test262/test/language/statements/async-generator/dstr-obj-ptrn-id-init-throw...

40 lines
1.2 KiB
JavaScript

// This file was procedurally generated from the following sources:
// - src/dstr-binding/obj-ptrn-id-init-throws.case
// - src/dstr-binding/error/async-gen-func-decl.template
/*---
description: Error thrown when evaluating the initializer (async generator function declaration)
esid: sec-asyncgenerator-definitions-instantiatefunctionobject
features: [async-iteration]
flags: [generated]
info: |
AsyncGeneratorDeclaration : async [no LineTerminator here] function * BindingIdentifier
( FormalParameters ) { AsyncGeneratorBody }
[...]
3. Let F be ! AsyncGeneratorFunctionCreate(Normal, FormalParameters, AsyncGeneratorBody,
scope, strict).
[...]
13.3.3.7 Runtime Semantics: KeyedBindingInitialization
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).
---*/
function thrower() {
throw new Test262Error();
}
async function* f({ x = thrower() }) {
};
assert.throws(Test262Error, function() {
f({});
});