75 lines · cpp
1//===- TextDiagnosticBuffer.cpp - Buffer Text Diagnostics -----------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8//9// This is a concrete diagnostic client, which buffers the diagnostic messages.10//11//===----------------------------------------------------------------------===//12 13#include "clang/Frontend/TextDiagnosticBuffer.h"14#include "clang/Basic/Diagnostic.h"15#include "clang/Basic/LLVM.h"16#include "llvm/ADT/SmallString.h"17#include "llvm/Support/ErrorHandling.h"18 19using namespace clang;20 21/// HandleDiagnostic - Store the errors, warnings, and notes that are22/// reported.23void TextDiagnosticBuffer::HandleDiagnostic(DiagnosticsEngine::Level Level,24 const Diagnostic &Info) {25 // Default implementation (Warnings/errors count).26 DiagnosticConsumer::HandleDiagnostic(Level, Info);27 28 SmallString<100> Buf;29 Info.FormatDiagnostic(Buf);30 switch (Level) {31 default: llvm_unreachable(32 "Diagnostic not handled during diagnostic buffering!");33 case DiagnosticsEngine::Note:34 All.emplace_back(Level, Notes.size());35 Notes.emplace_back(Info.getLocation(), std::string(Buf));36 break;37 case DiagnosticsEngine::Warning:38 All.emplace_back(Level, Warnings.size());39 Warnings.emplace_back(Info.getLocation(), std::string(Buf));40 break;41 case DiagnosticsEngine::Remark:42 All.emplace_back(Level, Remarks.size());43 Remarks.emplace_back(Info.getLocation(), std::string(Buf));44 break;45 case DiagnosticsEngine::Error:46 case DiagnosticsEngine::Fatal:47 All.emplace_back(Level, Errors.size());48 Errors.emplace_back(Info.getLocation(), std::string(Buf));49 break;50 }51}52 53void TextDiagnosticBuffer::FlushDiagnostics(DiagnosticsEngine &Diags) const {54 for (const auto &I : All) {55 auto Diag = Diags.Report(Diags.getCustomDiagID(I.first, "%0"));56 switch (I.first) {57 default: llvm_unreachable(58 "Diagnostic not handled during diagnostic flushing!");59 case DiagnosticsEngine::Note:60 Diag << Notes[I.second].second;61 break;62 case DiagnosticsEngine::Warning:63 Diag << Warnings[I.second].second;64 break;65 case DiagnosticsEngine::Remark:66 Diag << Remarks[I.second].second;67 break;68 case DiagnosticsEngine::Error:69 case DiagnosticsEngine::Fatal:70 Diag << Errors[I.second].second;71 break;72 }73 }74}75