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Diffstat (limited to 'src/core/parser/utils/Token.hpp')
-rw-r--r-- | src/core/parser/utils/Token.hpp | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/src/core/parser/utils/Token.hpp b/src/core/parser/utils/Token.hpp deleted file mode 100644 index f907450..0000000 --- a/src/core/parser/utils/Token.hpp +++ /dev/null @@ -1,142 +0,0 @@ -/* - Ousía - Copyright (C) 2014 Benjamin Paaßen, Andreas Stöckel - - This program is free software: you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation, either version 3 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see <http://www.gnu.org/licenses/>. -*/ - -/** - * @file Token.hpp - * - * Definition of the TokenId id and constants for some special tokens. - * - * @author Andreas Stöckel (astoecke@techfak.uni-bielefeld.de) - */ - -#ifndef _OUSIA_TOKEN_HPP_ -#define _OUSIA_TOKEN_HPP_ - -#include <cstdint> -#include <limits> -#include <string> - -#include <core/common/Location.hpp> - -namespace ousia { - -/** - * The TokenId is used to give each token id a unique id. - */ -using TokenId = uint32_t; - -/** - * Type used for storing token lengths. - */ -using TokenLength = uint16_t; - -/** - * Namespace containing constants for TokenId instances with special meaning. - */ -namespace Tokens { -/** - * Token which is not a token. - */ -constexpr TokenId Empty = std::numeric_limits<TokenId>::max(); - -/** - * Token which represents data (represented as TokenizedData). - */ -constexpr TokenId Data = std::numeric_limits<TokenId>::max() - 1; - -/** - * Token which represents a newline token. - */ -constexpr TokenId Newline = std::numeric_limits<TokenId>::max() - 2; - -/** - * Token which represents a paragraph token -- issued if two consecutive - * newlines occur with optionally any amout of whitespace between them. - */ -constexpr TokenId Paragraph = std::numeric_limits<TokenId>::max() - 3; - -/** - * Token which represents an indentation token -- issued if the indentation of - * this line is larget than the indentation of the previous line. - */ -constexpr TokenId Indentation = std::numeric_limits<TokenId>::max() - 4; - -/** - * Maximum token id to be used. Tokens allocated for users should not surpass - * this value. - */ -constexpr TokenId MaxTokenId = std::numeric_limits<TokenId>::max() - 255; -} - -/** - * The Token structure describes a token discovered by the Tokenizer or read - * from the TokenizedData struct. - */ -struct Token { - /** - * Id of the id of this token. - */ - TokenId id; - - /** - * String that was matched. - */ - std::string content; - - /** - * Location from which the string was extracted. - */ - SourceLocation location; - - /** - * Default constructor. - */ - Token() : id(Tokens::Empty) {} - - /** - * Constructor of the Token struct. - * - * @param id represents the token id. - * @param content is the string content that has been extracted. - * @param location is the location of the extracted string content in the - * source file. - */ - Token(TokenId id, const std::string &content, SourceLocation location) - : id(id), content(content), location(location) - { - } - - /** - * Constructor of the Token struct, only initializes the token id - * - * @param id is the id corresponding to the id of the token. - */ - Token(TokenId id) : id(id) {} - - /** - * The getLocation function allows the tokens to be directly passed as - * parameter to Logger or LoggableException instances. - * - * @return a reference at the location field - */ - const SourceLocation &getLocation() const { return location; } -}; -} - -#endif /* _OUSIA_TOKENS_HPP_ */ - |