1 /*
2 * Copyright 2010, The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include "slang_diagnostic_buffer.h"
18
19 #include "clang/Basic/SourceLocation.h"
20 #include "clang/Basic/SourceManager.h"
21
22 #include "llvm/ADT/SmallString.h"
23
24 #include "slang_assert.h"
25
26 namespace slang {
27
DiagnosticBuffer()28 DiagnosticBuffer::DiagnosticBuffer()
29 : mSOS(new llvm::raw_string_ostream(mDiags)) {
30 }
31
DiagnosticBuffer(DiagnosticBuffer const & src)32 DiagnosticBuffer::DiagnosticBuffer(DiagnosticBuffer const &src)
33 : clang::DiagnosticConsumer(src),
34 mDiags(src.mDiags),
35 mSOS(new llvm::raw_string_ostream(mDiags)) {
36 }
37
~DiagnosticBuffer()38 DiagnosticBuffer::~DiagnosticBuffer() {
39 }
40
HandleDiagnostic(clang::DiagnosticsEngine::Level DiagLevel,clang::Diagnostic const & Info)41 void DiagnosticBuffer::HandleDiagnostic(
42 clang::DiagnosticsEngine::Level DiagLevel,
43 clang::Diagnostic const &Info) {
44 clang::SourceLocation const &SrcLoc = Info.getLocation();
45
46 // 100 is enough for storing general diagnosis message
47 llvm::SmallString<100> Buf;
48
49 if (SrcLoc.isValid()) {
50 SrcLoc.print(*mSOS, Info.getSourceManager());
51 (*mSOS) << ": ";
52 }
53
54 switch (DiagLevel) {
55 case clang::DiagnosticsEngine::Note: {
56 (*mSOS) << "note: ";
57 break;
58 }
59 case clang::DiagnosticsEngine::Warning: {
60 (*mSOS) << "warning: ";
61 break;
62 }
63 case clang::DiagnosticsEngine::Error: {
64 (*mSOS) << "error: ";
65 break;
66 }
67 case clang::DiagnosticsEngine::Fatal: {
68 (*mSOS) << "fatal: ";
69 break;
70 }
71 default: {
72 slangAssert(0 && "Diagnostic not handled during diagnostic buffering!");
73 }
74 }
75
76 Info.FormatDiagnostic(Buf);
77 (*mSOS) << Buf.str() << '\n';
78 }
79
80 clang::DiagnosticConsumer *
clone(clang::DiagnosticsEngine & Diags) const81 DiagnosticBuffer::clone(clang::DiagnosticsEngine &Diags) const {
82 return new DiagnosticBuffer(*this);
83 }
84
85 } // namespace slang
86