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[FreeBSD/FreeBSD.git] / contrib / llvm / tools / clang / include / clang / Basic / PlistSupport.h
1 //===---------- PlistSupport.h - Plist Output Utilities ---------*- C++ -*-===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9
10 #ifndef LLVM_CLANG_BASIC_PLISTSUPPORT_H
11 #define LLVM_CLANG_BASIC_PLISTSUPPORT_H
12
13 #include "clang/Basic/FileManager.h"
14 #include "clang/Basic/SourceManager.h"
15 #include "llvm/Support/raw_ostream.h"
16
17 namespace clang {
18 namespace markup {
19 typedef llvm::DenseMap<FileID, unsigned> FIDMap;
20
21 inline void AddFID(FIDMap &FIDs, SmallVectorImpl<FileID> &V,
22                    const SourceManager &SM, SourceLocation L) {
23   FileID FID = SM.getFileID(SM.getExpansionLoc(L));
24   FIDMap::iterator I = FIDs.find(FID);
25   if (I != FIDs.end())
26     return;
27   FIDs[FID] = V.size();
28   V.push_back(FID);
29 }
30
31 inline unsigned GetFID(const FIDMap &FIDs, const SourceManager &SM,
32                        SourceLocation L) {
33   FileID FID = SM.getFileID(SM.getExpansionLoc(L));
34   FIDMap::const_iterator I = FIDs.find(FID);
35   assert(I != FIDs.end());
36   return I->second;
37 }
38
39 inline raw_ostream &Indent(raw_ostream &o, const unsigned indent) {
40   for (unsigned i = 0; i < indent; ++i)
41     o << ' ';
42   return o;
43 }
44
45 inline raw_ostream &EmitPlistHeader(raw_ostream &o) {
46   static const char *PlistHeader =
47       "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
48       "<!DOCTYPE plist PUBLIC \"-//Apple Computer//DTD PLIST 1.0//EN\" "
49       "\"http://www.apple.com/DTDs/PropertyList-1.0.dtd\">\n"
50       "<plist version=\"1.0\">\n";
51   return o << PlistHeader;
52 }
53
54 inline raw_ostream &EmitInteger(raw_ostream &o, int64_t value) {
55   o << "<integer>";
56   o << value;
57   o << "</integer>";
58   return o;
59 }
60
61 inline raw_ostream &EmitString(raw_ostream &o, StringRef s) {
62   o << "<string>";
63   for (StringRef::const_iterator I = s.begin(), E = s.end(); I != E; ++I) {
64     char c = *I;
65     switch (c) {
66     default:
67       o << c;
68       break;
69     case '&':
70       o << "&amp;";
71       break;
72     case '<':
73       o << "&lt;";
74       break;
75     case '>':
76       o << "&gt;";
77       break;
78     case '\'':
79       o << "&apos;";
80       break;
81     case '\"':
82       o << "&quot;";
83       break;
84     }
85   }
86   o << "</string>";
87   return o;
88 }
89
90 inline void EmitLocation(raw_ostream &o, const SourceManager &SM,
91                          SourceLocation L, const FIDMap &FM, unsigned indent) {
92   if (L.isInvalid()) return;
93
94   FullSourceLoc Loc(SM.getExpansionLoc(L), const_cast<SourceManager &>(SM));
95
96   Indent(o, indent) << "<dict>\n";
97   Indent(o, indent) << " <key>line</key>";
98   EmitInteger(o, Loc.getExpansionLineNumber()) << '\n';
99   Indent(o, indent) << " <key>col</key>";
100   EmitInteger(o, Loc.getExpansionColumnNumber()) << '\n';
101   Indent(o, indent) << " <key>file</key>";
102   EmitInteger(o, GetFID(FM, SM, Loc)) << '\n';
103   Indent(o, indent) << "</dict>\n";
104 }
105
106 inline void EmitRange(raw_ostream &o, const SourceManager &SM,
107                       CharSourceRange R, const FIDMap &FM, unsigned indent) {
108   if (R.isInvalid()) return;
109
110   assert(R.isCharRange() && "cannot handle a token range");
111   Indent(o, indent) << "<array>\n";
112   EmitLocation(o, SM, R.getBegin(), FM, indent + 1);
113   EmitLocation(o, SM, R.getEnd(), FM, indent + 1);
114   Indent(o, indent) << "</array>\n";
115 }
116 }
117 }
118
119 #endif