| // Copyright (C) 2016 the V8 project authors. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| /*--- |
| esid: sec-block-runtime-semantics-evaluation |
| description: Removal of lexical environment for BlockStatement |
| info: | |
| 1. Let oldEnv be the running execution context's LexicalEnvironment. |
| 2. Let blockEnv be NewDeclarativeEnvironment(oldEnv). |
| 3. Perform BlockDeclarationInstantiation(StatementList, blockEnv). |
| 4. Set the running execution context's LexicalEnvironment to blockEnv. |
| 5. Let blockValue be the result of evaluating StatementList. |
| 6. Set the running execution context's LexicalEnvironment to oldEnv. |
| 7. Return blockValue. |
| features: [let] |
| ---*/ |
| |
| var probe; |
| |
| { |
| let x = 'inside'; |
| probe = function() { return x; }; |
| } |
| |
| let x = 'outside'; |
| |
| assert.sameValue(x, 'outside'); |
| assert.sameValue(probe(), 'inside'); |