mirror of https://github.com/tc39/test262.git
31 lines
902 B
JavaScript
31 lines
902 B
JavaScript
// Copyright (C) 2023 Alexey Shvayka. All rights reserved.
|
|
// This code is governed by the BSD license found in the LICENSE file.
|
|
/*---
|
|
esid: sec-globaldeclarationinstantiation
|
|
description: Let binding collision with existing var declaration that was created via eval().
|
|
info: |
|
|
[...]
|
|
3. For each element name of lexNames, do
|
|
a. If env.HasVarDeclaration(name) is true, throw a SyntaxError exception.
|
|
flags: [noStrict]
|
|
---*/
|
|
|
|
eval('var test262Var;');
|
|
eval('function test262Fn() {}');
|
|
|
|
assert.throws(SyntaxError, function() {
|
|
$262.evalScript('var x; let test262Var;');
|
|
}, 'variable');
|
|
|
|
assert.throws(ReferenceError, function() {
|
|
x;
|
|
}, 'no bindings created (script shadowing variable)');
|
|
|
|
assert.throws(SyntaxError, function() {
|
|
$262.evalScript('var x; let test262Fn;');
|
|
}, 'function');
|
|
|
|
assert.throws(ReferenceError, function() {
|
|
x;
|
|
}, 'no bindings created (script shadowing function)');
|