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784824895d
Closes #572 Introduce tests for new semantics for ES2015 features such as lexically-scoped bindings. Also add tests for semantics defined in prior editions of the specification but not yet covered in this test suite.
25 lines
841 B
JavaScript
25 lines
841 B
JavaScript
// Copyright (C) 2016 the V8 project authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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esid: sec-performeval
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description: >
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Direct eval code creates `class` bindings prior to evaluation, but does not
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initialize them.
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info: |
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[...]
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14. For each element d in lexDeclarations do
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a. NOTE Lexically declared names are only instantiated here but not
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initialized.
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b. For each element dn of the BoundNames of d do
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i. If IsConstantDeclaration of d is true, then
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1. Perform ? lexEnvRec.CreateImmutableBinding(dn, true).
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ii. Else,
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2. Perform ? lexEnvRec.CreateMutableBinding(dn, false).
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[...]
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features: [class]
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---*/
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assert.throws(ReferenceError, function() {
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eval('typeof C; class C {}');
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});
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