test262/src/dstr-binding/ary-ptrn-elem-obj-val-undef...

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// Copyright (C) 2016 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
desc: Nested object destructuring with a value of `undefined`
template: error
info: |
13.3.3.6 Runtime Semantics: IteratorBindingInitialization
BindingElement : BindingPattern Initializeropt
1. If iteratorRecord.[[done]] is false, then
[...]
e. Else
i. Let v be IteratorValue(next).
[...]
4. Return the result of performing BindingInitialization of BindingPattern
with v and environment as the arguments.
13.3.3.5 Runtime Semantics: BindingInitialization
BindingPattern : ObjectBindingPattern
1. Let valid be RequireObjectCoercible(value).
2. ReturnIfAbrupt(valid).
---*/
//- elems
[{ x }]
//- vals
[]
//- error
TypeError