3fb593e542
* src/ltlparse/parsedecl.hh (YY_DECL): Rename yylex to ltlyylex. * src/ltlparse/ltlparse.yy: Define yylex as ltlyylex.
54 lines
2 KiB
C++
54 lines
2 KiB
C++
#ifndef SPOT_LTLPARSE_PUBLIC_HH
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# define SPOT_LTLPARSE_PUBLIC_HH
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# include "ltlast/formula.hh"
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# include "location.hh"
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# include "ltlenv/defaultenv.hh"
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# include <string>
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# include <list>
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# include <utility>
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# include <iostream>
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namespace spot
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{
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namespace ltl
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{
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/// \brief A parse diagnostic with its location.
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typedef std::pair<yy::Location, std::string> parse_error;
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/// \brief A list of parser diagnostics, as filled by parse.
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typedef std::list<parse_error> parse_error_list;
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/// \brief Build a formula from an LTL string.
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/// \param ltl_string The string to parse.
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/// \param error_list A list that will be filled with
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/// parse errors that occured during parsing.
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/// \param env The environment into which parsing should take place.
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/// \param debug When true, causes the parser to trace its execution.
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/// \return A pointer to the formula built from \a ltl_string, or
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/// 0 if the input was unparsable.
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///
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/// Note that the parser usually tries to recover from errors. It can
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/// return an non zero value even if it encountered error during the
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/// parsing of \a ltl_string. If you want to make sure \a ltl_string
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/// was parsed succesfully, check \a error_list for emptiness.
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///
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/// \warning This function is not reentrant.
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formula* parse(const std::string& ltl_string,
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parse_error_list& error_list,
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environment& env = default_environment::instance(),
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bool debug = false);
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/// \brief Format diagnostics produced by spot::ltl::parse.
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/// \param os Where diagnostics should be output.
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/// \param ltl_string The string that were parsed.
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/// \param error_list The error list filled by spot::ltl::parse while
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/// parsing \a ltl_string.
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/// \return \c true iff any diagnostic was output.
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bool format_parse_errors(std::ostream& os,
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const std::string& ltl_string,
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parse_error_list& error_list);
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}
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}
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#endif // SPOT_LTLPARSE_PUBLIC_HH
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