1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
|
#ifndef guard_opencxx_SourceLocation_h
#define guard_opencxx_SourceLocation_h
//@beginlicenses@
//@license{contributors}{}@
//
// Permission to use, copy, distribute and modify this software and its
// documentation for any purpose is hereby granted without fee, provided that
// the above copyright notice appears in all copies and that both that copyright
// notice and this permission notice appear in supporting documentation.
//
// Other Contributors (see file AUTHORS) make(s) no representations about the suitability of this
// software for any purpose. It is provided "as is" without express or implied
// warranty.
//
// Copyright (C) Other Contributors (see file AUTHORS)
//
//@endlicenses@
#include <string>
#include <cassert>
namespace Opencxx
{
class SourceLocation
{
private:
enum { NONE = -1 };
public:
SourceLocation()
: lineNo_(NONE)
{
}
SourceLocation(const std::string& filename, int lineNo)
: filename_(filename)
, lineNo_(lineNo)
{
assert(lineNo_ >= 0);
}
std::string GetFilename() const
{
assert(lineNo_ != NONE);
return filename_;
}
int GetLineNo() const
{
assert(lineNo_ != NONE);
return lineNo_;
}
// conversion to "bool"
typedef int (SourceLocation::*UnspecifiedBoolType)() const;
operator UnspecifiedBoolType() const
{
return lineNo_ == NONE ? 0 : &SourceLocation::GetLineNo;
}
private:
std::string filename_;
int lineNo_;
};
}
#endif /* ! guard_opencxx_SourceLocation_h */
|
