Strict mode Failing
Expected no error, got SyntaxError: warning: the variable "xNonStrict" was not declared in function "global"
Features:
- let
Expected no error, got SyntaxError: warning: the variable "xNonStrict" was not declared in function "global"
// 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-performeval
description: >
Indirect eval code creates a new declarative environment for
lexically-scoped declarations (let)
info: |
[...]
9. If direct is true, then
[...]
10. Else,
a. Let lexEnv be NewDeclarativeEnvironment(evalRealm.[[GlobalEnv]]).
[...]
features: [let]
---*/
let outside = 23;
(0,eval)('let outside;');
(0,eval)('"use strict"; let outside;');
(0,eval)('let xNonStrict = 3;');
assert.sameValue(typeof xNonStrict, 'undefined');
assert.throws(ReferenceError, function() {
xNonStrict;
});
(0,eval)('"use strict"; let xStrict = 3;');
assert.sameValue(typeof xStrict, 'undefined');
assert.throws(ReferenceError, function() {
xStrict;
});