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/* Copyright (c) 2012-2017 The ANTLR Project. All rights reserved.
* Use of this file is governed by the BSD 3-clause license that
* can be found in the LICENSE.txt file in the project root.
*/
#pragma once
#include "ANTLRErrorListener.h"
#include "Exceptions.h"
namespace antlr4 {
/// This implementation of ANTLRErrorListener dispatches all calls to a
/// collection of delegate listeners. This reduces the effort required to support multiple
/// listeners.
class ANTLR4CPP_PUBLIC ProxyErrorListener : public ANTLRErrorListener {
private:
std::set<ANTLRErrorListener *> _delegates; // Not owned.
public:
void addErrorListener(ANTLRErrorListener *listener);
void removeErrorListener(ANTLRErrorListener *listener);
void removeErrorListeners();
void syntaxError(Recognizer *recognizer, Token *offendingSymbol, size_t line, size_t charPositionInLine,
const std::string &msg, std::exception_ptr e) override;
virtual void reportAmbiguity(Parser *recognizer, const dfa::DFA &dfa, size_t startIndex, size_t stopIndex, bool exact,
const antlrcpp::BitSet &ambigAlts, atn::ATNConfigSet *configs) override;
virtual void reportAttemptingFullContext(Parser *recognizer, const dfa::DFA &dfa, size_t startIndex, size_t stopIndex,
const antlrcpp::BitSet &conflictingAlts, atn::ATNConfigSet *configs) override;
virtual void reportContextSensitivity(Parser *recognizer, const dfa::DFA &dfa, size_t startIndex, size_t stopIndex,
size_t prediction, atn::ATNConfigSet *configs) override;
};
} // namespace antlr4
Version data entries
47 entries across 47 versions & 4 rubygems