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//===--- TextPathDiagnostics.cpp - Text Diagnostics for Paths ---*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines the TextPathDiagnostics object.
//
//===----------------------------------------------------------------------===//
#include "clang/StaticAnalyzer/Core/PathDiagnosticConsumers.h"
#include "clang/Lex/Preprocessor.h"
#include "clang/StaticAnalyzer/Core/BugReporter/PathDiagnostic.h"
#include "llvm/Support/raw_ostream.h"
using namespace clang;
using namespace ento;
using namespace llvm;
namespace {
/// \brief Simple path diagnostic client used for outputting as diagnostic notes
/// the sequence of events.
class TextPathDiagnostics : public PathDiagnosticConsumer {
const std::string OutputFile;
DiagnosticsEngine &Diag;
public:
TextPathDiagnostics(const std::string& output, DiagnosticsEngine &diag)
: OutputFile(output), Diag(diag) {}
void FlushDiagnosticsImpl(std::vector<const PathDiagnostic *> &Diags,
FilesMade *filesMade);
virtual StringRef getName() const {
return "TextPathDiagnostics";
}
PathGenerationScheme getGenerationScheme() const { return Minimal; }
bool supportsLogicalOpControlFlow() const { return true; }
bool supportsAllBlockEdges() const { return true; }
virtual bool supportsCrossFileDiagnostics() const { return true; }
};
} // end anonymous namespace
void ento::createTextPathDiagnosticConsumer(AnalyzerOptions &AnalyzerOpts,
PathDiagnosticConsumers &C,
const std::string& out,
const Preprocessor &PP) {
C.push_back(new TextPathDiagnostics(out, PP.getDiagnostics()));
}
void TextPathDiagnostics::FlushDiagnosticsImpl(
std::vector<const PathDiagnostic *> &Diags,
FilesMade *) {
for (std::vector<const PathDiagnostic *>::iterator it = Diags.begin(),
et = Diags.end(); it != et; ++it) {
const PathDiagnostic *D = *it;
PathPieces FlatPath = D->path.flatten(/*ShouldFlattenMacros=*/true);
for (PathPieces::iterator I = FlatPath.begin(), E = FlatPath.end();
I != E; ++I) {
unsigned diagID =
Diag.getDiagnosticIDs()->getCustomDiagID(DiagnosticIDs::Note,
I->getString());
Diag.Report(I->getLocation().asLocation(), diagID);
}
}
}
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