astyle.h

非常好用的可移植的多平台C/C++源代码编辑器

// $Id: astyle.h,v 1.4 2005/07/01 18:58:17 mandrav Exp $
// --------------------------------------------------------------------------
//
// Copyright (C) 1998,1999,2000,2001,2002 Tal Davidson.
// Copyright (C) 2004 Martin Baute.
// All rights reserved.
//
// This file is a part of "Artistic Style" - an indentation and reformatting
// tool for C, C++, C# and Java source files - http://astyle.sourceforge.net
//
// --------------------------------------------------------------------------
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//
// --------------------------------------------------------------------------

#ifndef ASTYLE_H
#define ASTYLE_H

// Get rid of annoying MSVC warnings on debug builds about lengths of
// identifiers in template instantiations. (Contributed by John A. McNamara)
#ifdef _MSC_VER
#pragma warning( disable:4786 )
// Disable TRACE macros if VC++ is set to compile Release code
#ifndef _DEBUG
#define NDEBUG
#endif
#endif

#include <string>
#include <vector>
#include <sstream>
#include <iostream>

using namespace std;

#if defined( __GNUC__ ) && ( __GNUC__ < 3 )
#define BEGINS_WITH(string1, string2, length) ((string1).compare((string2), 0, (length)) == 0)
#define CONTAINS_AT(string1, string2, length, offset) ((string1).compare((string2), (offset), (length)) == 0)
#else
#define BEGINS_WITH(string1, string2, length) ((string1).compare(0, (length), (string2)) == 0)
#define CONTAINS_AT(string1, string2, length, offset) ((string1).compare((offset), (length), (string2)) == 0)
#endif

#define ERRLOC __FILE__, __func__, __LINE__
#define INFO 0
#define ENTRY 1
#define EXIT -1
#define FUNCTION "function"
#define BLOCK "block"

#if defined( NDEBUG )
#define TRACE( type, message ) ( (void) 0 )
#define TRACE_LIFE( type, message ) ( (void) 0 )
#else
#warning Compiling DEBUG version (which will print lots of TRACE information to cerr)!
#define TRACE( type, message ) { std::ostringstream msg; msg << message; Tracer::out( msg.str(), ERRLOC, type ); }
#define TRACE_LIFE( type, message ) Tracer __astyle_tracer( type, message, ERRLOC )
#endif

namespace astyle
{

class Tracer
{
    public:
        Tracer( string const & type, string const & message, string const & file, string const & func, int const line )
        : mType( type ), mMessage( message ), mFile( file ), mFunc( func ), mLine( line )
        {
            printPrefix( file, func, line );
            cerr << "--- Entering " << type << " - " << message << endl;
            ++mIndent;
        }

        ~Tracer()
        {
            --mIndent;
            printPrefix( mFile, mFunc, mLine );
            cerr << "--- Leaving " << mType << endl;
        }

        static void out( string const & message, string const & file, string const & func, int const line, int indent )
        {
            printPrefix( file, func, line );
            cerr << message << endl;
            if ( indent < 0 )
                --mIndent;
            else if ( indent > 0 )
                ++mIndent;
        }

    private:
        static inline void printPrefix( string const & file, string const & func, int const line )
        {
            cerr.width(16);
            cerr << left << file << "|";
            cerr.width(20);
            cerr << left << func << "|";
            cerr.width(4);
            cerr << right << line << "| ";
            for ( int i = 0; i < mIndent; ++i )
            {
                cerr << "    ";
            }
        }

        string const mType;
        string const mMessage;
        string const mFile;
        string const mFunc;
        int const    mLine;
        static int   mIndent;
};

enum BracketMode
{
    NONE_MODE,
    ATTACH_MODE,
    BREAK_MODE,
    BDAC_MODE
};

enum BracketType
{
    NULL_TYPE        = 0,
    DEFINITION_TYPE  = 1,
    COMMAND_TYPE     = 2,
    ARRAY_TYPE       = 4,
    SINGLE_LINE_TYPE = 8
};

enum sourceStyle
{
    STYLE_C,
    STYLE_CSHARP,
    STYLE_JAVA
};

extern const string AS_IF;
extern const string AS_ELSE;
extern const string AS_DO;
extern const string AS_WHILE;
extern const string AS_FOR;
extern const string AS_SWITCH;
extern const string AS_CASE;
extern const string AS_DEFAULT;
extern const string AS_TRY;
extern const string AS_CATCH;
extern const string AS_THROWS;
extern const string AS_FINALLY;
extern const string AS_PUBLIC;
extern const string AS_PROTECTED;
extern const string AS_PRIVATE;
extern const string AS_CLASS;
extern const string AS_STRUCT;
extern const string AS_UNION;
extern const string AS_INTERFACE;
extern const string AS_NAMESPACE;
extern const string AS_EXTERN;
extern const string AS_STATIC;
extern const string AS_CONST;
extern const string AS_SYNCHRONIZED;
extern const string AS_OPERATOR;
extern const string AS_TEMPLATE;
extern const string AS_OPEN_BRACKET;
extern const string AS_CLOSE_BRACKET;
extern const string AS_OPEN_LINE_COMMENT;
extern const string AS_OPEN_COMMENT;
extern const string AS_CLOSE_COMMENT;
extern const string AS_BAR_DEFINE;
extern const string AS_BAR_INCLUDE;
extern const string AS_BAR_IF;
extern const string AS_BAR_EL;
extern const string AS_BAR_ENDIF;
extern const string AS_RETURN;
extern const string AS_ASSIGN;
extern const string AS_PLUS_ASSIGN;
extern const string AS_MINUS_ASSIGN;
extern const string AS_MULT_ASSIGN;
extern const string AS_DIV_ASSIGN;
extern const string AS_MOD_ASSIGN;
extern const string AS_XOR_ASSIGN;
extern const string AS_OR_ASSIGN;
extern const string AS_AND_ASSIGN;
extern const string AS_GR_GR_ASSIGN;
extern const string AS_LS_LS_ASSIGN;
extern const string AS_GR_GR_GR_ASSIGN;
extern const string AS_LS_LS_LS_ASSIGN;
extern const string AS_EQUAL;
extern const string AS_PLUS_PLUS;
extern const string AS_MINUS_MINUS;
extern const string AS_NOT_EQUAL;
extern const string AS_GR_EQUAL;
extern const string AS_GR_GR_GR;
extern const string AS_GR_GR;
extern const string AS_LS_EQUAL;
extern const string AS_LS_LS_LS;
extern const string AS_LS_LS;
extern const string AS_ARROW;
extern const string AS_AND;
extern const string AS_OR;
extern const string AS_COLON_COLON;
extern const string AS_PAREN_PAREN;
extern const string AS_BLPAREN_BLPAREN;
extern const string AS_PLUS;
extern const string AS_MINUS;
extern const string AS_MULT;
extern const string AS_DIV;
extern const string AS_MOD;
extern const string AS_GR;
extern const string AS_LS;
extern const string AS_NOT;
extern const string AS_BIT_XOR;
extern const string AS_BIT_OR;
extern const string AS_BIT_AND;
extern const string AS_BIT_NOT;
extern const string AS_QUESTION;
extern const string AS_COLON;
extern const string AS_SEMICOLON;
extern const string AS_COMMA;
extern const string AS_ASM;
extern const string AS_FOREACH;
extern const string AS_LOCK;
extern const string AS_UNSAFE;
extern const string AS_FIXED;
extern const string AS_GET;
extern const string AS_SET;
extern const string AS_ADD;
extern const string AS_REMOVE;

class ASBeautifier
{
    public:
        ASBeautifier() :