pulp::runtime::ExpressionEvaluator Class Reference

Expression evaluator with persistent variable state. More...

#include <expression.hpp>

Public Member Functions
	ExpressionEvaluator ()=default
void	set (std::string_view name, double value)
	Set a variable value.
std::optional< double >	get (std::string_view name) const
	Get a variable value.
std::optional< double >	evaluate (std::string_view expression) const
	Evaluate an expression using the stored variables.
void	register_function (std::string_view name, std::function< double(double)> fn)
	Register a custom function (1 argument).
void	clear_variables ()
	Clear all variables.

Detailed Description

Expression evaluator with persistent variable state.

Constructor & Destructor Documentation

ExpressionEvaluator()

pulp::runtime::ExpressionEvaluator::ExpressionEvaluator ( )

default

Member Function Documentation

clear_variables()

void pulp::runtime::ExpressionEvaluator::clear_variables

(

)

Clear all variables.

evaluate()

std::optional< double > pulp::runtime::ExpressionEvaluator::evaluate

(

std::string_view

expression

)

const

Evaluate an expression using the stored variables.

get()

std::optional< double > pulp::runtime::ExpressionEvaluator::get

(

std::string_view

name

)

const

Get a variable value.

register_function()

void pulp::runtime::ExpressionEvaluator::register_function	(	std::string_view	name,
		std::function< double(double)>	fn )

Register a custom function (1 argument).

set()

void pulp::runtime::ExpressionEvaluator::set	(	std::string_view	name,
		double	value )

Set a variable value.

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

• /home/runner/work/pulp/pulp/core/runtime/include/pulp/runtime/expression.hpp