diff options
Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-init-obj.js | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-init-obj.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-init-obj.js new file mode 100644 index 0000000000..fc213f29da --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-rest-init-obj.js @@ -0,0 +1,59 @@ +// |reftest| error:SyntaxError +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-init-obj.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: Rest element (nested object pattern) does not support initializer (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [destructuring-binding] +flags: [generated] +negative: + phase: parse + type: SyntaxError +info: | + FunctionDeclaration : + function BindingIdentifier ( FormalParameters ) { FunctionBody } + + [...] + 3. Let F be FunctionCreate(Normal, FormalParameters, FunctionBody, + 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 + ArrayBindingPattern[Yield] : + [ Elisionopt BindingRestElement[?Yield]opt ] + [ BindingElementList[?Yield] ] + [ BindingElementList[?Yield] , Elisionopt BindingRestElement[?Yield]opt ] +---*/ +$DONOTEVALUATE(); + +var callCount = 0; +function f([...{ x } = []]) { + + callCount = callCount + 1; +}; +f([]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); |