exprtk::lexer::helper::sequence_validator_3tokens Class Reference

Inheritance diagram for exprtk::lexer::helper::sequence_validator_3tokens:

Collaboration diagram for exprtk::lexer::helper::sequence_validator_3tokens:

Public Member Functions
	sequence_validator_3tokens ()
bool	result ()
bool	operator() (const lexer::token &t0, const lexer::token &t1, const lexer::token &t2)
std::size_t	error_count () const
std::pair< lexer::token, lexer::token >	error (const std::size_t index)
void	clear_errors ()
Public Member Functions inherited from exprtk::lexer::token_scanner
virtual	~token_scanner ()
	token_scanner (const std::size_t &stride)
std::size_t	process (generator &g)
virtual bool	operator() (const token &)
virtual bool	operator() (const token &, const token &)
virtual bool	operator() (const token &, const token &, const token &, const token &)
Public Member Functions inherited from exprtk::lexer::helper_interface
virtual void	init ()
virtual void	reset ()
virtual	~helper_interface ()

Private Types
typedef lexer::token::token_type	token_t
typedef std::pair< token_t, std::pair< token_t, token_t > >	token_triplet_t
typedef std::set< token_triplet_t >	set_t

Private Member Functions
void	add_invalid (const token_t t0, const token_t t1, const token_t t2)

Private Attributes
set_t	invalid_comb_
std::vector< std::pair< lexer::token, lexer::token > >	error_list_

Detailed Description

Definition at line 4103 of file exprtk.hpp.

Member Typedef Documentation

set_t

typedef std::set<token_triplet_t> exprtk::lexer::helper::sequence_validator_3tokens::set_t

private

Definition at line 4109 of file exprtk.hpp.

token_t

typedef lexer::token::token_type exprtk::lexer::helper::sequence_validator_3tokens::token_t

private

Definition at line 4107 of file exprtk.hpp.

token_triplet_t

typedef std::pair<token_t,std::pair<token_t,token_t> > exprtk::lexer::helper::sequence_validator_3tokens::token_triplet_t

private

Definition at line 4108 of file exprtk.hpp.

Constructor & Destructor Documentation

sequence_validator_3tokens()

exprtk::lexer::helper::sequence_validator_3tokens::sequence_validator_3tokens ( )

inline

Definition at line 4115 of file exprtk.hpp.

            : lexer::token_scanner(3)
            {
               add_invalid(lexer::token::e_number , lexer::token::e_number , lexer::token::e_number);
               add_invalid(lexer::token::e_string , lexer::token::e_string , lexer::token::e_string);
               add_invalid(lexer::token::e_comma  , lexer::token::e_comma  , lexer::token::e_comma );
 
               add_invalid(lexer::token::e_add    , lexer::token::e_add    , lexer::token::e_add   );
               add_invalid(lexer::token::e_sub    , lexer::token::e_sub    , lexer::token::e_sub   );
               add_invalid(lexer::token::e_div    , lexer::token::e_div    , lexer::token::e_div   );
               add_invalid(lexer::token::e_mul    , lexer::token::e_mul    , lexer::token::e_mul   );
               add_invalid(lexer::token::e_mod    , lexer::token::e_mod    , lexer::token::e_mod   );
               add_invalid(lexer::token::e_pow    , lexer::token::e_pow    , lexer::token::e_pow   );
 
               add_invalid(lexer::token::e_add    , lexer::token::e_sub    , lexer::token::e_add   );
               add_invalid(lexer::token::e_sub    , lexer::token::e_add    , lexer::token::e_sub   );
               add_invalid(lexer::token::e_div    , lexer::token::e_mul    , lexer::token::e_div   );
               add_invalid(lexer::token::e_mul    , lexer::token::e_div    , lexer::token::e_mul   );
               add_invalid(lexer::token::e_mod    , lexer::token::e_pow    , lexer::token::e_mod   );
               add_invalid(lexer::token::e_pow    , lexer::token::e_mod    , lexer::token::e_pow   );
            }

References add_invalid(), exprtk::lexer::token::e_add, exprtk::lexer::token::e_comma, exprtk::lexer::token::e_div, exprtk::lexer::token::e_mod, exprtk::lexer::token::e_mul, exprtk::lexer::token::e_number, exprtk::lexer::token::e_pow, exprtk::lexer::token::e_string, and exprtk::lexer::token::e_sub.

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Member Function Documentation

add_invalid()

void exprtk::lexer::helper::sequence_validator_3tokens::add_invalid ( const token_t  t0, const token_t  t1, const token_t  t2  )

inlineprivate

Definition at line 4179 of file exprtk.hpp.

            {
               invalid_comb_.insert(std::make_pair(t0,std::make_pair(t1,t2)));
            }

References invalid_comb_.

Referenced by sequence_validator_3tokens().

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clear_errors()

void exprtk::lexer::helper::sequence_validator_3tokens::clear_errors ( )

inline

Definition at line 4172 of file exprtk.hpp.

            {
               error_list_.clear();
            }

References error_list_.

Referenced by exprtk::parser< T >::run_assemblies().

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error()

std::pair< lexer::token, lexer::token > exprtk::lexer::helper::sequence_validator_3tokens::error ( const std::size_t  index )

inline

Definition at line 4159 of file exprtk.hpp.

            {
               if (index < error_list_.size())
               {
                  return error_list_[index];
               }
               else
               {
                  static const lexer::token error_token;
                  return std::make_pair(error_token,error_token);
               }
            }

References error_list_.

Referenced by exprtk::parser< T >::run_assemblies().

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error_count()

std::size_t exprtk::lexer::helper::sequence_validator_3tokens::error_count ( ) const

inline

Definition at line 4154 of file exprtk.hpp.

            {
               return error_list_.size();
            }

References error_list_.

Referenced by exprtk::parser< T >::run_assemblies().

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operator()()

bool exprtk::lexer::helper::sequence_validator_3tokens::operator() ( const lexer::token &  t0, const lexer::token &  t1, const lexer::token &  t2  )

inlinevirtual

Reimplemented from exprtk::lexer::token_scanner.

Definition at line 4142 of file exprtk.hpp.

            {
               const set_t::value_type p = std::make_pair(t0.type,std::make_pair(t1.type,t2.type));
 
               if (invalid_comb_.find(p) != invalid_comb_.end())
               {
                  error_list_.push_back(std::make_pair(t0,t1));
               }
 
               return true;
            }

References error_list_, and invalid_comb_.

result()

bool exprtk::lexer::helper::sequence_validator_3tokens::result ( )

inlinevirtual

Reimplemented from exprtk::lexer::helper_interface.

Definition at line 4137 of file exprtk.hpp.

            {
               return error_list_.empty();
            }

References error_list_.

Member Data Documentation

error_list_

std::vector<std::pair<lexer::token,lexer::token> > exprtk::lexer::helper::sequence_validator_3tokens::error_list_

private

Definition at line 4185 of file exprtk.hpp.

Referenced by clear_errors(), error(), error_count(), operator()(), and result().

invalid_comb_

set_t exprtk::lexer::helper::sequence_validator_3tokens::invalid_comb_

private

Definition at line 4184 of file exprtk.hpp.

Referenced by add_invalid(), and operator()().

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The documentation for this class was generated from the following file:

• exprtk/exprtk.hpp