70 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			70 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			C++
		
	
	
	
//===- ErrorCollector.cpp -------------------------------------------------===//
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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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#include "ErrorCollector.h"
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#include "llvm/Support/Errc.h"
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#include "llvm/Support/Error.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 <vector>
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using namespace llvm;
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using namespace llvm::elfabi;
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void ErrorCollector::escalateToFatal() {
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  ErrorsAreFatal = true;
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}
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void ErrorCollector::addError(Error &&Err, StringRef Tag) {
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  if (Err) {
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    Errors.push_back(std::move(Err));
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    Tags.push_back(Tag.str());
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  }
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}
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Error ErrorCollector::makeError() {
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  // TODO: Make this return something (an AggregateError?) that gives more
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  // individual control over each error and which might be of interest.
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  Error JoinedErrors = Error::success();
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  for (Error &E : Errors) {
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    JoinedErrors = joinErrors(std::move(JoinedErrors), std::move(E));
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  }
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  Errors.clear();
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  Tags.clear();
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  return JoinedErrors;
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}
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void ErrorCollector::log(raw_ostream &OS) {
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  OS << "Encountered multiple errors:\n";
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  for (size_t i = 0; i < Errors.size(); ++i) {
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    WithColor::error(OS) << "(" << Tags[i] << ") " << Errors[i];
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    if (i != Errors.size() - 1)
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      OS << "\n";
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  }
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}
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bool ErrorCollector::allErrorsHandled() const {
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  return Errors.empty();
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}
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ErrorCollector::~ErrorCollector() {
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  if (ErrorsAreFatal && !allErrorsHandled())
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    fatalUnhandledError();
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  for (Error &E : Errors) {
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    consumeError(std::move(E));
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  }
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}
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LLVM_ATTRIBUTE_NORETURN void ErrorCollector::fatalUnhandledError() {
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  errs() << "Program aborted due to unhandled Error(s):\n";
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  log(errs());
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  errs() << "\n";
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  abort();
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}
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