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// |reftest| async
// This file was procedurally generated from the following sources:
// - src/dstr-binding/obj-ptrn-prop-id.case
// - src/dstr-binding/default/async-gen-func-decl.template
/*---
description: Binding as specified via property name and identifier (async generator function declaration)
esid: sec-asyncgenerator-definitions-instantiatefunctionobject
features: [async-iteration]
flags: [generated, async]
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
[...]
8. Return InitializeReferencedBinding(lhs, v).
---*/
var callCount = 0;
async function* f({ x: y }) {
assert.sameValue(y, 23);
assert.throws(ReferenceError, function() {
x;
});
callCount = callCount + 1;
};
f({ x: 23 }).next().then(() => {
assert.sameValue(callCount, 1, 'invoked exactly once');
}).then($DONE, $DONE);
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