diff options
Diffstat (limited to 'src/3rdparty/masm/yarr/YarrSyntaxChecker.cpp')
-rw-r--r-- | src/3rdparty/masm/yarr/YarrSyntaxChecker.cpp | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/src/3rdparty/masm/yarr/YarrSyntaxChecker.cpp b/src/3rdparty/masm/yarr/YarrSyntaxChecker.cpp new file mode 100644 index 0000000000..aa98c4a354 --- /dev/null +++ b/src/3rdparty/masm/yarr/YarrSyntaxChecker.cpp @@ -0,0 +1,59 @@ +/* + * Copyright (C) 2011 Apple Inc. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, + * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY + * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include "config.h" +#include "YarrSyntaxChecker.h" + +#include "YarrParser.h" + +namespace JSC { namespace Yarr { + +class SyntaxChecker { +public: + void assertionBOL() {} + void assertionEOL() {} + void assertionWordBoundary(bool) {} + void atomPatternCharacter(UChar) {} + void atomBuiltInCharacterClass(BuiltInCharacterClassID, bool) {} + void atomCharacterClassBegin(bool = false) {} + void atomCharacterClassAtom(UChar) {} + void atomCharacterClassRange(UChar, UChar) {} + void atomCharacterClassBuiltIn(BuiltInCharacterClassID, bool) {} + void atomCharacterClassEnd() {} + void atomParenthesesSubpatternBegin(bool = true) {} + void atomParentheticalAssertionBegin(bool = false) {} + void atomParenthesesEnd() {} + void atomBackReference(unsigned) {} + void quantifyAtom(unsigned, unsigned, bool) {} + void disjunction() {} +}; + +const char* checkSyntax(const String& pattern) +{ + SyntaxChecker syntaxChecker; + return parse(syntaxChecker, pattern); +} + +}} // JSC::YARR |