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//===--- LogDiagnosticPrinter.h - Log Diagnostic Client ---------*- C++ -*-===//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
#include "clang/Basic/Diagnostic.h"
#include "clang/Basic/SourceLocation.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/StringRef.h"
namespace clang {
class DiagnosticOptions;
class LangOptions;
class LogDiagnosticPrinter : public DiagnosticConsumer {
struct DiagEntry {
/// The primary message line of the diagnostic.
std::string Message;
/// The source file name, if available.
std::string Filename;
/// The source file line number, if available.
unsigned Line;
/// The source file column number, if available.
unsigned Column;
/// The ID of the diagnostic.
unsigned DiagnosticID;
/// The Option Flag for the diagnostic
std::string WarningOption;
/// The level of the diagnostic.
DiagnosticsEngine::Level DiagnosticLevel;
void EmitDiagEntry(llvm::raw_ostream &OS,
const LogDiagnosticPrinter::DiagEntry &DE);
// Conditional ownership (when StreamOwner is non-null, it's keeping OS
// alive). We might want to replace this with a wrapper for conditional
// ownership eventually - it seems to pop up often enough.
raw_ostream &OS;
std::unique_ptr<raw_ostream> StreamOwner;
const LangOptions *LangOpts;
IntrusiveRefCntPtr<DiagnosticOptions> DiagOpts;
SourceLocation LastWarningLoc;
FullSourceLoc LastLoc;
SmallVector<DiagEntry, 8> Entries;
std::string MainFilename;
std::string DwarfDebugFlags;
LogDiagnosticPrinter(raw_ostream &OS, DiagnosticOptions *Diags,
std::unique_ptr<raw_ostream> StreamOwner);
void setDwarfDebugFlags(StringRef Value) {
DwarfDebugFlags = std::string(Value);
void BeginSourceFile(const LangOptions &LO, const Preprocessor *PP) override {
LangOpts = &LO;
void EndSourceFile() override;
void HandleDiagnostic(DiagnosticsEngine::Level DiagLevel,
const Diagnostic &Info) override;
} // end namespace clang