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//===- TextDiagnosticBuffer.h - Buffer Text Diagnostics ---------*- 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
// This is a concrete diagnostic client. The diagnostics are buffered rather
// than printed. In order to print them, use the FlushDiagnostics method.
// Pretty-printing is not supported.
#include "clang/Basic/Diagnostic.h"
#include "clang/Basic/SourceLocation.h"
#include <cstddef>
#include <string>
#include <utility>
#include <vector>
namespace Fortran::frontend {
class TextDiagnosticBuffer : public clang::DiagnosticConsumer {
using DiagList = std::vector<std::pair<clang::SourceLocation, std::string>>;
using DiagnosticsLevelAndIndexPairs =
std::vector<std::pair<clang::DiagnosticsEngine::Level, size_t>>;
DiagList errors_, warnings_, remarks_, notes_;
/// All diagnostics in the order in which they were generated. That order
/// likely doesn't correspond to user input order, but at least it keeps
/// notes in the right places. Each pair is a diagnostic level and an index
/// into the corresponding DiagList above.
DiagnosticsLevelAndIndexPairs all_;
void HandleDiagnostic(clang::DiagnosticsEngine::Level diagLevel,
const clang::Diagnostic &info) override;
/// Flush the buffered diagnostics to a given diagnostic engine.
void FlushDiagnostics(clang::DiagnosticsEngine &diags) const;
} // namespace Fortran::frontend