From e170afc8404e05eaa85beb87395f2d955c8b5861 Mon Sep 17 00:00:00 2001
From: Karma Riuk <riukkarma@gmail.com>
Date: Fri, 11 Jul 2025 22:17:01 +0200
Subject: [PATCH] used overloaded function to make code cleaner

---
 src/parser/parser.cpp | 70 ++++++++++++++++++-------------------------
 src/parser/parser.hpp |  2 ++
 2 files changed, 31 insertions(+), 41 deletions(-)

diff --git a/src/parser/parser.cpp b/src/parser/parser.cpp
index d4c0f79..c7466a8 100644
--- a/src/parser/parser.cpp
+++ b/src/parser/parser.cpp
@@ -31,56 +31,31 @@ namespace parser {
         );
 
         register_prefix(
-            token::type::BANG,
+            {
+                token::type::BANG,
+                token::type::MINUS,
+            },
             std::bind(&parser::parse_prefix_expr, this)
         );
 
         register_prefix(
-            token::type::MINUS,
-            std::bind(&parser::parse_prefix_expr, this)
-        );
-
-        register_prefix(
-            token::type::TRUE,
-            std::bind(&parser::parse_boolean, this)
-        );
-
-        register_prefix(
-            token::type::FALSE,
+            {
+                token::type::TRUE,
+                token::type::FALSE,
+            },
             std::bind(&parser::parse_boolean, this)
         );
 
         using namespace std::placeholders;
         register_infix(
-            token::type::PLUS,
-            std::bind(&parser::parse_infix_expr, this, _1)
-        );
-        register_infix(
-            token::type::MINUS,
-            std::bind(&parser::parse_infix_expr, this, _1)
-        );
-        register_infix(
-            token::type::ASTERISK,
-            std::bind(&parser::parse_infix_expr, this, _1)
-        );
-        register_infix(
-            token::type::SLASH,
-            std::bind(&parser::parse_infix_expr, this, _1)
-        );
-        register_infix(
-            token::type::EQ,
-            std::bind(&parser::parse_infix_expr, this, _1)
-        );
-        register_infix(
-            token::type::NEQ,
-            std::bind(&parser::parse_infix_expr, this, _1)
-        );
-        register_infix(
-            token::type::GT,
-            std::bind(&parser::parse_infix_expr, this, _1)
-        );
-        register_infix(
-            token::type::LT,
+            {token::type::PLUS,
+             token::type::MINUS,
+             token::type::ASTERISK,
+             token::type::SLASH,
+             token::type::EQ,
+             token::type::NEQ,
+             token::type::GT,
+             token::type::LT},
             std::bind(&parser::parse_infix_expr, this, _1)
         );
     }
@@ -221,10 +196,23 @@ namespace parser {
         prefix_parse_fns[type] = fn;
     };
 
+    void parser::register_prefix(
+        std::vector<token::type> types, prefix_parse_fn fn
+    ) {
+        for (auto& type : types)
+            register_prefix(type, fn);
+    };
+
     void parser::register_infix(token::type type, infix_parse_fn fn) {
         infix_parse_fns[type] = fn;
     };
 
+    void
+    parser::register_infix(std::vector<token::type> types, infix_parse_fn fn) {
+        for (auto& type : types)
+            register_infix(type, fn);
+    };
+
     ast::expression* parser::parse_identifier() {
         return new ast::identifier(current, current.literal);
     };
diff --git a/src/parser/parser.hpp b/src/parser/parser.hpp
index 87679d4..7121eb9 100644
--- a/src/parser/parser.hpp
+++ b/src/parser/parser.hpp
@@ -45,7 +45,9 @@ namespace parser {
         void unkown_prefix_error(token::token);
 
         void register_prefix(token::type, prefix_parse_fn);
+        void register_prefix(std::vector<token::type>, prefix_parse_fn);
         void register_infix(token::type, infix_parse_fn);
+        void register_infix(std::vector<token::type>, infix_parse_fn);
 
         ast::expression* parse_identifier();
         ast::expression* parse_integer();