test262/src/dstr-binding/ary-ptrn-elem-id-init-hole....

27 lines
735 B
Plaintext

// Copyright (C) 2016 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
desc: Destructuring initializer with a "hole"
template: default
info: >
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).
[...]
7. If environment is undefined, return PutValue(lhs, v).
8. Return InitializeReferencedBinding(lhs, v).
---*/
//- elems
[x = 23]
//- vals
[,]
//- body
assert.sameValue(x, 23);
// another statement