llvm-project/flang/lib/Frontend/TextDiagnostic.cpp

98 lines
2.9 KiB
C++

//===--- TextDiagnostic.cpp - Text Diagnostic Pretty-Printing -------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "flang/Frontend/TextDiagnostic.h"
#include "clang/Basic/DiagnosticOptions.h"
#include "llvm/Support/raw_ostream.h"
using namespace Fortran::frontend;
// TODO: Similar enums are defined in clang/lib/Frontend/TextDiagnostic.cpp.
// It would be best to share them
static const enum llvm::raw_ostream::Colors noteColor =
llvm::raw_ostream::BLACK;
static const enum llvm::raw_ostream::Colors remarkColor =
llvm::raw_ostream::BLUE;
static const enum llvm::raw_ostream::Colors warningColor =
llvm::raw_ostream::MAGENTA;
static const enum llvm::raw_ostream::Colors errorColor = llvm::raw_ostream::RED;
static const enum llvm::raw_ostream::Colors fatalColor = llvm::raw_ostream::RED;
// Used for changing only the bold attribute.
static const enum llvm::raw_ostream::Colors savedColor =
llvm::raw_ostream::SAVEDCOLOR;
TextDiagnostic::TextDiagnostic() {}
TextDiagnostic::~TextDiagnostic() {}
/*static*/ void TextDiagnostic::PrintDiagnosticLevel(llvm::raw_ostream &os,
clang::DiagnosticsEngine::Level level, bool showColors) {
if (showColors) {
// Print diagnostic category in bold and color
switch (level) {
case clang::DiagnosticsEngine::Ignored:
llvm_unreachable("Invalid diagnostic type");
case clang::DiagnosticsEngine::Note:
os.changeColor(noteColor, true);
break;
case clang::DiagnosticsEngine::Remark:
os.changeColor(remarkColor, true);
break;
case clang::DiagnosticsEngine::Warning:
os.changeColor(warningColor, true);
break;
case clang::DiagnosticsEngine::Error:
os.changeColor(errorColor, true);
break;
case clang::DiagnosticsEngine::Fatal:
os.changeColor(fatalColor, true);
break;
}
}
switch (level) {
case clang::DiagnosticsEngine::Ignored:
llvm_unreachable("Invalid diagnostic type");
case clang::DiagnosticsEngine::Note:
os << "note";
break;
case clang::DiagnosticsEngine::Remark:
os << "remark";
break;
case clang::DiagnosticsEngine::Warning:
os << "warning";
break;
case clang::DiagnosticsEngine::Error:
os << "error";
break;
case clang::DiagnosticsEngine::Fatal:
os << "fatal error";
break;
}
os << ": ";
if (showColors)
os.resetColor();
}
/*static*/
void TextDiagnostic::PrintDiagnosticMessage(llvm::raw_ostream &os,
bool isSupplemental, llvm::StringRef message, bool showColors) {
if (showColors && !isSupplemental) {
// Print primary diagnostic messages in bold and without color.
os.changeColor(savedColor, true);
}
os << message;
if (showColors)
os.resetColor();
os << '\n';
}