113 lines · cpp
1//===- CXStoredDiagnostic.cpp - Diagnostics C Interface -------------------===//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// Implements part of the diagnostic functions of the Clang C interface.10//11//===----------------------------------------------------------------------===//12 13#include "CIndexDiagnostic.h"14#include "CIndexer.h"15#include "CXTranslationUnit.h"16#include "CXSourceLocation.h"17#include "CXString.h"18 19#include "clang/Basic/DiagnosticIDs.h"20#include "clang/Frontend/ASTUnit.h"21#include "llvm/ADT/Twine.h"22 23using namespace clang;24using namespace clang::cxloc;25 26CXDiagnosticSeverity CXStoredDiagnostic::getSeverity() const {27 switch (Diag.getLevel()) {28 case DiagnosticsEngine::Ignored: return CXDiagnostic_Ignored;29 case DiagnosticsEngine::Note: return CXDiagnostic_Note;30 case DiagnosticsEngine::Remark:31 // The 'Remark' level isn't represented in the stable API.32 case DiagnosticsEngine::Warning: return CXDiagnostic_Warning;33 case DiagnosticsEngine::Error: return CXDiagnostic_Error;34 case DiagnosticsEngine::Fatal: return CXDiagnostic_Fatal;35 }36 37 llvm_unreachable("Invalid diagnostic level");38}39 40CXSourceLocation CXStoredDiagnostic::getLocation() const {41 if (Diag.getLocation().isInvalid())42 return clang_getNullLocation();43 44 return translateSourceLocation(Diag.getLocation().getManager(),45 LangOpts, Diag.getLocation());46}47 48CXString CXStoredDiagnostic::getSpelling() const {49 return cxstring::createRef(Diag.getMessage());50}51 52CXString CXStoredDiagnostic::getDiagnosticOption(CXString *Disable) const {53 unsigned ID = Diag.getID();54 if (DiagnosticIDs::IsCustomDiag(ID))55 return cxstring::createEmpty();56 StringRef Option = DiagnosticIDs{}.getWarningOptionForDiag(ID);57 if (!Option.empty()) {58 if (Disable)59 *Disable = cxstring::createDup((Twine("-Wno-") + Option).str());60 return cxstring::createDup((Twine("-W") + Option).str());61 }62 63 if (ID == diag::fatal_too_many_errors) {64 if (Disable)65 *Disable = cxstring::createRef("-ferror-limit=0");66 return cxstring::createRef("-ferror-limit=");67 }68 69 return cxstring::createEmpty();70}71 72unsigned CXStoredDiagnostic::getCategory() const {73 return DiagnosticIDs::getCategoryNumberForDiag(Diag.getID());74}75 76CXString CXStoredDiagnostic::getCategoryText() const {77 unsigned catID = DiagnosticIDs::getCategoryNumberForDiag(Diag.getID());78 return cxstring::createRef(DiagnosticIDs::getCategoryNameFromID(catID));79}80 81unsigned CXStoredDiagnostic::getNumRanges() const {82 if (Diag.getLocation().isInvalid())83 return 0;84 85 return Diag.range_size();86}87 88CXSourceRange CXStoredDiagnostic::getRange(unsigned int Range) const {89 assert(Diag.getLocation().isValid());90 return translateSourceRange(Diag.getLocation().getManager(),91 LangOpts,92 Diag.range_begin()[Range]);93}94 95unsigned CXStoredDiagnostic::getNumFixIts() const {96 if (Diag.getLocation().isInvalid())97 return 0;98 return Diag.fixit_size();99}100 101CXString CXStoredDiagnostic::getFixIt(unsigned FixIt,102 CXSourceRange *ReplacementRange) const {103 const FixItHint &Hint = Diag.fixit_begin()[FixIt];104 if (ReplacementRange) {105 // Create a range that covers the entire replacement (or106 // removal) range, adjusting the end of the range to point to107 // the end of the token.108 *ReplacementRange = translateSourceRange(Diag.getLocation().getManager(),109 LangOpts, Hint.RemoveRange);110 }111 return cxstring::createDup(Hint.CodeToInsert);112}113