/*
    Copyright (c) 1998, 1999, 2000, 2001, 2003, 2004 Benhur Stein
    
    This file is part of Pajé.

    Pajé 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 of the License, or (at your
    option) any later version.

    Pajé 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 Pajé; if not, write to the Free Software Foundation, Inc.,
    59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef _SourceCodeReference_h_
#define _SourceCodeReference_h_

//
// SourceCodeReference
//
// Contains a reference to a source line in a file.
//

#include <Foundation/Foundation.h>

@interface SourceCodeReference : NSObject
{
    NSString *filename;
    int lineNumber;
}

+ (SourceCodeReference *)referenceToFilename:(NSString *)name
                                  lineNumber:(int)line;
- (id)initWithFilename:(NSString *)name
            lineNumber:(int)line;

//
// accessors
//

- (NSString *)filename;
- (int)lineNumber;

//
// it can be hashed (NSObject protocol)
//
- (unsigned)hash;
- (BOOL)isEqual:(id)object;

@end

#endif
