1 /*
2 * Copyright (C) 2011 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26 #include "config.h"
27 #include "YarrSyntaxChecker.h"
28
29 #include "YarrParser.h"
30
31 namespace JSC { namespace Yarr {
32
33 class SyntaxChecker {
34 public:
assertionBOL()35 void assertionBOL() {}
assertionEOL()36 void assertionEOL() {}
assertionWordBoundary(bool)37 void assertionWordBoundary(bool) {}
atomPatternCharacter(UChar)38 void atomPatternCharacter(UChar) {}
atomBuiltInCharacterClass(BuiltInCharacterClassID,bool)39 void atomBuiltInCharacterClass(BuiltInCharacterClassID, bool) {}
atomCharacterClassBegin(bool=false)40 void atomCharacterClassBegin(bool = false) {}
atomCharacterClassAtom(UChar)41 void atomCharacterClassAtom(UChar) {}
atomCharacterClassRange(UChar,UChar)42 void atomCharacterClassRange(UChar, UChar) {}
atomCharacterClassBuiltIn(BuiltInCharacterClassID,bool)43 void atomCharacterClassBuiltIn(BuiltInCharacterClassID, bool) {}
atomCharacterClassEnd()44 void atomCharacterClassEnd() {}
atomParenthesesSubpatternBegin(bool=true)45 void atomParenthesesSubpatternBegin(bool = true) {}
atomParentheticalAssertionBegin(bool=false)46 void atomParentheticalAssertionBegin(bool = false) {}
atomParenthesesEnd()47 void atomParenthesesEnd() {}
atomBackReference(unsigned)48 void atomBackReference(unsigned) {}
quantifyAtom(unsigned,unsigned,bool)49 void quantifyAtom(unsigned, unsigned, bool) {}
disjunction()50 void disjunction() {}
51 };
52
checkSyntax(const UString & pattern)53 const char* checkSyntax(const UString& pattern)
54 {
55 SyntaxChecker syntaxChecker;
56 return parse(syntaxChecker, pattern);
57 }
58
59 }} // JSC::YARR
60