2020-10-06 00:42:00 +08:00
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//===--- TextDiagnosticPrinter.cpp - Diagnostic Printer -------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This diagnostic client prints out their diagnostic messages.
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//
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//===----------------------------------------------------------------------===//
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2022-04-30 01:36:26 +08:00
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//
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// Coding style: https://mlir.llvm.org/getting_started/DeveloperGuide/
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//
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//===----------------------------------------------------------------------===//
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2020-10-06 00:42:00 +08:00
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#include "flang/Frontend/TextDiagnosticPrinter.h"
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#include "flang/Frontend/TextDiagnostic.h"
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#include "clang/Basic/DiagnosticOptions.h"
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#include "llvm/ADT/SmallString.h"
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#include "llvm/Support/ErrorHandling.h"
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#include "llvm/Support/raw_ostream.h"
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using namespace Fortran::frontend;
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2022-04-30 01:36:26 +08:00
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TextDiagnosticPrinter::TextDiagnosticPrinter(raw_ostream &diagOs,
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clang::DiagnosticOptions *diags)
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: os(diagOs), diagOpts(diags) {}
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2020-10-06 00:42:00 +08:00
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TextDiagnosticPrinter::~TextDiagnosticPrinter() {}
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void TextDiagnosticPrinter::HandleDiagnostic(
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clang::DiagnosticsEngine::Level level, const clang::Diagnostic &info) {
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// Default implementation (Warnings/errors count).
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DiagnosticConsumer::HandleDiagnostic(level, info);
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// Render the diagnostic message into a temporary buffer eagerly. We'll use
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// this later as we print out the diagnostic to the terminal.
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llvm::SmallString<100> outStr;
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info.FormatDiagnostic(outStr);
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2022-04-30 01:36:26 +08:00
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llvm::raw_svector_ostream diagMessageStream(outStr);
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2020-10-06 00:42:00 +08:00
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2022-04-30 01:36:26 +08:00
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if (!prefix.empty())
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os << prefix << ": ";
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2020-10-06 00:42:00 +08:00
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// We only emit diagnostics in contexts that lack valid source locations.
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assert(!info.getLocation().isValid() &&
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"Diagnostics with valid source location are not supported");
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2022-04-30 01:36:26 +08:00
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Fortran::frontend::TextDiagnostic::printDiagnosticLevel(os, level,
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diagOpts->ShowColors);
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Fortran::frontend::TextDiagnostic::printDiagnosticMessage(
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os,
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2020-10-06 00:42:00 +08:00
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/*IsSupplemental=*/level == clang::DiagnosticsEngine::Note,
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2022-04-30 01:36:26 +08:00
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diagMessageStream.str(), diagOpts->ShowColors);
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2020-10-06 00:42:00 +08:00
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2022-04-30 01:36:26 +08:00
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os.flush();
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2020-10-06 00:42:00 +08:00
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return;
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}
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