mirror of https://github.com/tc39/test262.git
46 lines
1.3 KiB
JavaScript
46 lines
1.3 KiB
JavaScript
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// Copyright (C) 2015 André Bargull. 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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description: Extension B.1.4 is not applied for Unicode RegExp
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info: >
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The compatibility extensions defined in B.1.4 Regular Expressions Patterns
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are not applied for Unicode RegExp.
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Tested extension: "IdentityEscape[U] :: [~U] SourceCharacter but not c"
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es6id: 21.1.2
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---*/
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function isAlpha(c) {
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return ("A" <= c && c <= "Z") || ("a" <= c && c <= "z");
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}
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// "c ControlLetter" sequence in AtomEscape.
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//
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// AtomEscape[U] :: CharacterEscape[?U]
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// CharacterEscape[U] :: c ControlLetter
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assert.throws(SyntaxError, function() { RegExp("\\c", "u"); });
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for (var cu = 0x00; cu <= 0x7f; ++cu) {
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var s = String.fromCharCode(cu);
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if (!isAlpha(s)) {
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assert.throws(SyntaxError, function() {
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RegExp("\\c" + s, "u");
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}, "ControlLetter '" + s + "'");
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}
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}
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// "c ControlLetter" sequence in ClassEscape.
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//
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// ClassEscape[U] :: CharacterEscape[?U]
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// CharacterEscape[U] :: c ControlLetter
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assert.throws(SyntaxError, function() { RegExp("[\\c]", "u"); });
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for (var cu = 0x00; cu <= 0x7f; ++cu) {
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var s = String.fromCharCode(cu);
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if (!isAlpha(s)) {
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assert.throws(SyntaxError, function() {
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RegExp("[\\c" + s + "]", "u");
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}, "ControlLetter '" + s + "'");
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}
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}
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