76 lines
2.6 KiB
C++
76 lines
2.6 KiB
C++
/*
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Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include "item.hpp"
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#include <map>
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namespace solar {
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class parser_state_t {
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private:
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std::vector<std::tuple<item_t, std::vector<std::string>, std::string>> rules;
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std::map<std::string, std::string> nonterm_types;
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std::map<symbol_t, std::pair<std::string, std::string>> term_types;
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item_t current;
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std::vector<std::string> current_vars;
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std::string current_var;
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std::string current_type;
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public:
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parser_state_t() : current("") {}
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const std::vector<std::tuple<item_t, std::vector<std::string>, std::string>> & get_rules() const {
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return rules;
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}
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const std::map<std::string, std::string> & get_nonterm_types() const {
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return nonterm_types;
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}
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const std::map<symbol_t, std::pair<std::string, std::string>> & get_term_types() const {
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return term_types;
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}
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void new_rule(const char *nonterm);
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void add_rule_nonterminal(const char *nonterm);
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void add_rule_terminal(const char *term);
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void add_rule_terminal(unsigned char term);
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void add_rule(const std::string &action = "");
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void add_rule_var(const char *var);
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void add_type_nonterminal(const char *nonterm);
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void add_type_terminal(const char *term);
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void set_type_nonterminal(const char *type);
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void set_type_terminal(const char *type);
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void set_type_terminal_name(const char *name);
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};
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}
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