diff options
Diffstat (limited to 'js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-fn-name-gen.js')
-rw-r--r-- | js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-fn-name-gen.js | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-fn-name-gen.js b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-fn-name-gen.js new file mode 100644 index 0000000000..07c213741a --- /dev/null +++ b/js/src/tests/test262/language/statements/function/dstr/ary-ptrn-elem-id-init-fn-name-gen.js @@ -0,0 +1,66 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-elem-id-init-fn-name-gen.case +// - src/dstr-binding/default/func-decl.template +/*--- +description: SingleNameBinding assigns name to "anonymous" generator functions (function declaration) +esid: sec-function-definitions-runtime-semantics-instantiatefunctionobject +features: [generators, destructuring-binding] +flags: [generated] +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. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + + SingleNameBinding : BindingIdentifier Initializeropt + + [...] + 6. If Initializer is present and v is undefined, then + a. Let defaultValue be the result of evaluating Initializer. + b. Let v be GetValue(defaultValue). + c. ReturnIfAbrupt(v). + d. If IsAnonymousFunctionDefinition(Initializer) is true, then + [...] + 7. If environment is undefined, return PutValue(lhs, v). + 8. Return InitializeReferencedBinding(lhs, v). + +---*/ + +var callCount = 0; +function f([gen = function* () {}, xGen = function* x() {}]) { + assert.sameValue(gen.name, 'gen'); + assert.notSameValue(xGen.name, 'xGen'); + callCount = callCount + 1; +}; +f([]); +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); |