1 //===--- PlistReporter.cpp - ARC Migrate Tool Plist Reporter ----*- 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 #include "Internals.h" 11 #include "clang/Basic/FileManager.h" 12 #include "clang/Basic/SourceManager.h" 13 #include "clang/Lex/Lexer.h" 14 using namespace clang; 15 using namespace arcmt; 16 17 // FIXME: This duplicates significant functionality from PlistDiagnostics.cpp, 18 // it would be jolly good if there was a reusable PlistWriter or something. 19 20 typedef llvm::DenseMap<FileID, unsigned> FIDMap; 21 22 static void AddFID(FIDMap &FIDs, SmallVectorImpl<FileID> &V, 23 const SourceManager &SM, SourceLocation L) { 24 25 FileID FID = SM.getFileID(SM.getExpansionLoc(L)); 26 FIDMap::iterator I = FIDs.find(FID); 27 if (I != FIDs.end()) return; 28 FIDs[FID] = V.size(); 29 V.push_back(FID); 30 } 31 32 static unsigned GetFID(const FIDMap& FIDs, const SourceManager &SM, 33 SourceLocation L) { 34 FileID FID = SM.getFileID(SM.getExpansionLoc(L)); 35 FIDMap::const_iterator I = FIDs.find(FID); 36 assert(I != FIDs.end()); 37 return I->second; 38 } 39 40 static raw_ostream& Indent(raw_ostream& o, const unsigned indent) { 41 for (unsigned i = 0; i < indent; ++i) o << ' '; 42 return o; 43 } 44 45 static void EmitLocation(raw_ostream& o, const SourceManager &SM, 46 const LangOptions &LangOpts, 47 SourceLocation L, const FIDMap &FM, 48 unsigned indent, bool extend = false) { 49 50 FullSourceLoc Loc(SM.getExpansionLoc(L), const_cast<SourceManager&>(SM)); 51 52 // Add in the length of the token, so that we cover multi-char tokens. 53 unsigned offset = 54 extend ? Lexer::MeasureTokenLength(Loc, SM, LangOpts) - 1 : 0; 55 56 Indent(o, indent) << "<dict>\n"; 57 Indent(o, indent) << " <key>line</key><integer>" 58 << Loc.getExpansionLineNumber() << "</integer>\n"; 59 Indent(o, indent) << " <key>col</key><integer>" 60 << Loc.getExpansionColumnNumber() + offset << "</integer>\n"; 61 Indent(o, indent) << " <key>file</key><integer>" 62 << GetFID(FM, SM, Loc) << "</integer>\n"; 63 Indent(o, indent) << "</dict>\n"; 64 } 65 66 static void EmitRange(raw_ostream& o, const SourceManager &SM, 67 const LangOptions &LangOpts, 68 CharSourceRange R, const FIDMap &FM, 69 unsigned indent) { 70 Indent(o, indent) << "<array>\n"; 71 EmitLocation(o, SM, LangOpts, R.getBegin(), FM, indent+1); 72 EmitLocation(o, SM, LangOpts, R.getEnd(), FM, indent+1, R.isTokenRange()); 73 Indent(o, indent) << "</array>\n"; 74 } 75 76 static raw_ostream& EmitString(raw_ostream& o, 77 StringRef s) { 78 o << "<string>"; 79 for (StringRef::const_iterator I=s.begin(), E=s.end(); I!=E; ++I) { 80 char c = *I; 81 switch (c) { 82 default: o << c; break; 83 case '&': o << "&"; break; 84 case '<': o << "<"; break; 85 case '>': o << ">"; break; 86 case '\'': o << "'"; break; 87 case '\"': o << """; break; 88 } 89 } 90 o << "</string>"; 91 return o; 92 } 93 94 void arcmt::writeARCDiagsToPlist(const std::string &outPath, 95 ArrayRef<StoredDiagnostic> diags, 96 SourceManager &SM, 97 const LangOptions &LangOpts) { 98 DiagnosticIDs DiagIDs; 99 100 // Build up a set of FIDs that we use by scanning the locations and 101 // ranges of the diagnostics. 102 FIDMap FM; 103 SmallVector<FileID, 10> Fids; 104 105 for (ArrayRef<StoredDiagnostic>::iterator 106 I = diags.begin(), E = diags.end(); I != E; ++I) { 107 const StoredDiagnostic &D = *I; 108 109 AddFID(FM, Fids, SM, D.getLocation()); 110 111 for (StoredDiagnostic::range_iterator 112 RI = D.range_begin(), RE = D.range_end(); RI != RE; ++RI) { 113 AddFID(FM, Fids, SM, RI->getBegin()); 114 AddFID(FM, Fids, SM, RI->getEnd()); 115 } 116 } 117 118 std::string errMsg; 119 llvm::raw_fd_ostream o(outPath.c_str(), errMsg); 120 if (!errMsg.empty()) { 121 llvm::errs() << "error: could not create file: " << outPath << '\n'; 122 return; 123 } 124 125 // Write the plist header. 126 o << "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" 127 "<!DOCTYPE plist PUBLIC \"-//Apple Computer//DTD PLIST 1.0//EN\" " 128 "\"http://www.apple.com/DTDs/PropertyList-1.0.dtd\">\n" 129 "<plist version=\"1.0\">\n"; 130 131 // Write the root object: a <dict> containing... 132 // - "files", an <array> mapping from FIDs to file names 133 // - "diagnostics", an <array> containing the diagnostics 134 o << "<dict>\n" 135 " <key>files</key>\n" 136 " <array>\n"; 137 138 for (SmallVectorImpl<FileID>::iterator I=Fids.begin(), E=Fids.end(); 139 I!=E; ++I) { 140 o << " "; 141 EmitString(o, SM.getFileEntryForID(*I)->getName()) << '\n'; 142 } 143 144 o << " </array>\n" 145 " <key>diagnostics</key>\n" 146 " <array>\n"; 147 148 for (ArrayRef<StoredDiagnostic>::iterator 149 DI = diags.begin(), DE = diags.end(); DI != DE; ++DI) { 150 151 const StoredDiagnostic &D = *DI; 152 153 if (D.getLevel() == DiagnosticsEngine::Ignored) 154 continue; 155 156 o << " <dict>\n"; 157 158 // Output the diagnostic. 159 o << " <key>description</key>"; 160 EmitString(o, D.getMessage()) << '\n'; 161 o << " <key>category</key>"; 162 EmitString(o, DiagIDs.getCategoryNameFromID( 163 DiagIDs.getCategoryNumberForDiag(D.getID()))) << '\n'; 164 o << " <key>type</key>"; 165 if (D.getLevel() >= DiagnosticsEngine::Error) 166 EmitString(o, "error") << '\n'; 167 else if (D.getLevel() == DiagnosticsEngine::Warning) 168 EmitString(o, "warning") << '\n'; 169 else 170 EmitString(o, "note") << '\n'; 171 172 // Output the location of the bug. 173 o << " <key>location</key>\n"; 174 EmitLocation(o, SM, LangOpts, D.getLocation(), FM, 2); 175 176 // Output the ranges (if any). 177 StoredDiagnostic::range_iterator RI = D.range_begin(), RE = D.range_end(); 178 179 if (RI != RE) { 180 o << " <key>ranges</key>\n"; 181 o << " <array>\n"; 182 for (; RI != RE; ++RI) 183 EmitRange(o, SM, LangOpts, *RI, FM, 4); 184 o << " </array>\n"; 185 } 186 187 // Close up the entry. 188 o << " </dict>\n"; 189 } 190 191 o << " </array>\n"; 192 193 // Finish. 194 o << "</dict>\n</plist>"; 195 } 196
