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| Rev | Author | Line No. | Line |
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| 14 | pmbaty | 1 | //===- PlistSupport.h - Plist Output Utilities ------------------*- C++ -*-===// |
| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |||
| 9 | #ifndef LLVM_CLANG_BASIC_PLISTSUPPORT_H |
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| 10 | #define LLVM_CLANG_BASIC_PLISTSUPPORT_H |
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| 11 | |||
| 12 | #include "clang/Basic/LLVM.h" |
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| 13 | #include "clang/Basic/SourceLocation.h" |
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| 14 | #include "clang/Basic/SourceManager.h" |
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| 15 | #include "llvm/ADT/DenseMap.h" |
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| 16 | #include "llvm/ADT/SmallVector.h" |
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| 17 | #include "llvm/ADT/StringRef.h" |
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| 18 | #include "llvm/Support/raw_ostream.h" |
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| 19 | #include <cassert> |
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| 20 | #include <cstdint> |
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| 21 | |||
| 22 | namespace clang { |
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| 23 | namespace markup { |
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| 24 | |||
| 25 | using FIDMap = llvm::DenseMap<FileID, unsigned>; |
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| 26 | |||
| 27 | inline unsigned AddFID(FIDMap &FIDs, SmallVectorImpl<FileID> &V, |
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| 28 | FileID FID) { |
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| 29 | FIDMap::iterator I = FIDs.find(FID); |
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| 30 | if (I != FIDs.end()) |
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| 31 | return I->second; |
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| 32 | unsigned NewValue = V.size(); |
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| 33 | FIDs[FID] = NewValue; |
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| 34 | V.push_back(FID); |
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| 35 | return NewValue; |
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| 36 | } |
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| 37 | |||
| 38 | inline unsigned AddFID(FIDMap &FIDs, SmallVectorImpl<FileID> &V, |
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| 39 | const SourceManager &SM, SourceLocation L) { |
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| 40 | FileID FID = SM.getFileID(SM.getExpansionLoc(L)); |
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| 41 | return AddFID(FIDs, V, FID); |
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| 42 | } |
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| 43 | |||
| 44 | inline unsigned GetFID(const FIDMap &FIDs, FileID FID) { |
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| 45 | FIDMap::const_iterator I = FIDs.find(FID); |
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| 46 | assert(I != FIDs.end()); |
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| 47 | return I->second; |
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| 48 | } |
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| 49 | |||
| 50 | inline unsigned GetFID(const FIDMap &FIDs, const SourceManager &SM, |
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| 51 | SourceLocation L) { |
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| 52 | FileID FID = SM.getFileID(SM.getExpansionLoc(L)); |
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| 53 | return GetFID(FIDs, FID); |
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| 54 | } |
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| 55 | |||
| 56 | inline raw_ostream &Indent(raw_ostream &o, const unsigned indent) { |
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| 57 | for (unsigned i = 0; i < indent; ++i) |
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| 58 | o << ' '; |
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| 59 | return o; |
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| 60 | } |
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| 61 | |||
| 62 | inline raw_ostream &EmitPlistHeader(raw_ostream &o) { |
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| 63 | static const char *PlistHeader = |
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| 64 | "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" |
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| 65 | "<!DOCTYPE plist PUBLIC \"-//Apple Computer//DTD PLIST 1.0//EN\" " |
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| 66 | "\"http://www.apple.com/DTDs/PropertyList-1.0.dtd\">\n" |
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| 67 | "<plist version=\"1.0\">\n"; |
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| 68 | return o << PlistHeader; |
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| 69 | } |
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| 70 | |||
| 71 | inline raw_ostream &EmitInteger(raw_ostream &o, int64_t value) { |
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| 72 | o << "<integer>"; |
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| 73 | o << value; |
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| 74 | o << "</integer>"; |
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| 75 | return o; |
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| 76 | } |
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| 77 | |||
| 78 | inline raw_ostream &EmitString(raw_ostream &o, StringRef s) { |
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| 79 | o << "<string>"; |
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| 80 | for (StringRef::const_iterator I = s.begin(), E = s.end(); I != E; ++I) { |
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| 81 | char c = *I; |
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| 82 | switch (c) { |
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| 83 | default: |
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| 84 | o << c; |
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| 85 | break; |
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| 86 | case '&': |
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| 87 | o << "&"; |
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| 88 | break; |
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| 89 | case '<': |
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| 90 | o << "<"; |
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| 91 | break; |
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| 92 | case '>': |
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| 93 | o << ">"; |
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| 94 | break; |
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| 95 | case '\'': |
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| 96 | o << "'"; |
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| 97 | break; |
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| 98 | case '\"': |
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| 99 | o << """; |
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| 100 | break; |
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| 101 | } |
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| 102 | } |
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| 103 | o << "</string>"; |
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| 104 | return o; |
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| 105 | } |
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| 106 | |||
| 107 | inline void EmitLocation(raw_ostream &o, const SourceManager &SM, |
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| 108 | SourceLocation L, const FIDMap &FM, unsigned indent) { |
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| 109 | if (L.isInvalid()) return; |
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| 110 | |||
| 111 | FullSourceLoc Loc(SM.getExpansionLoc(L), const_cast<SourceManager &>(SM)); |
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| 112 | |||
| 113 | Indent(o, indent) << "<dict>\n"; |
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| 114 | Indent(o, indent) << " <key>line</key>"; |
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| 115 | EmitInteger(o, Loc.getExpansionLineNumber()) << '\n'; |
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| 116 | Indent(o, indent) << " <key>col</key>"; |
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| 117 | EmitInteger(o, Loc.getExpansionColumnNumber()) << '\n'; |
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| 118 | Indent(o, indent) << " <key>file</key>"; |
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| 119 | EmitInteger(o, GetFID(FM, SM, Loc)) << '\n'; |
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| 120 | Indent(o, indent) << "</dict>\n"; |
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| 121 | } |
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| 122 | |||
| 123 | inline void EmitRange(raw_ostream &o, const SourceManager &SM, |
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| 124 | CharSourceRange R, const FIDMap &FM, unsigned indent) { |
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| 125 | if (R.isInvalid()) return; |
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| 126 | |||
| 127 | assert(R.isCharRange() && "cannot handle a token range"); |
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| 128 | Indent(o, indent) << "<array>\n"; |
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| 129 | EmitLocation(o, SM, R.getBegin(), FM, indent + 1); |
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| 130 | |||
| 131 | // The ".getLocWithOffset(-1)" emulates the behavior of an off-by-one bug |
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| 132 | // in Lexer that is already fixed. It is here for backwards compatibility |
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| 133 | // even though it is incorrect. |
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| 134 | EmitLocation(o, SM, R.getEnd().getLocWithOffset(-1), FM, indent + 1); |
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| 135 | Indent(o, indent) << "</array>\n"; |
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| 136 | } |
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| 137 | |||
| 138 | } // namespace markup |
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| 139 | } // namespace clang |
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| 140 | |||
| 141 | #endif // LLVM_CLANG_BASIC_PLISTSUPPORT_H |