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Diffstat (limited to 'src/shared/cplusplus/Keywords.cpp')
| -rw-r--r-- | src/shared/cplusplus/Keywords.cpp | 1348 |
1 files changed, 1348 insertions, 0 deletions
diff --git a/src/shared/cplusplus/Keywords.cpp b/src/shared/cplusplus/Keywords.cpp new file mode 100644 index 0000000000..180feb341d --- /dev/null +++ b/src/shared/cplusplus/Keywords.cpp @@ -0,0 +1,1348 @@ +/*************************************************************************** +** +** This file is part of Qt Creator +** +** Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). +** +** Contact: Qt Software Information (qt-info@nokia.com) +** +** +** Non-Open Source Usage +** +** Licensees may use this file in accordance with the Qt Beta Version +** License Agreement, Agreement version 2.2 provided with the Software or, +** alternatively, in accordance with the terms contained in a written +** agreement between you and Nokia. +** +** GNU General Public License Usage +** +** Alternatively, this file may be used under the terms of the GNU General +** Public License versions 2.0 or 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the packaging +** of this file. Please review the following information to ensure GNU +** General Public Licensing requirements will be met: +** +** http://www.fsf.org/licensing/licenses/info/GPLv2.html and +** http://www.gnu.org/copyleft/gpl.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt GPL Exception +** version 1.3, included in the file GPL_EXCEPTION.txt in this package. +** +***************************************************************************/ +// Copyright (c) 2008 Roberto Raggi <roberto.raggi@gmail.com> +// +// Permission is hereby granted, free of charge, to any person obtaining a copy +// of this software and associated documentation files (the "Software"), to deal +// in the Software without restriction, including without limitation the rights +// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +// copies of the Software, and to permit persons to whom the Software is +// furnished to do so, subject to the following conditions: +// +// The above copyright notice and this permission notice shall be included in +// all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +// THE SOFTWARE. + +#include "Lexer.h" +#include "Token.h" + +CPLUSPLUS_BEGIN_NAMESPACE + +static inline int classify2(const char *s, bool) { + if (s[0] == 'd') { + if (s[1] == 'o') { + return T_DO; + } + } + else if (s[0] == 'i') { + if (s[1] == 'f') { + return T_IF; + } + } + return T_IDENTIFIER; +} + +static inline int classify3(const char *s, bool) { + if (s[0] == 'a') { + if (s[1] == 's') { + if (s[2] == 'm') { + return T_ASM; + } + } + } + else if (s[0] == 'f') { + if (s[1] == 'o') { + if (s[2] == 'r') { + return T_FOR; + } + } + } + else if (s[0] == 'i') { + if (s[1] == 'n') { + if (s[2] == 't') { + return T_INT; + } + } + } + else if (s[0] == 'n') { + if (s[1] == 'e') { + if (s[2] == 'w') { + return T_NEW; + } + } + } + else if (s[0] == 't') { + if (s[1] == 'r') { + if (s[2] == 'y') { + return T_TRY; + } + } + } + return T_IDENTIFIER; +} + +static inline int classify4(const char *s, bool q) { + if (s[0] == 'a') { + if (s[1] == 'u') { + if (s[2] == 't') { + if (s[3] == 'o') { + return T_AUTO; + } + } + } + } + else if (s[0] == 'b') { + if (s[1] == 'o') { + if (s[2] == 'o') { + if (s[3] == 'l') { + return T_BOOL; + } + } + } + } + else if (s[0] == 'c') { + if (s[1] == 'a') { + if (s[2] == 's') { + if (s[3] == 'e') { + return T_CASE; + } + } + } + else if (s[1] == 'h') { + if (s[2] == 'a') { + if (s[3] == 'r') { + return T_CHAR; + } + } + } + } + else if (s[0] == 'e') { + if (s[1] == 'l') { + if (s[2] == 's') { + if (s[3] == 'e') { + return T_ELSE; + } + } + } + else if (s[1] == 'n') { + if (s[2] == 'u') { + if (s[3] == 'm') { + return T_ENUM; + } + } + } + } + else if (s[0] == 'g') { + if (s[1] == 'o') { + if (s[2] == 't') { + if (s[3] == 'o') { + return T_GOTO; + } + } + } + } + else if (s[0] == 'l') { + if (s[1] == 'o') { + if (s[2] == 'n') { + if (s[3] == 'g') { + return T_LONG; + } + } + } + } + else if (s[0] == 't') { + if (s[1] == 'h') { + if (s[2] == 'i') { + if (s[3] == 's') { + return T_THIS; + } + } + } + else if (s[1] == 'r') { + if (s[2] == 'u') { + if (s[3] == 'e') { + return T_TRUE; + } + } + } + } + else if (s[0] == 'v') { + if (s[1] == 'o') { + if (s[2] == 'i') { + if (s[3] == 'd') { + return T_VOID; + } + } + } + } + else if (q && s[0] == 'S') { + if (s[1] == 'L') { + if (s[2] == 'O') { + if (s[3] == 'T') { + return T_SLOT; + } + } + } + } + return T_IDENTIFIER; +} + +static inline int classify5(const char *s, bool q) { + if (s[0] == '_') { + if (s[1] == '_') { + if (s[2] == 'a') { + if (s[3] == 's') { + if (s[4] == 'm') { + return T___ASM; + } + } + } + } + } + else if (s[0] == 'b') { + if (s[1] == 'r') { + if (s[2] == 'e') { + if (s[3] == 'a') { + if (s[4] == 'k') { + return T_BREAK; + } + } + } + } + } + else if (s[0] == 'c') { + if (s[1] == 'a') { + if (s[2] == 't') { + if (s[3] == 'c') { + if (s[4] == 'h') { + return T_CATCH; + } + } + } + } + else if (s[1] == 'l') { + if (s[2] == 'a') { + if (s[3] == 's') { + if (s[4] == 's') { + return T_CLASS; + } + } + } + } + else if (s[1] == 'o') { + if (s[2] == 'n') { + if (s[3] == 's') { + if (s[4] == 't') { + return T_CONST; + } + } + } + } + } + else if (s[0] == 'f') { + if (s[1] == 'a') { + if (s[2] == 'l') { + if (s[3] == 's') { + if (s[4] == 'e') { + return T_FALSE; + } + } + } + } + else if (s[1] == 'l') { + if (s[2] == 'o') { + if (s[3] == 'a') { + if (s[4] == 't') { + return T_FLOAT; + } + } + } + } + } + else if (s[0] == 's') { + if (s[1] == 'h') { + if (s[2] == 'o') { + if (s[3] == 'r') { + if (s[4] == 't') { + return T_SHORT; + } + } + } + } + else if (q) { + if (s[1] == 'l') { + if (s[2] == 'o') { + if (s[3] == 't') { + if (s[4] == 's') { + return T_SLOTS; + } + } + } + } + } + } + else if (s[0] == 't') { + if (s[1] == 'h') { + if (s[2] == 'r') { + if (s[3] == 'o') { + if (s[4] == 'w') { + return T_THROW; + } + } + } + } + } + else if (s[0] == 'u') { + if (s[1] == 'n') { + if (s[2] == 'i') { + if (s[3] == 'o') { + if (s[4] == 'n') { + return T_UNION; + } + } + } + } + else if (s[1] == 's') { + if (s[2] == 'i') { + if (s[3] == 'n') { + if (s[4] == 'g') { + return T_USING; + } + } + } + } + } + else if (s[0] == 'w') { + if (s[1] == 'h') { + if (s[2] == 'i') { + if (s[3] == 'l') { + if (s[4] == 'e') { + return T_WHILE; + } + } + } + } + } + return T_IDENTIFIER; +} + +static inline int classify6(const char *s, bool q) { + if (s[0] == 'd') { + if (s[1] == 'e') { + if (s[2] == 'l') { + if (s[3] == 'e') { + if (s[4] == 't') { + if (s[5] == 'e') { + return T_DELETE; + } + } + } + } + } + else if (s[1] == 'o') { + if (s[2] == 'u') { + if (s[3] == 'b') { + if (s[4] == 'l') { + if (s[5] == 'e') { + return T_DOUBLE; + } + } + } + } + } + } + else if (s[0] == 'e') { + if (s[1] == 'x') { + if (s[2] == 'p') { + if (s[3] == 'o') { + if (s[4] == 'r') { + if (s[5] == 't') { + return T_EXPORT; + } + } + } + } + else if (s[2] == 't') { + if (s[3] == 'e') { + if (s[4] == 'r') { + if (s[5] == 'n') { + return T_EXTERN; + } + } + } + } + } + } + else if (s[0] == 'f') { + if (s[1] == 'r') { + if (s[2] == 'i') { + if (s[3] == 'e') { + if (s[4] == 'n') { + if (s[5] == 'd') { + return T_FRIEND; + } + } + } + } + } + } + else if (s[0] == 'i') { + if (s[1] == 'n') { + if (s[2] == 'l') { + if (s[3] == 'i') { + if (s[4] == 'n') { + if (s[5] == 'e') { + return T_INLINE; + } + } + } + } + } + } + else if (s[0] == 'p') { + if (s[1] == 'u') { + if (s[2] == 'b') { + if (s[3] == 'l') { + if (s[4] == 'i') { + if (s[5] == 'c') { + return T_PUBLIC; + } + } + } + } + } + } + else if (s[0] == 'r') { + if (s[1] == 'e') { + if (s[2] == 't') { + if (s[3] == 'u') { + if (s[4] == 'r') { + if (s[5] == 'n') { + return T_RETURN; + } + } + } + } + } + } + else if (s[0] == 's') { + if (s[1] == 'i') { + if (s[2] == 'g') { + if (s[3] == 'n') { + if (s[4] == 'e') { + if (s[5] == 'd') { + return T_SIGNED; + } + } + } + } + else if (s[2] == 'z') { + if (s[3] == 'e') { + if (s[4] == 'o') { + if (s[5] == 'f') { + return T_SIZEOF; + } + } + } + } + } + else if (s[1] == 't') { + if (s[2] == 'a') { + if (s[3] == 't') { + if (s[4] == 'i') { + if (s[5] == 'c') { + return T_STATIC; + } + } + } + } + else if (s[2] == 'r') { + if (s[3] == 'u') { + if (s[4] == 'c') { + if (s[5] == 't') { + return T_STRUCT; + } + } + } + } + } + else if (s[1] == 'w') { + if (s[2] == 'i') { + if (s[3] == 't') { + if (s[4] == 'c') { + if (s[5] == 'h') { + return T_SWITCH; + } + } + } + } + } + } + else if (s[0] == 't') { + if (s[1] == 'y') { + if (s[2] == 'p') { + if (s[3] == 'e') { + if (s[4] == 'i') { + if (s[5] == 'd') { + return T_TYPEID; + } + } + else if (s[4] == 'o') { + if (s[5] == 'f') { + return T_TYPEOF; + } + } + } + } + } + } + else if (q && s[0] == 'S') { + if (s[1] == 'I') { + if (s[2] == 'G') { + if (s[3] == 'N') { + if (s[4] == 'A') { + if (s[5] == 'L') { + return T_SIGNAL; + } + } + } + } + } + } + return T_IDENTIFIER; +} + +static inline int classify7(const char *s, bool q) { + if (s[0] == '_') { + if (s[1] == '_') { + if (s[2] == 'a') { + if (s[3] == 's') { + if (s[4] == 'm') { + if (s[5] == '_') { + if (s[6] == '_') { + return T___ASM__; + } + } + } + } + } + else if (s[2] == 'c') { + if (s[3] == 'o') { + if (s[4] == 'n') { + if (s[5] == 's') { + if (s[6] == 't') { + return T___CONST; + } + } + } + } + } + } + } + else if (s[0] == 'd') { + if (s[1] == 'e') { + if (s[2] == 'f') { + if (s[3] == 'a') { + if (s[4] == 'u') { + if (s[5] == 'l') { + if (s[6] == 't') { + return T_DEFAULT; + } + } + } + } + } + } + } + else if (s[0] == 'm') { + if (s[1] == 'u') { + if (s[2] == 't') { + if (s[3] == 'a') { + if (s[4] == 'b') { + if (s[5] == 'l') { + if (s[6] == 'e') { + return T_MUTABLE; + } + } + } + } + } + } + } + else if (s[0] == 'p') { + if (s[1] == 'r') { + if (s[2] == 'i') { + if (s[3] == 'v') { + if (s[4] == 'a') { + if (s[5] == 't') { + if (s[6] == 'e') { + return T_PRIVATE; + } + } + } + } + } + } + } + else if (q && s[0] == 's') { + if (s[1] == 'i') { + if (s[2] == 'g') { + if (s[3] == 'n') { + if (s[4] == 'a') { + if (s[5] == 'l') { + if (s[6] == 's') { + return T_SIGNALS; + } + } + } + } + } + } + } + else if (s[0] == 't') { + if (s[1] == 'y') { + if (s[2] == 'p') { + if (s[3] == 'e') { + if (s[4] == 'd') { + if (s[5] == 'e') { + if (s[6] == 'f') { + return T_TYPEDEF; + } + } + } + } + } + } + } + else if (s[0] == 'v') { + if (s[1] == 'i') { + if (s[2] == 'r') { + if (s[3] == 't') { + if (s[4] == 'u') { + if (s[5] == 'a') { + if (s[6] == 'l') { + return T_VIRTUAL; + } + } + } + } + } + } + } + else if (s[0] == 'w') { + if (s[1] == 'c') { + if (s[2] == 'h') { + if (s[3] == 'a') { + if (s[4] == 'r') { + if (s[5] == '_') { + if (s[6] == 't') { + return T_WCHAR_T; + } + } + } + } + } + } + } + else if (q && s[0] == 'Q') { + if (s[1] == '_') { + if (s[2] == 'S') { + if (s[3] == 'L') { + if (s[4] == 'O') { + if (s[5] == 'T') { + if (s[6] == 'S') { + return T_SLOTS; + } + } + } + } + } + } + } + return T_IDENTIFIER; +} + +static inline int classify8(const char *s, bool) { + if (s[0] == '_') { + if (s[1] == '_') { + if (s[2] == 'i') { + if (s[3] == 'n') { + if (s[4] == 'l') { + if (s[5] == 'i') { + if (s[6] == 'n') { + if (s[7] == 'e') { + return T___INLINE; + } + } + } + } + } + } + else if (s[2] == 't') { + if (s[3] == 'y') { + if (s[4] == 'p') { + if (s[5] == 'e') { + if (s[6] == 'o') { + if (s[7] == 'f') { + return T___TYPEOF; + } + } + } + } + } + } + } + } + else if (s[0] == 'c') { + if (s[1] == 'o') { + if (s[2] == 'n') { + if (s[3] == 't') { + if (s[4] == 'i') { + if (s[5] == 'n') { + if (s[6] == 'u') { + if (s[7] == 'e') { + return T_CONTINUE; + } + } + } + } + } + } + } + } + else if (s[0] == 'e') { + if (s[1] == 'x') { + if (s[2] == 'p') { + if (s[3] == 'l') { + if (s[4] == 'i') { + if (s[5] == 'c') { + if (s[6] == 'i') { + if (s[7] == 't') { + return T_EXPLICIT; + } + } + } + } + } + } + } + } + else if (s[0] == 'o') { + if (s[1] == 'p') { + if (s[2] == 'e') { + if (s[3] == 'r') { + if (s[4] == 'a') { + if (s[5] == 't') { + if (s[6] == 'o') { + if (s[7] == 'r') { + return T_OPERATOR; + } + } + } + } + } + } + } + } + else if (s[0] == 'r') { + if (s[1] == 'e') { + if (s[2] == 'g') { + if (s[3] == 'i') { + if (s[4] == 's') { + if (s[5] == 't') { + if (s[6] == 'e') { + if (s[7] == 'r') { + return T_REGISTER; + } + } + } + } + } + } + } + } + else if (s[0] == 't') { + if (s[1] == 'e') { + if (s[2] == 'm') { + if (s[3] == 'p') { + if (s[4] == 'l') { + if (s[5] == 'a') { + if (s[6] == 't') { + if (s[7] == 'e') { + return T_TEMPLATE; + } + } + } + } + } + } + } + else if (s[1] == 'y') { + if (s[2] == 'p') { + if (s[3] == 'e') { + if (s[4] == 'n') { + if (s[5] == 'a') { + if (s[6] == 'm') { + if (s[7] == 'e') { + return T_TYPENAME; + } + } + } + } + } + } + } + } + else if (s[0] == 'u') { + if (s[1] == 'n') { + if (s[2] == 's') { + if (s[3] == 'i') { + if (s[4] == 'g') { + if (s[5] == 'n') { + if (s[6] == 'e') { + if (s[7] == 'd') { + return T_UNSIGNED; + } + } + } + } + } + } + } + } + else if (s[0] == 'v') { + if (s[1] == 'o') { + if (s[2] == 'l') { + if (s[3] == 'a') { + if (s[4] == 't') { + if (s[5] == 'i') { + if (s[6] == 'l') { + if (s[7] == 'e') { + return T_VOLATILE; + } + } + } + } + } + } + } + } + return T_IDENTIFIER; +} + +static inline int classify9(const char *s, bool q) { + if (s[0] == '_') { + if (s[1] == '_') { + if (s[2] == 'c') { + if (s[3] == 'o') { + if (s[4] == 'n') { + if (s[5] == 's') { + if (s[6] == 't') { + if (s[7] == '_') { + if (s[8] == '_') { + return T___CONST__; + } + } + } + } + } + } + } + } + } + else if (s[0] == 'n') { + if (s[1] == 'a') { + if (s[2] == 'm') { + if (s[3] == 'e') { + if (s[4] == 's') { + if (s[5] == 'p') { + if (s[6] == 'a') { + if (s[7] == 'c') { + if (s[8] == 'e') { + return T_NAMESPACE; + } + } + } + } + } + } + } + } + } + else if (s[0] == 'p') { + if (s[1] == 'r') { + if (s[2] == 'o') { + if (s[3] == 't') { + if (s[4] == 'e') { + if (s[5] == 'c') { + if (s[6] == 't') { + if (s[7] == 'e') { + if (s[8] == 'd') { + return T_PROTECTED; + } + } + } + } + } + } + } + } + } + else if (q && s[0] == 'Q') { + if (s[1] == '_') { + if (s[2] == 'S') { + if (s[3] == 'I') { + if (s[4] == 'G') { + if (s[5] == 'N') { + if (s[6] == 'A') { + if (s[7] == 'L') { + if (s[8] == 'S') { + return T_SIGNALS; + } + } + } + } + } + } + } + } + } + return T_IDENTIFIER; +} + +static inline int classify10(const char *s, bool) { + if (s[0] == '_') { + if (s[1] == '_') { + if (s[2] == 'i') { + if (s[3] == 'n') { + if (s[4] == 'l') { + if (s[5] == 'i') { + if (s[6] == 'n') { + if (s[7] == 'e') { + if (s[8] == '_') { + if (s[9] == '_') { + return T___INLINE__; + } + } + } + } + } + } + } + } + else if (s[2] == 't') { + if (s[3] == 'y') { + if (s[4] == 'p') { + if (s[5] == 'e') { + if (s[6] == 'o') { + if (s[7] == 'f') { + if (s[8] == '_') { + if (s[9] == '_') { + return T___TYPEOF__; + } + } + } + } + } + } + } + } + else if (s[2] == 'v') { + if (s[3] == 'o') { + if (s[4] == 'l') { + if (s[5] == 'a') { + if (s[6] == 't') { + if (s[7] == 'i') { + if (s[8] == 'l') { + if (s[9] == 'e') { + return T___VOLATILE; + } + } + } + } + } + } + } + } + } + } + else if (s[0] == 'c') { + if (s[1] == 'o') { + if (s[2] == 'n') { + if (s[3] == 's') { + if (s[4] == 't') { + if (s[5] == '_') { + if (s[6] == 'c') { + if (s[7] == 'a') { + if (s[8] == 's') { + if (s[9] == 't') { + return T_CONST_CAST; + } + } + } + } + } + } + } + } + } + } + return T_IDENTIFIER; +} + +static inline int classify11(const char *s, bool) { + if (s[0] == '_') { + if (s[1] == '_') { + if (s[2] == 'a') { + if (s[3] == 't') { + if (s[4] == 't') { + if (s[5] == 'r') { + if (s[6] == 'i') { + if (s[7] == 'b') { + if (s[8] == 'u') { + if (s[9] == 't') { + if (s[10] == 'e') { + return T___ATTRIBUTE; + } + } + } + } + } + } + } + } + } + } + } + else if (s[0] == 's') { + if (s[1] == 't') { + if (s[2] == 'a') { + if (s[3] == 't') { + if (s[4] == 'i') { + if (s[5] == 'c') { + if (s[6] == '_') { + if (s[7] == 'c') { + if (s[8] == 'a') { + if (s[9] == 's') { + if (s[10] == 't') { + return T_STATIC_CAST; + } + } + } + } + } + } + } + } + } + } + } + return T_IDENTIFIER; +} + +static inline int classify12(const char *s, bool) { + if (s[0] == '_') { + if (s[1] == '_') { + if (s[2] == 'v') { + if (s[3] == 'o') { + if (s[4] == 'l') { + if (s[5] == 'a') { + if (s[6] == 't') { + if (s[7] == 'i') { + if (s[8] == 'l') { + if (s[9] == 'e') { + if (s[10] == '_') { + if (s[11] == '_') { + return T___VOLATILE__; + } + } + } + } + } + } + } + } + } + } + } + } + else if (s[0] == 'd') { + if (s[1] == 'y') { + if (s[2] == 'n') { + if (s[3] == 'a') { + if (s[4] == 'm') { + if (s[5] == 'i') { + if (s[6] == 'c') { + if (s[7] == '_') { + if (s[8] == 'c') { + if (s[9] == 'a') { + if (s[10] == 's') { + if (s[11] == 't') { + return T_DYNAMIC_CAST; + } + } + } + } + } + } + } + } + } + } + } + } + return T_IDENTIFIER; +} + +static inline int classify13(const char *s, bool) { + if (s[0] == '_') { + if (s[1] == '_') { + if (s[2] == 'a') { + if (s[3] == 't') { + if (s[4] == 't') { + if (s[5] == 'r') { + if (s[6] == 'i') { + if (s[7] == 'b') { + if (s[8] == 'u') { + if (s[9] == 't') { + if (s[10] == 'e') { + if (s[11] == '_') { + if (s[12] == '_') { + return T___ATTRIBUTE__; + } + } + } + } + } + } + } + } + } + } + } + } + } + return T_IDENTIFIER; +} + +static inline int classify16(const char *s, bool) { + if (s[0] == 'r') { + if (s[1] == 'e') { + if (s[2] == 'i') { + if (s[3] == 'n') { + if (s[4] == 't') { + if (s[5] == 'e') { + if (s[6] == 'r') { + if (s[7] == 'p') { + if (s[8] == 'r') { + if (s[9] == 'e') { + if (s[10] == 't') { + if (s[11] == '_') { + if (s[12] == 'c') { + if (s[13] == 'a') { + if (s[14] == 's') { + if (s[15] == 't') { + return T_REINTERPRET_CAST; + } + } + } + } + } + } + } + } + } + } + } + } + } + } + } + } + return T_IDENTIFIER; +} + +int Lexer::classify(const char *s, int n, bool q) { + switch (n) { + case 2: return classify2(s, q); + case 3: return classify3(s, q); + case 4: return classify4(s, q); + case 5: return classify5(s, q); + case 6: return classify6(s, q); + case 7: return classify7(s, q); + case 8: return classify8(s, q); + case 9: return classify9(s, q); + case 10: return classify10(s, q); + case 11: return classify11(s, q); + case 12: return classify12(s, q); + case 13: return classify13(s, q); + case 16: return classify16(s, q); + default: return T_IDENTIFIER; + } // switch +} + +static inline int classifyOperator2(const char *s) { + if (s[0] == 'o') { + if (s[1] == 'r') { + return T_OR; + } + } + return T_IDENTIFIER; +} + +static inline int classifyOperator3(const char *s) { + if (s[0] == 'a') { + if (s[1] == 'n') { + if (s[2] == 'd') { + return T_AND; + } + } + } + else if (s[0] == 'n') { + if (s[1] == 'o') { + if (s[2] == 't') { + return T_NOT; + } + } + } + else if (s[0] == 'x') { + if (s[1] == 'o') { + if (s[2] == 'r') { + return T_XOR; + } + } + } + return T_IDENTIFIER; +} + +static inline int classifyOperator5(const char *s) { + if (s[0] == 'b') { + if (s[1] == 'i') { + if (s[2] == 't') { + if (s[3] == 'o') { + if (s[4] == 'r') { + return T_BITOR; + } + } + } + } + } + else if (s[0] == 'c') { + if (s[1] == 'o') { + if (s[2] == 'm') { + if (s[3] == 'p') { + if (s[4] == 'l') { + return T_COMPL; + } + } + } + } + } + else if (s[0] == 'o') { + if (s[1] == 'r') { + if (s[2] == '_') { + if (s[3] == 'e') { + if (s[4] == 'q') { + return T_OR_EQ; + } + } + } + } + } + return T_IDENTIFIER; +} + +static inline int classifyOperator6(const char *s) { + if (s[0] == 'a') { + if (s[1] == 'n') { + if (s[2] == 'd') { + if (s[3] == '_') { + if (s[4] == 'e') { + if (s[5] == 'q') { + return T_AND_EQ; + } + } + } + } + } + } + else if (s[0] == 'b') { + if (s[1] == 'i') { + if (s[2] == 't') { + if (s[3] == 'a') { + if (s[4] == 'n') { + if (s[5] == 'd') { + return T_BITAND; + } + } + } + } + } + } + else if (s[0] == 'n') { + if (s[1] == 'o') { + if (s[2] == 't') { + if (s[3] == '_') { + if (s[4] == 'e') { + if (s[5] == 'q') { + return T_NOT_EQ; + } + } + } + } + } + } + else if (s[0] == 'x') { + if (s[1] == 'o') { + if (s[2] == 'r') { + if (s[3] == '_') { + if (s[4] == 'e') { + if (s[5] == 'q') { + return T_XOR_EQ; + } + } + } + } + } + } + return T_IDENTIFIER; +} + +int Lexer::classifyOperator(const char *s, int n) { + switch (n) { + case 2: return classifyOperator2(s); + case 3: return classifyOperator3(s); + case 5: return classifyOperator5(s); + case 6: return classifyOperator6(s); + default: return T_IDENTIFIER; + } // switch +} + +CPLUSPLUS_END_NAMESPACE |