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/*
* Copyright 2010, The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "slang_diagnostic_buffer.h"
#include "clang/Basic/SourceLocation.h"
#include "clang/Basic/SourceManager.h"
#include "llvm/ADT/SmallString.h"
#include "slang_assert.h"
namespace slang {
DiagnosticBuffer::DiagnosticBuffer()
: mSOS(new llvm::raw_string_ostream(mDiags)) {
}
DiagnosticBuffer::~DiagnosticBuffer() {
}
void DiagnosticBuffer::HandleDiagnostic(
clang::DiagnosticsEngine::Level DiagLevel,
clang::Diagnostic const &Info) {
clang::SourceLocation const &SrcLoc = Info.getLocation();
std::string Message;
llvm::raw_string_ostream stream(Message);
if (SrcLoc.isValid()) {
SrcLoc.print(stream, Info.getSourceManager());
stream << ": ";
}
switch (DiagLevel) {
case clang::DiagnosticsEngine::Note: {
stream << "note: ";
break;
}
case clang::DiagnosticsEngine::Warning: {
stream << "warning: ";
break;
}
case clang::DiagnosticsEngine::Error: {
stream << "error: ";
break;
}
case clang::DiagnosticsEngine::Fatal: {
stream << "fatal: ";
break;
}
default: {
slangAssert(0 && "Diagnostic not handled during diagnostic buffering!");
}
}
// 100 is enough for storing general diagnosis Message
llvm::SmallString<100> Buf;
Info.FormatDiagnostic(Buf);
stream << Buf.str() << '\n';
stream.flush();
if (mIncludedMessages.find(Message) == mIncludedMessages.end()) {
mIncludedMessages.insert(Message);
(*mSOS) << Message;
}
}
} // namespace slang
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