node_function Class Reference

#include <node_impl.hpp>

Inheritance diagram for node_function:

Public Member Functions
	node_function (identifier_list parameters, node definition)
	node_function (std::istream &stream)
identifier_list const &	parameters () const
node	definition () const
Public Member Functions inherited from node_impl
	node_impl ()
virtual	~node_impl ()
	node_impl (node_impl &&)=default
node_impl &	operator= (node_impl &&)=default
void	print (std::ostream &stream, int indent) const
number	evaluate () const
std::string	to_string () const
identifier_list const &	get_parameters () const
void	save (std::ostream &stream) const

Private Member Functions
virtual void	print_node (std::ostream &stream, int indent) const override
virtual number	evaluate_node () const override
virtual identifier_list const &	evaluate_parameters () const override
virtual void	save_node (std::ostream &stream) const override

Private Attributes
identifier_list	parameters_
node	definition_

Additional Inherited Members
Static Public Member Functions inherited from node_impl
static std::shared_ptr< node_impl >	read_node (std::istream &stream)

Detailed Description

Function definition. A function has parameters and a definition.

Definition at line 101 of file node_impl.hpp.

Constructor & Destructor Documentation

node_function::node_function	(	identifier_list	parameters,
		node	definition
	)

Definition at line 202 of file node_impl.cpp.

: node_impl{}, parameters_{std::move(parameters)}, definition_{definition}
{}

node_function::node_function

(

std::istream &

stream

)

Definition at line 206 of file node_impl.cpp.

: node_impl{}
{
  std::size_t size;{}
  if (not (stream >> size))
    throw calc_error{"malformed library file, cannot read function"};
  parameters_.reserve(size);
  while (size-- != 0) {
    std::string parameter{};
    if (not (stream >> parameter))
      throw calc_error{"malformed library file, cannot read function parameter"};
    parameters_.emplace_back(std::move(parameter));
  }
  definition_ = node{stream};
}

Member Function Documentation

node node_function::definition

(

)

const

Definition at line 228 of file node_impl.cpp.

References definition_.

Referenced by evaluate_node(), print_node(), and save_node().

{
  return definition_;
}

number node_function::evaluate_node ( ) const

overrideprivatevirtual

Implements node_impl.

Definition at line 254 of file node_impl.cpp.

References definition(), and node::evaluate().

{
  return definition().evaluate();
}

identifier_list const & node_function::evaluate_parameters ( ) const

overrideprivatevirtual

Reimplemented from node_impl.

Definition at line 260 of file node_impl.cpp.

References parameters().

{
  return parameters();
}

identifier_list const & node_function::parameters

(

)

const

Definition at line 222 of file node_impl.cpp.

References parameters_.

Referenced by evaluate_parameters(), print_node(), and save_node().

{
  return parameters_;
}

void node_function::print_node ( std::ostream &  stream, int  indent  ) const

overrideprivatevirtual

Implements node_impl.

Definition at line 245 of file node_impl.cpp.

References definition(), parameters(), node::print(), and print_identifier_list().

{
  stream << std::setw(indent) << "" << "fun\n";
  print_identifier_list(stream, parameters());
  stream << '=';
  definition().print(stream, indent + 2);
}

void node_function::save_node ( std::ostream &  stream ) const

overrideprivatevirtual

Implements node_impl.

Definition at line 266 of file node_impl.cpp.

References definition(), parameters(), and node::save().

{
  stream << "function " << parameters().size() << ' ';
  for (auto const& parameter : parameters())
    stream << parameter << ' ';
  definition().save(stream);
}

Member Data Documentation

node node_function::definition_

private

Definition at line 114 of file node_impl.hpp.

Referenced by definition().

identifier_list node_function::parameters_

private

Definition at line 113 of file node_impl.hpp.

Referenced by parameters().

---

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

• node_impl.hpp
• node_impl.cpp