18344ef408
Until now lookbehind assertions have been quantifiable in non-unicode regexps. This seems to be an oversight in the spec. R=jgruber@chromium.org Bug: v8:7462 Change-Id: Iad0db441089c7510dd2c42a861db92c05545ce1e Reviewed-on: https://chromium-review.googlesource.com/926102 Commit-Queue: Yang Guo <yangguo@chromium.org> Reviewed-by: Jakob Gruber <jgruber@chromium.org> Cr-Commit-Position: refs/heads/master@{#51392}
44 lines
1.9 KiB
JavaScript
44 lines
1.9 KiB
JavaScript
// Copyright 2016 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// test262/data/test/language/literals/regexp/u-dec-esc
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assertThrows("/\\1/u", SyntaxError);
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// test262/language/literals/regexp/u-invalid-char-range-a
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assertThrows("/[\\w-a]/u", SyntaxError);
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// test262/language/literals/regexp/u-invalid-char-range-b
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assertThrows("/[a-\\w]/u", SyntaxError);
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// test262/language/literals/regexp/u-invalid-char-esc
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assertThrows("/\\c/u", SyntaxError);
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assertThrows("/\\c0/u", SyntaxError);
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// test262/built-ins/RegExp/unicode_restricted_quantifiable_assertion
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assertThrows("/(?=.)*/u", SyntaxError);
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assertThrows("/(?=.){1,2}/u", SyntaxError);
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// test262/built-ins/RegExp/unicode_restricted_octal_escape
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assertThrows("/[\\1]/u", SyntaxError);
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assertThrows("/\\00/u", SyntaxError);
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assertThrows("/\\09/u", SyntaxError);
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// test262/built-ins/RegExp/unicode_restricted_identity_escape_alpha
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assertThrows("/[\\c]/u", SyntaxError);
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// test262/built-ins/RegExp/unicode_restricted_identity_escape_c
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assertThrows("/[\\c0]/u", SyntaxError);
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// test262/built-ins/RegExp/unicode_restricted_incomple_quantifier
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assertThrows("/a{/u", SyntaxError);
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assertThrows("/a{1,/u", SyntaxError);
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assertThrows("/{/u", SyntaxError);
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assertThrows("/}/u", SyntaxError);
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// test262/data/test/built-ins/RegExp/unicode_restricted_brackets
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assertThrows("/]/u", SyntaxError);
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// test262/built-ins/RegExp/unicode_identity_escape
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/\//u;
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// escaped \0 is allowed inside a character class.
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assertEquals(["\0"], /[\0]/u.exec("\0"));
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// unless it is followed by another digit.
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assertThrows("/[\\00]/u", SyntaxError);
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assertThrows("/[\\01]/u", SyntaxError);
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assertThrows("/[\\09]/u", SyntaxError);
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assertEquals(["\u{0}1\u{0}a\u{0}"], /[1\0a]+/u.exec("b\u{0}1\u{0}a\u{0}2"));
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// escaped \- is allowed inside a character class.
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assertEquals(["-"], /[a\-z]/u.exec("12-34"));
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