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-exception
6//
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(SM: Diag.getLocation().getManager(),
45 LangOpts, Loc: Diag.getLocation());
46}
47
48CXString CXStoredDiagnostic::getSpelling() const {
49 return cxstring::createRef(String: Diag.getMessage());
50}
51
52CXString CXStoredDiagnostic::getDiagnosticOption(CXString *Disable) const {
53 unsigned ID = Diag.getID();
54 StringRef Option = DiagnosticIDs::getWarningOptionForDiag(DiagID: ID);
55 if (!Option.empty()) {
56 if (Disable)
57 *Disable = cxstring::createDup(String: (Twine("-Wno-") + Option).str());
58 return cxstring::createDup(String: (Twine("-W") + Option).str());
59 }
60
61 if (ID == diag::fatal_too_many_errors) {
62 if (Disable)
63 *Disable = cxstring::createRef(String: "-ferror-limit=0");
64 return cxstring::createRef(String: "-ferror-limit=");
65 }
66
67 return cxstring::createEmpty();
68}
69
70unsigned CXStoredDiagnostic::getCategory() const {
71 return DiagnosticIDs::getCategoryNumberForDiag(DiagID: Diag.getID());
72}
73
74CXString CXStoredDiagnostic::getCategoryText() const {
75 unsigned catID = DiagnosticIDs::getCategoryNumberForDiag(DiagID: Diag.getID());
76 return cxstring::createRef(String: DiagnosticIDs::getCategoryNameFromID(CategoryID: catID));
77}
78
79unsigned CXStoredDiagnostic::getNumRanges() const {
80 if (Diag.getLocation().isInvalid())
81 return 0;
82
83 return Diag.range_size();
84}
85
86CXSourceRange CXStoredDiagnostic::getRange(unsigned int Range) const {
87 assert(Diag.getLocation().isValid());
88 return translateSourceRange(SM: Diag.getLocation().getManager(),
89 LangOpts,
90 R: Diag.range_begin()[Range]);
91}
92
93unsigned CXStoredDiagnostic::getNumFixIts() const {
94 if (Diag.getLocation().isInvalid())
95 return 0;
96 return Diag.fixit_size();
97}
98
99CXString CXStoredDiagnostic::getFixIt(unsigned FixIt,
100 CXSourceRange *ReplacementRange) const {
101 const FixItHint &Hint = Diag.fixit_begin()[FixIt];
102 if (ReplacementRange) {
103 // Create a range that covers the entire replacement (or
104 // removal) range, adjusting the end of the range to point to
105 // the end of the token.
106 *ReplacementRange = translateSourceRange(SM: Diag.getLocation().getManager(),
107 LangOpts, R: Hint.RemoveRange);
108 }
109 return cxstring::createDup(String: Hint.CodeToInsert);
110}
111
112