44 lines
1.1 KiB
C++
44 lines
1.1 KiB
C++
|
#pragma once
|
||
|
|
#include <memory>
|
||
|
|
#include <set>
|
||
|
|
#include <string>
|
||
|
|
#include "type_env.hpp"
|
||
|
|
|
||
|
|
struct parsed_type {
|
||
|
|
virtual type_ptr to_type(
|
||
|
|
const std::set<std::string>& vars,
|
||
|
|
const type_env& env) const = 0;
|
||
|
|
};
|
||
|
|
|
||
|
|
using parsed_type_ptr = std::unique_ptr<parsed_type>;
|
||
|
|
|
||
|
|
struct parsed_type_app : parsed_type {
|
||
|
|
std::string name;
|
||
|
|
std::vector<parsed_type_ptr> arguments;
|
||
|
|
|
||
|
|
parsed_type_app(
|
||
|
|
std::string n,
|
||
|
|
std::vector<parsed_type_ptr> as)
|
||
|
|
: name(std::move(n)), arguments(std::move(as)) {}
|
||
|
|
|
||
|
|
type_ptr to_type(const std::set<std::string>& vars, const type_env& env) const;
|
||
|
|
};
|
||
|
|
|
||
|
|
struct parsed_type_var : parsed_type {
|
||
|
|
std::string var;
|
||
|
|
|
||
|
|
parsed_type_var(std::string v) : var(std::move(v)) {}
|
||
|
|
|
||
|
|
type_ptr to_type(const std::set<std::string>& vars, const type_env& env) const;
|
||
|
|
};
|
||
|
|
|
||
|
|
struct parsed_type_arr : parsed_type {
|
||
|
|
parsed_type_ptr left;
|
||
|
|
parsed_type_ptr right;
|
||
|
|
|
||
|
|
parsed_type_arr(parsed_type_ptr l, parsed_type_ptr r)
|
||
|
|
: left(std::move(l)), right(std::move(r)) {}
|
||
|
|
|
||
|
|
type_ptr to_type(const std::set<std::string>& vars, const type_env& env) const;
|
||
|
|
};
|