184 lines
4.8 KiB
C++
184 lines
4.8 KiB
C++
/* -*- C++ -*-
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* Serene Programming Language
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*
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* Copyright (c) 2019-2021 Sameer Rahmani <lxsameer@gnu.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, version 2.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "serene/diagnostics.h"
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#include "serene/context.h"
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#include "serene/reader/location.h"
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#include "serene/source_mgr.h"
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#include "serene/utils.h"
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#include <llvm/ADT/StringRef.h>
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#include <llvm/Support/FormatAdapters.h>
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#include <llvm/Support/FormatVariadic.h>
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#include <llvm/Support/WithColor.h>
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#include <llvm/Support/raw_ostream.h>
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#include <memory>
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namespace serene {
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void Diagnostic::writeColorByType(llvm::raw_ostream &os, llvm::StringRef str) {
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llvm::ColorMode mode =
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ctx.opts.withColors ? llvm::ColorMode::Auto : llvm::ColorMode::Disable;
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llvm::WithColor s(os, llvm::raw_ostream::SAVEDCOLOR, true, false, mode);
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switch (type) {
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case Type::Error:
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s.changeColor(llvm::raw_ostream::Colors::RED);
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break;
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// case Type::Warning:
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// s.changeColor(llvm::raw_ostream::Colors::YELLOW);
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// break;
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case Type::Note:
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s.changeColor(llvm::raw_ostream::Colors::CYAN);
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break;
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case Type::Remark:
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s.changeColor(llvm::raw_ostream::Colors::MAGENTA);
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break;
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}
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s << str;
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s.resetColor();
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};
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std::string Diagnostic::getPrefix(llvm::StringRef prefix) {
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if (prefix != "") {
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return prefix.str();
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}
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switch (type) {
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case Type::Error:
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return "Error";
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break;
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case Type::Note:
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return "Note";
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case Type::Remark:
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return "Remark";
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}
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};
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void Diagnostic::print(llvm::raw_ostream &os, llvm::StringRef prefix) {
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llvm::ColorMode mode =
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ctx.opts.withColors ? llvm::ColorMode::Auto : llvm::ColorMode::Disable;
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llvm::WithColor s(os, llvm::raw_ostream::SAVEDCOLOR, true, false, mode);
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s << "\n[";
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writeColorByType(os, "Error");
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s << "]>\n";
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s << "In ns '";
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s.changeColor(llvm::raw_ostream::Colors::MAGENTA);
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s << loc.start.ns;
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s.resetColor();
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if (loc.start.filename.hasValue()) {
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s << "' At: ";
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s.changeColor(llvm::raw_ostream::Colors::YELLOW);
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s << loc.start.filename.getValue();
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s.resetColor();
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s << ":";
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s.changeColor(llvm::raw_ostream::Colors::CYAN);
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s << loc.start.line;
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s.resetColor();
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s << ":";
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s.changeColor(llvm::raw_ostream::Colors::CYAN);
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s << loc.start.col;
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s.resetColor();
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}
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s << "\n\n";
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auto &srcBuf = ctx.sourceManager.getBufferInfo(loc.start.ns);
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const char *line = srcBuf.getPointerForLineNumber(loc.start.line);
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while (*line != '\n' && line != srcBuf.buffer->getBufferEnd()) {
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s << *line;
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line++;
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}
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s << '\n';
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s.changeColor(llvm::raw_ostream::Colors::GREEN);
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s << llvm::formatv("{0}", llvm::fmt_pad("^", (size_t)loc.start.col - 1, 0));
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s.resetColor();
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s << '\n';
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s << "[";
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if (err) {
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writeColorByType(os, err->getErrId());
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}
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s << "] ";
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writeColorByType(os, getPrefix(prefix));
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s << ": ";
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if (err) {
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s << err->description << '\n';
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}
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if (message != "") {
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s.changeColor(llvm::raw_ostream::Colors::YELLOW);
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s << "With message";
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s.resetColor();
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s << ": " << message << "\n";
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}
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if (err) {
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s << "For more information checkout";
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s.changeColor(llvm::raw_ostream::Colors::CYAN);
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s << " `serenec --explain ";
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s << err->getErrId() << "`\n";
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}
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};
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DiagnosticEngine::DiagnosticEngine(SereneContext &ctx)
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: ctx(ctx), diagEngine(ctx.mlirContext.getDiagEngine()){};
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void DiagnosticEngine::print(llvm::raw_ostream &os, Diagnostic &d) {
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UNUSED(os);
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UNUSED(d);
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};
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Diagnostic DiagnosticEngine::toDiagnostic(reader::LocationRange loc,
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errors::ErrorVariant &e,
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llvm::StringRef msg,
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llvm::StringRef fn) {
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return Diagnostic(ctx, loc, &e, msg, fn);
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};
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void DiagnosticEngine::enqueueError(llvm::StringRef msg) {
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llvm::errs() << llvm::formatv("FIX ME (better emit error): {0}\n", msg);
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exit(1);
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};
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void DiagnosticEngine::emitSyntaxError(reader::LocationRange loc,
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errors::ErrorVariant &e,
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llvm::StringRef msg) {
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Diagnostic diag(ctx, loc, &e, msg);
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diag.print(llvm::errs(), "SyntaxError");
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exit(1);
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};
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std::unique_ptr<DiagnosticEngine> makeDiagnosticEngine(SereneContext &ctx) {
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return std::make_unique<DiagnosticEngine>(ctx);
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}
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} // namespace serene
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