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node.hpp
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1 #ifndef NODE_HPP_
2 #define NODE_HPP_
3
4 #include <iosfwd>
5 #include <memory>
6 #include <string>
7 #include <vector>
8
10 class node_impl;
11
13 class node;
14
16 typedef std::vector<node> node_list;
17
19 typedef std::vector<std::string> identifier_list;
20
26 class node {
27 public:
29 node();
31 node(std::istream& stream);
35 node(double number);
39 node(std::string identifier);
44 node(char op, node operand);
50 node(node left, char op, node right);
55 node(identifier_list parameters, node definition);
60 node(std::string name, node_list arguments);
61
62 node(node const&) = default;
63 node(node&&) = default;
64 node& operator=(node const&) = default;
65 node& operator=(node&&) = default;
66 ~node() = default;
67
74 void print(std::ostream& stream, int indent = 0) const;
75
79 double evaluate() const;
84 std::string to_string() const;
89 identifier_list const& get_parameters() const;
90
94 void save(std::ostream& stream) const;
95
96 private:
98 static std::shared_ptr<node_impl> make_binary_operator(node, char, node);
99
100 std::shared_ptr<node_impl> pimpl_;
101 };
102
103 #endif
node_impl
Definition: node_impl.hpp:20
node
Definition: node.hpp:26
node::pimpl_
std::shared_ptr< node_impl > pimpl_
Definition: node.hpp:100
node::make_binary_operator
static std::shared_ptr< node_impl > make_binary_operator(node, char, node)
Factory function to make the binary operator nodes.
Definition: node.cpp:8
identifier_list
std::vector< std::string > identifier_list
A sequence of identifiers (e.g., parameter names).
Definition: node.hpp:19
node::operator=
node & operator=(node const &)=default
node::print
void print(std::ostream &stream, int indent=0) const
Definition: node.cpp:54
node::to_string
std::string to_string() const
Definition: node.cpp:66
node::evaluate
double evaluate() const
Definition: node.cpp:60
node::node
node()
Definition: node.cpp:22
node::get_parameters
identifier_list const & get_parameters() const
Definition: node.cpp:72
node_list
std::vector< node > node_list
A sequence of nodes.
Definition: node.hpp:13
node::save
void save(std::ostream &stream) const
Definition: node.cpp:78
node::~node
~node()=default