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Teuchos_Language.hpp
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41
42#ifndef TEUCHOS_LANGUAGE_HPP
43#define TEUCHOS_LANGUAGE_HPP
44
49#include <string>
50#include <vector>
51#include <iosfwd>
52
53#include <Teuchos_Grammar.hpp>
54#include <Teuchos_FiniteAutomaton.hpp>
56#include <Teuchos_RCP.hpp>
57
58namespace Teuchos {
59
60
152struct Language {
153 struct Token {
154 std::string name;
155 std::string regex;
156 void operator()(std::string const& name_in, std::string const& regex_in);
157 };
158 typedef std::vector<Token> Tokens;
160 Tokens tokens;
161 typedef std::vector<std::string> RHS;
162 struct Production;
163 struct RHSBuilder {
164 Production& prod;
165 RHSBuilder(Production& prod_in);
166 RHSBuilder& operator,(std::string const& rhs_item);
167 RHSBuilder& operator>>(std::string const& rhs_item);
168 };
169 struct Production {
170 std::string lhs;
171 RHS rhs;
172 RHSBuilder operator()(std::string const& lhs_in);
173 };
174 typedef std::vector<Production> Productions;
176 Productions productions;
177};
178
181
182GrammarPtr make_grammar(Language const& language);
183
194void make_lexer(FiniteAutomaton& result, Language const& language);
195
196
202
203std::ostream& operator<<(std::ostream& os, Language const& lang);
204
205}
206
207#endif
Reference-counted pointer class and non-member templated function implementations.
Declares Teuchos::ReaderTables.
Smart reference counting pointer class for automatic garbage collection.
The Teuchos namespace contains all of the classes, structs and enums used by Teuchos,...
void make_lexer(FiniteAutomaton &result, Language const &language)
construct a lexer for the Language tokens.
RCP< const Language > LanguagePtr
an RCP to a const Language
ReaderTablesPtr make_reader_tables(Language const &language)
constructs ReaderTables for the given Language.
The main class for users to define a language using TeuchosParser.
Productions productions
vector of productions
Tokens tokens
vector of tokens