matheval::detail::ConstantFolder< real_t > Struct Template Reference

#include <matheval.hpp>

Collaboration diagram for matheval::detail::ConstantFolder< real_t >:

Public Types
using	result_type = typename expr_ast<real_t>::tree_t
	Necessary typedef for boost::apply_visitor.

Public Member Functions
result_type	operator() (nil) const
	Empty nodes in the tree evaluate to 0.
result_type	operator() (real_t n) const
	Numbers evaluate to themselves.
result_type	operator() (std::string const &c) const
	Variables do not evaluate.
result_type	operator() (expr_ast< real_t > const &ast) const
	Recursively evaluate the AST.
result_type	operator() (binary_op< real_t > const &tree) const
	Evaluate a binary operator and optionally recurse its operands.
result_type	operator() (unary_op< real_t > const &tree) const
	Evaluate a unary operator and optionally recurse its operand.

Detailed Description

template<typename real_t>
struct matheval::detail::ConstantFolder< real_t >

Definition at line 279 of file matheval.hpp.

Member Typedef Documentation

result_type

template<typename real_t>

using matheval::detail::ConstantFolder< real_t >::result_type = typename expr_ast<real_t>::tree_t

Necessary typedef for boost::apply_visitor.

Definition at line 281 of file matheval.hpp.

Member Function Documentation

operator()() [1/6]

template<typename real_t>

result_type matheval::detail::ConstantFolder< real_t >::operator() ( binary_op< real_t > const & tree ) const

inline

Evaluate a binary operator and optionally recurse its operands.

Definition at line 298 of file matheval.hpp.

References matheval::detail::holds_alternative(), matheval::detail::binary_op< real_t >::lhs, matheval::detail::binary_op< real_t >::op, and matheval::detail::binary_op< real_t >::rhs.

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operator()() [2/6]

template<typename real_t>

result_type matheval::detail::ConstantFolder< real_t >::operator() ( expr_ast< real_t > const & ast ) const

inline

Recursively evaluate the AST.

Definition at line 293 of file matheval.hpp.

References matheval::detail::expr_ast< real_t >::tree.

operator()() [3/6]

template<typename real_t>

result_type matheval::detail::ConstantFolder< real_t >::operator() ( nil ) const

inline

Empty nodes in the tree evaluate to 0.

Definition at line 284 of file matheval.hpp.

operator()() [4/6]

template<typename real_t>

result_type matheval::detail::ConstantFolder< real_t >::operator() ( real_t n ) const

inline

Numbers evaluate to themselves.

Definition at line 287 of file matheval.hpp.

operator()() [5/6]

template<typename real_t>

result_type matheval::detail::ConstantFolder< real_t >::operator() ( std::string const & c ) const

inline

Variables do not evaluate.

Definition at line 290 of file matheval.hpp.

operator()() [6/6]

template<typename real_t>

result_type matheval::detail::ConstantFolder< real_t >::operator() ( unary_op< real_t > const & tree ) const

inline

Evaluate a unary operator and optionally recurse its operand.

Definition at line 311 of file matheval.hpp.

References matheval::detail::holds_alternative(), matheval::detail::unary_op< real_t >::op, and matheval::detail::unary_op< real_t >::rhs.

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

• matheval.hpp