// This file was procedurally generated from the following sources: // - src/dstr-binding/obj-ptrn-id-init-fn-name-arrow.case // - src/dstr-binding/default/async-gen-func-named-expr-dflt.template /*--- description: SingleNameBinding assigns `name` to arrow functions (async generator named function expression (default parameter)) esid: sec-asyncgenerator-definitions-evaluation features: [async-iteration] flags: [generated, async] info: | AsyncGeneratorExpression : async [no LineTerminator here] function * BindingIdentifier ( FormalParameters ) { AsyncGeneratorBody } [...] 7. Let closure be ! AsyncGeneratorFunctionCreate(Normal, FormalParameters, AsyncGeneratorBody, funcEnv, strict). [...] 13.3.3.7 Runtime Semantics: KeyedBindingInitialization SingleNameBinding : BindingIdentifier Initializeropt [...] 6. If Initializer is present and v is undefined, then [...] d. If IsAnonymousFunctionDefinition(Initializer) is true, then i. Let hasNameProperty be HasOwnProperty(v, "name"). ii. ReturnIfAbrupt(hasNameProperty). iii. If hasNameProperty is false, perform SetFunctionName(v, bindingId). ---*/ var callCount = 0; var f; f = async function* h({ arrow = () => {} } = {}) { assert.sameValue(arrow.name, 'arrow'); callCount = callCount + 1; }; f().next().then(() => { assert.sameValue(callCount, 1, 'invoked exactly once'); }).then($DONE, $DONE);