test262/test/language/module-code/eval-gtbndng-local-bndng-va...

41 lines
1.1 KiB
JavaScript

// Copyright (C) 2016 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
description: References to local `var` bindings resolve successfully
esid: sec-moduleevaluation
info: |
8.1.1.5.1 GetBindingValue (N, S)
[...]
3. If the binding for N is an indirect binding, then
[...]
5. Return the value currently bound to N in envRec.
15.2.1.16.4 ModuleDeclarationInstantiation( )
[...]
14. Let declaredVarNames be a new empty List.
15. For each element d in varDeclarations do
a. For each element dn of the BoundNames of d do
i. If dn is not an element of declaredVarNames, then
1. Perform ! envRec.CreateMutableBinding(dn, false).
2. Call envRec.InitializeBinding(dn, undefined).
3. Append dn to declaredVarNames.
[...]
13.3.2.4 Runtime Semantics: Evaluation
VariableDeclaration : BindingIdentifier Initializer
[...]
6. Return ? PutValue(lhs, value).
flags: [module]
---*/
var varBinding = 1;
assert.sameValue(varBinding, 1);
varBinding = 2;
assert.sameValue(varBinding, 2);