Make type_env a class.

This commit is contained in:
Danila Fedorin 2020-09-15 19:10:36 -07:00
parent 0e3f16139d
commit ba418d357f
3 changed files with 37 additions and 30 deletions

View File

@ -69,7 +69,7 @@ void compiler::translate() {
} }
for(auto& defn : global_defs.defs_defn) { for(auto& defn : global_defs.defs_defn) {
auto& function = defn.second->into_global(global_scp); auto& function = defn.second->into_global(global_scp);
function.body->env->parent->set_mangled_name(defn.first, function.name); function.body->env->get_parent()->set_mangled_name(defn.first, function.name);
} }
} }

View File

@ -2,6 +2,10 @@
#include "type.hpp" #include "type.hpp"
#include "error.hpp" #include "error.hpp"
type_env_ptr type_env::get_parent() {
return parent;
}
void type_env::find_free(const type_mgr& mgr, std::set<std::string>& into) const { void type_env::find_free(const type_mgr& mgr, std::set<std::string>& into) const {
if(parent != nullptr) parent->find_free(mgr, into); if(parent != nullptr) parent->find_free(mgr, into);
for(auto& binding : names) { for(auto& binding : names) {

View File

@ -10,7 +10,8 @@ using type_env_ptr = std::shared_ptr<type_env>;
enum class visibility { global,local }; enum class visibility { global,local };
struct type_env { class type_env {
private:
struct variable_data { struct variable_data {
type_scheme_ptr type; type_scheme_ptr type;
visibility vis; visibility vis;
@ -26,9 +27,11 @@ struct type_env {
std::map<std::string, variable_data> names; std::map<std::string, variable_data> names;
std::map<std::string, type_ptr> type_names; std::map<std::string, type_ptr> type_names;
public:
type_env(type_env_ptr p) : parent(std::move(p)) {} type_env(type_env_ptr p) : parent(std::move(p)) {}
type_env() : type_env(nullptr) {} type_env() : type_env(nullptr) {}
type_env_ptr get_parent();
void find_free(const type_mgr& mgr, std::set<std::string>& into) const; void find_free(const type_mgr& mgr, std::set<std::string>& into) const;
void find_free_except(const type_mgr& mgr, const group& avoid, void find_free_except(const type_mgr& mgr, const group& avoid,
std::set<std::string>& into) const; std::set<std::string>& into) const;