From c6ad2948bb98d42f8e0883ef82cd14cd2d5eda60 Mon Sep 17 00:00:00 2001 From: Patrick Schönberger Date: Sat, 14 Aug 2021 14:56:12 +0200 Subject: add antlr source code and ReadMe --- .../runtime/src/TokenFactory.h | 30 ++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 antlr4-cpp-runtime-4.9.2-source/runtime/src/TokenFactory.h (limited to 'antlr4-cpp-runtime-4.9.2-source/runtime/src/TokenFactory.h') diff --git a/antlr4-cpp-runtime-4.9.2-source/runtime/src/TokenFactory.h b/antlr4-cpp-runtime-4.9.2-source/runtime/src/TokenFactory.h new file mode 100644 index 0000000..e29335f --- /dev/null +++ b/antlr4-cpp-runtime-4.9.2-source/runtime/src/TokenFactory.h @@ -0,0 +1,30 @@ +/* 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 "antlr4-common.h" + +namespace antlr4 { + + /// The default mechanism for creating tokens. It's used by default in Lexer and + /// the error handling strategy (to create missing tokens). Notifying the parser + /// of a new factory means that it notifies it's token source and error strategy. + template + class ANTLR4CPP_PUBLIC TokenFactory { + public: + virtual ~TokenFactory() {} + + /// This is the method used to create tokens in the lexer and in the + /// error handling strategy. If text!=null, than the start and stop positions + /// are wiped to -1 in the text override is set in the CommonToken. + virtual std::unique_ptr create(std::pair source, size_t type, const std::string &text, + size_t channel, size_t start, size_t stop, size_t line, size_t charPositionInLine) = 0; + + /// Generically useful + virtual std::unique_ptr create(size_t type, const std::string &text) = 0; + }; + +} // namespace antlr4 -- cgit v1.2.3