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//===--- PlistReporter.cpp - ARC Migrate Tool Plist Reporter ----*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "Internals.h"
#include "clang/Lex/Lexer.h"
#include "clang/Basic/SourceManager.h"
#include "clang/Basic/FileManager.h"
using namespace clang;
using namespace arcmt;
// FIXME: This duplicates significant functionality from PlistDiagnostics.cpp,
// it would be jolly good if there was a reusable PlistWriter or something.
typedef llvm::DenseMap<FileID, unsigned> FIDMap;
static void AddFID(FIDMap &FIDs, SmallVectorImpl<FileID> &V,
const SourceManager &SM, SourceLocation L) {
FileID FID = SM.getFileID(SM.getExpansionLoc(L));
FIDMap::iterator I = FIDs.find(FID);
if (I != FIDs.end()) return;
FIDs[FID] = V.size();
V.push_back(FID);
}
static unsigned GetFID(const FIDMap& FIDs, const SourceManager &SM,
SourceLocation L) {
FileID FID = SM.getFileID(SM.getExpansionLoc(L));
FIDMap::const_iterator I = FIDs.find(FID);
assert(I != FIDs.end());
return I->second;
}
static raw_ostream& Indent(raw_ostream& o, const unsigned indent) {
for (unsigned i = 0; i < indent; ++i) o << ' ';
return o;
}
static void EmitLocation(raw_ostream& o, const SourceManager &SM,
const LangOptions &LangOpts,
SourceLocation L, const FIDMap &FM,
unsigned indent, bool extend = false) {
FullSourceLoc Loc(SM.getExpansionLoc(L), const_cast<SourceManager&>(SM));
// Add in the length of the token, so that we cover multi-char tokens.
unsigned offset =
extend ? Lexer::MeasureTokenLength(Loc, SM, LangOpts) - 1 : 0;
Indent(o, indent) << "<dict>\n";
Indent(o, indent) << " <key>line</key><integer>"
<< Loc.getExpansionLineNumber() << "</integer>\n";
Indent(o, indent) << " <key>col</key><integer>"
<< Loc.getExpansionColumnNumber() + offset << "</integer>\n";
Indent(o, indent) << " <key>file</key><integer>"
<< GetFID(FM, SM, Loc) << "</integer>\n";
Indent(o, indent) << "</dict>\n";
}
static void EmitRange(raw_ostream& o, const SourceManager &SM,
const LangOptions &LangOpts,
CharSourceRange R, const FIDMap &FM,
unsigned indent) {
Indent(o, indent) << "<array>\n";
EmitLocation(o, SM, LangOpts, R.getBegin(), FM, indent+1);
EmitLocation(o, SM, LangOpts, R.getEnd(), FM, indent+1, R.isTokenRange());
Indent(o, indent) << "</array>\n";
}
static raw_ostream& EmitString(raw_ostream& o,
StringRef s) {
o << "<string>";
for (StringRef::const_iterator I=s.begin(), E=s.end(); I!=E; ++I) {
char c = *I;
switch (c) {
default: o << c; break;
case '&': o << "&"; break;
case '<': o << "<"; break;
case '>': o << ">"; break;
case '\'': o << "'"; break;
case '\"': o << """; break;
}
}
o << "</string>";
return o;
}
void arcmt::writeARCDiagsToPlist(const std::string &outPath,
ArrayRef<StoredDiagnostic> diags,
SourceManager &SM,
const LangOptions &LangOpts) {
DiagnosticIDs DiagIDs;
// Build up a set of FIDs that we use by scanning the locations and
// ranges of the diagnostics.
FIDMap FM;
SmallVector<FileID, 10> Fids;
for (ArrayRef<StoredDiagnostic>::iterator
I = diags.begin(), E = diags.end(); I != E; ++I) {
const StoredDiagnostic &D = *I;
AddFID(FM, Fids, SM, D.getLocation());
for (StoredDiagnostic::range_iterator
RI = D.range_begin(), RE = D.range_end(); RI != RE; ++RI) {
AddFID(FM, Fids, SM, RI->getBegin());
AddFID(FM, Fids, SM, RI->getEnd());
}
}
std::string errMsg;
llvm::raw_fd_ostream o(outPath.c_str(), errMsg);
if (!errMsg.empty()) {
llvm::errs() << "error: could not create file: " << outPath << '\n';
return;
}
// Write the plist header.
o << "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
"<!DOCTYPE plist PUBLIC \"-//Apple Computer//DTD PLIST 1.0//EN\" "
"\"http://www.apple.com/DTDs/PropertyList-1.0.dtd\">\n"
"<plist version=\"1.0\">\n";
// Write the root object: a <dict> containing...
// - "files", an <array> mapping from FIDs to file names
// - "diagnostics", an <array> containing the diagnostics
o << "<dict>\n"
" <key>files</key>\n"
" <array>\n";
for (SmallVectorImpl<FileID>::iterator I=Fids.begin(), E=Fids.end();
I!=E; ++I) {
o << " ";
EmitString(o, SM.getFileEntryForID(*I)->getName()) << '\n';
}
o << " </array>\n"
" <key>diagnostics</key>\n"
" <array>\n";
for (ArrayRef<StoredDiagnostic>::iterator
DI = diags.begin(), DE = diags.end(); DI != DE; ++DI) {
const StoredDiagnostic &D = *DI;
if (D.getLevel() == DiagnosticsEngine::Ignored)
continue;
o << " <dict>\n";
// Output the diagnostic.
o << " <key>description</key>";
EmitString(o, D.getMessage()) << '\n';
o << " <key>category</key>";
EmitString(o, DiagIDs.getCategoryNameFromID(
DiagIDs.getCategoryNumberForDiag(D.getID()))) << '\n';
o << " <key>type</key>";
if (D.getLevel() >= DiagnosticsEngine::Error)
EmitString(o, "error") << '\n';
else if (D.getLevel() == DiagnosticsEngine::Warning)
EmitString(o, "warning") << '\n';
else
EmitString(o, "note") << '\n';
// Output the location of the bug.
o << " <key>location</key>\n";
EmitLocation(o, SM, LangOpts, D.getLocation(), FM, 2);
// Output the ranges (if any).
StoredDiagnostic::range_iterator RI = D.range_begin(), RE = D.range_end();
if (RI != RE) {
o << " <key>ranges</key>\n";
o << " <array>\n";
for (; RI != RE; ++RI)
EmitRange(o, SM, LangOpts, *RI, FM, 4);
o << " </array>\n";
}
// Close up the entry.
o << " </dict>\n";
}
o << " </array>\n";
// Finish.
o << "</dict>\n</plist>";
}
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