js @@ -0,0 +1,56 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/obj-ptrn-prop-ary-trailing-comma.case +// - src/dstr-binding/default/gen-func-decl-dflt.template +/*--- +description: Trailing comma is allowed following BindingPropertyList (generator function declaration (default parameter)) +esid: sec-generator-function-definitions-runtime-semantics-instantiatefunctionobject +features: [generators, destructuring-binding, default-parameters] +flags: [generated] +info: | + GeneratorDeclaration : function * ( FormalParameters ) { GeneratorBody } + + [...] + 2. Let F be GeneratorFunctionCreate(Normal, FormalParameters, + GeneratorBody, scope, strict). + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3 Destructuring Binding Patterns + + ObjectBindingPattern[Yield] : + { } + { BindingPropertyList[?Yield] } + { BindingPropertyList[?Yield] , } +---*/ + +var callCount = 0; +function* f({ x: [y], } = { x: [45] }) { + assert.sameValue(y,45); + callCount = callCount + 1; +}; +f().next(); +assert.sameValue(callCount, 1, 'generator function invoked exactly once'); + +reportCompare(0, 0); |