PlistSupport.h source code [clang_source_code/include/clang/Basic/PlistSupport.h]

1	//===- PlistSupport.h - Plist Output Utilities ------------------- C++ --===//
2	//
3	// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4	// See https://llvm.org/LICENSE.txt for license information.
5	// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6	//
7	//===----------------------------------------------------------------------===//
8
9	#ifndef LLVM_CLANG_BASIC_PLISTSUPPORT_H
10	#define LLVM_CLANG_BASIC_PLISTSUPPORT_H
11
12	#include "clang/Basic/LLVM.h"
13	#include "clang/Basic/SourceLocation.h"
14	#include "clang/Basic/SourceManager.h"
15	#include "llvm/ADT/DenseMap.h"
16	#include "llvm/ADT/SmallVector.h"
17	#include "llvm/ADT/StringRef.h"
18	#include "llvm/Support/raw_ostream.h"
19	#include <cassert>
20	#include <cstdint>
21
22	namespace clang {
23	namespace markup {
24
25	using FIDMap = llvm::DenseMap<FileID, unsigned>;
26
27	inline unsigned AddFID(FIDMap &FIDs, SmallVectorImpl<FileID> &V,
28	FileID FID) {
29	FIDMap::iterator I = FIDs.find(FID);
30	if (I != FIDs.end())
31	return I->second;
32	unsigned NewValue = V.size();
33	FIDs[FID] = NewValue;
34	V.push_back(FID);
35	return NewValue;
36	}
37
38	inline unsigned AddFID(FIDMap &FIDs, SmallVectorImpl<FileID> &V,
39	const SourceManager &SM, SourceLocation L) {
40	FileID FID = SM.getFileID(SM.getExpansionLoc(L));
41	return AddFID(FIDs, V, FID);
42	}
43
44	inline unsigned GetFID(const FIDMap &FIDs, FileID FID) {
45	FIDMap::const_iterator I = FIDs.find(FID);
46	assert(I != FIDs.end());
47	return I->second;
48	}
49
50	inline unsigned GetFID(const FIDMap &FIDs, const SourceManager &SM,
51	SourceLocation L) {
52	FileID FID = SM.getFileID(SM.getExpansionLoc(L));
53	return GetFID(FIDs, FID);
54	}
55
56	inline raw_ostream &Indent(raw_ostream &o, const unsigned indent) {
57	for (unsigned i = 0; i < indent; ++i)
58	o << ' ';
59	return o;
60	}
61
62	inline raw_ostream &EmitPlistHeader(raw_ostream &o) {
63	static const char *PlistHeader =
64	"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
65	"<!DOCTYPE plist PUBLIC \"-//Apple Computer//DTD PLIST 1.0//EN\" "
66	"\"http://www.apple.com/DTDs/PropertyList-1.0.dtd\">\n"
67	"<plist version=\"1.0\">\n";
68	return o << PlistHeader;
69	}
70
71	inline raw_ostream &EmitInteger(raw_ostream &o, int64_t value) {
72	o << "<integer>";
73	o << value;
74	o << "</integer>";
75	return o;
76	}
77
78	inline raw_ostream &EmitString(raw_ostream &o, StringRef s) {
79	o << "<string>";
80	for (StringRef::const_iterator I = s.begin(), E = s.end(); I != E; ++I) {
81	char c = *I;
82	switch (c) {
83	default:
84	o << c;
85	break;
86	case '&':
87	o << "&";
88	break;
89	case '<':
90	o << "<";
91	break;
92	case '>':
93	o << ">";
94	break;
95	case '\'':
96	o << "'";
97	break;
98	case '\"':
99	o << """;
100	break;
101	}
102	}
103	o << "</string>";
104	return o;
105	}
106
107	inline void EmitLocation(raw_ostream &o, const SourceManager &SM,
108	SourceLocation L, const FIDMap &FM, unsigned indent) {
109	if (L.isInvalid()) return;
110
111	FullSourceLoc Loc(SM.getExpansionLoc(L), const_cast<SourceManager &>(SM));
112
113	Indent(o, indent) << "<dict>\n";
114	Indent(o, indent) << " <key>line</key>";
115	EmitInteger(o, Loc.getExpansionLineNumber()) << '\n';
116	Indent(o, indent) << " <key>col</key>";
117	EmitInteger(o, Loc.getExpansionColumnNumber()) << '\n';
118	Indent(o, indent) << " <key>file</key>";
119	EmitInteger(o, GetFID(FM, SM, Loc)) << '\n';
120	Indent(o, indent) << "</dict>\n";
121	}
122
123	inline void EmitRange(raw_ostream &o, const SourceManager &SM,
124	CharSourceRange R, const FIDMap &FM, unsigned indent) {
125	if (R.isInvalid()) return;
126
127	(0) . __assert_fail ("R.isCharRange() && \"cannot handle a token range\"", "/home/seafit/code_projects/clang_source/clang/include/clang/Basic/PlistSupport.h", 127, __PRETTY_FUNCTION__))" file_link="../../../../include/assert.h.html#88" macro="true">assert(R.isCharRange() && "cannot handle a token range");
128	Indent(o, indent) << "<array>\n";
129	EmitLocation(o, SM, R.getBegin(), FM, indent + 1);
130	EmitLocation(o, SM, R.getEnd(), FM, indent + 1);
131	Indent(o, indent) << "</array>\n";
132	}
133
134	} // namespace markup
135	} // namespace clang
136
137	#endif // LLVM_CLANG_BASIC_PLISTSUPPORT_H
138

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