diff --git a/includes/minishell.h b/includes/minishell.h
index 1765ad2..734f033 100644
--- a/includes/minishell.h
+++ b/includes/minishell.h
@@ -56,7 +56,7 @@ typedef struct s_msh
 t_msh	*init_msh(char **envp);
 void	free_msh(t_msh *msh);
 void	free_child(t_msh *msh);
-void	init_sig();
+void	init_sig(void);
 void	handle_sigint(int sig);
 void	handle_sigquit(int sig);
 char	*powerline(t_msh *msh);
diff --git a/includes/parser/ast.h b/includes/parser/ast.h
index 411fcb8..c19c9c5 100644
--- a/includes/parser/ast.h
+++ b/includes/parser/ast.h
@@ -13,6 +13,8 @@
 #ifndef AST_H
 # define AST_H
 
+# include <unistd.h>
+
 typedef struct s_node	t_node;
 typedef struct s_msh	t_msh;
 
@@ -50,7 +52,7 @@ typedef struct s_ast_n
 	int				_stdin;
 	int				save_stdo;
 	int				save_stdi;
-	t_redir		*redir;
+	t_redir			*redir;
 	char			*input;
 	char			**files;
 	bool			sh;
@@ -58,16 +60,16 @@ typedef struct s_ast_n
 
 typedef struct s_nodell
 {
-	t_node 			*node;
+	t_node			*node;
 	struct s_nodell	*next;
 }					t_nodell;
 
 t_ast_n		*get_ast(t_msh *msh, t_node *lst);
 t_nodell	*cutll(t_node *lst, t_node *expected, size_t limiter);
-t_node 		*get_top_token(t_node *lst, t_state *state);
+t_node		*get_top_token(t_node *lst, t_state *state);
 
 // recurce
-t_ast_n	*create_ast_n(t_node *lst, t_ast_n *parent, t_msh *msh, bool subsh);
+t_ast_n		*create_ast_n(t_node *lst, t_ast_n *parent, t_msh *msh, bool subsh);
 // redir
 t_redir		get_redir(t_node *node);
 void		create_redir(t_node *cpy, t_ast_n *self);
@@ -75,14 +77,15 @@ void		create_redir_subsh(t_node *head, t_ast_n *self);
 // cmd
 void		create_cmd(t_ast_n *self, t_node *lst);
 // subsh
-void 		create_subsh(t_ast_n *parent, t_node *lst, t_msh *msh);
+void		create_subsh(t_ast_n *parent, t_node *lst, t_msh *msh);
 // pipeline
 void		create_pline(t_ast_n *self, t_node *lst, t_node *token, t_msh *msh);
 // and_or
-void		create_and_or(t_ast_n *parrent, t_node *lst, t_node *token, t_msh *msh);
+void		create_and_or(t_ast_n *parrent, t_node *lst, t_node *token,
+				t_msh *msh);
 
 // free
 void		free_ast(t_ast_n *node);
-void    free_lltab(t_nodell *nodell);
+void		free_lltab(t_nodell *nodell);
 
 #endif
diff --git a/includes/parser/drawio.h b/includes/parser/drawio.h
index 8274286..205a2ca 100644
--- a/includes/parser/drawio.h
+++ b/includes/parser/drawio.h
@@ -33,12 +33,13 @@ typedef struct s_elems
 }				t_elems;
 
 // internal
-char		    *replace_ampercent(char *src);
-char		    *replace_left_red(char *src);
+char		*replace_ampercent(char *src);
+char		*replace_left_red(char *src);
 t_dio_node	get_cmd_txt(t_ast_n *node);
-int			    print_ast(t_ast_n *node, t_elems *e, int fd);
+int			print_ast(t_ast_n *node, t_elems *e, int fd);
 
 // external
-void		    gen_dio_linked_list(t_node *head, int fd);
-void        gen_dio_ast(t_ast_n *head, int fd);
+void		gen_dio_linked_list(t_node *head, int fd);
+void		gen_dio_ast(t_ast_n *head, int fd);
+
 #endif
diff --git a/includes/parser/heredoc.h b/includes/parser/heredoc.h
index 76d26f6..105f1b1 100644
--- a/includes/parser/heredoc.h
+++ b/includes/parser/heredoc.h
@@ -13,7 +13,6 @@
 #ifndef HEREDOC_H
 # define HEREDOC_H
 
-
 typedef struct s_node	t_node;
 typedef struct s_msh	t_msh;
 
diff --git a/includes/parser/parsing.h b/includes/parser/parsing.h
index 2e6f008..8bd7a21 100644
--- a/includes/parser/parsing.h
+++ b/includes/parser/parsing.h
@@ -17,10 +17,12 @@ typedef struct s_node	t_node;
 typedef struct s_ast_n	t_ast_n;
 typedef struct s_msh	t_msh;
 
-t_ast_n *parser(char *input, t_msh *msh);
+t_ast_n	*parser(char *input, t_msh *msh);
 
 int		unexpected_token(t_node *node);
 int		is_aop_operator(t_node *node);
 void	interpret_cmd(char **input, t_msh *msh);
+void	end_heredoc(char *buf, t_msh *msh, t_node *lst);
+void	exit_heredoc(char *limiter, t_msh *msh, t_node *lst);
 
 #endif
diff --git a/includes/parser/tokenizer.h b/includes/parser/tokenizer.h
index 345f8d5..ad4d9a1 100644
--- a/includes/parser/tokenizer.h
+++ b/includes/parser/tokenizer.h
@@ -46,23 +46,25 @@ typedef struct s_node
 	enum e_pres		pressision;
 }					t_node;
 
-t_node				*tokenize(char *str);
-t_node				*create_node(char *val, t_token token);
-int					add_node_back(t_node **head, char *val, t_token token, t_pres pres);
-int					merge_with_next_node(t_node *node);
-void				free_linked_list(t_node *stack);
-t_token				get_token(char *str);
-t_pres				get_pressision(char *s, t_token token, t_token last_token, t_pres last_pres);
-int					create_node_after(t_node *elem, char *val);
-int					is_meta(char c);
-int					is_sticked(char *val);
-int					trim_nodes(t_node *head);
-void				debug_linked_list(t_node *head, char *msg);
-int					find_quote_node(t_node *head, char q);
-int					syntax_error(t_node *head);
-char				*copy_meta(char *val, int *copied);
-char				*copy_unmeta(char *val, int *copied);
-void				debug_token_list(t_node* lst, char *msg);
-void				set_token(t_node *head);
+t_node	*tokenize(char *str);
+t_node	*create_node(char *val, t_token token);
+int		add_node_back(t_node **head, char *val,
+			t_token token, t_pres pres);
+int		merge_with_next_node(t_node *node);
+void	free_linked_list(t_node *stack);
+t_token	get_token(char *str);
+t_pres	get_pressision(char *s, t_token token,
+			t_token last_token, t_pres last_pres);
+int		create_node_after(t_node *elem, char *val);
+int		is_meta(char c);
+int		is_sticked(char *val);
+int		trim_nodes(t_node *head);
+void	debug_linked_list(t_node *head, char *msg);
+int		find_quote_node(t_node *head, char q);
+int		syntax_error(t_node *head);
+char	*copy_meta(char *val, int *copied);
+char	*copy_unmeta(char *val, int *copied);
+void	debug_token_list(t_node *lst, char *msg);
+void	set_token(t_node *head);
 
 #endif
diff --git a/srcs/execution/exec.c b/srcs/execution/exec.c
index 340551a..ea7666c 100644
--- a/srcs/execution/exec.c
+++ b/srcs/execution/exec.c
@@ -14,7 +14,7 @@
 
 int	execute_command(t_ast_n *node)
 {
-	if (!node || (node->state  == _CMD && node->cmd == NULL))
+	if (!node || (node->state == _CMD && node->cmd == NULL))
 		return (0);
 	if (node->state == _CMD)
 		handle_redir(node);
diff --git a/srcs/main.c b/srcs/main.c
index b4aabe5..c598624 100644
--- a/srcs/main.c
+++ b/srcs/main.c
@@ -13,6 +13,7 @@
 #include "../includes/minishell.h"
 #include <readline/history.h>
 #include <readline/readline.h>
+#include <termios.h>
 
 static void	add_prevhistory(t_msh *msh)
 {
@@ -49,13 +50,13 @@ int	interactive_mode(t_msh *msh)
 
 int	main(int ac, char **av, char **envp)
 {
-	t_msh	*msh;
-	struct termios term;
+	t_msh			*msh;
+	struct termios	term;
 
 	(void)av;
-    tcgetattr(STDIN_FILENO, &term);
-    term.c_cc[VQUIT] = _POSIX_VDISABLE;
-    tcsetattr(STDIN_FILENO, TCSANOW, &term);
+	tcgetattr(STDIN_FILENO, &term);
+	term.c_cc[VQUIT] = _POSIX_VDISABLE;
+	tcsetattr(STDIN_FILENO, TCSANOW, &term);
 	msh = init_msh(envp);
 	init_sig();
 	add_prevhistory(msh);
diff --git a/srcs/parsing/heredoc.c b/srcs/parsing/heredoc.c
index 0ca5a5c..e47d723 100644
--- a/srcs/parsing/heredoc.c
+++ b/srcs/parsing/heredoc.c
@@ -72,13 +72,7 @@ void	read_hereinput(char *limiter, t_node *lst, t_msh *msh)
 	ft_fprintf(2, "heredoc> ");
 	r = read(0, &c, 1);
 	if (r == 0)
-	{
-		ft_fprintf(2, "\n");
-		ft_fprintf(1, "%s\n", limiter);
-		free_linked_list(lst);
-		free_msh(msh);
-		exit(EXIT_SUCCESS);
-	}
+		exit_heredoc(limiter, msh, lst);
 	while (r && c != '\n' && c != '\0')
 	{
 		if (c != '\n' && c != '\0')
@@ -87,12 +81,7 @@ void	read_hereinput(char *limiter, t_node *lst, t_msh *msh)
 	}
 	buf[i] = '\0';
 	if (ft_strncmp(buf, limiter, ft_strlen(limiter)) == 0)
-	{
-		ft_fprintf(1, "%s\n", buf);
-		free_msh(msh);
-		free_linked_list(lst);
-		exit(EXIT_SUCCESS);
-	}
+		end_heredoc(buf, msh, lst);
 	buf[i++] = '\n';
 	buf[i] = '\0';
 	ft_fprintf(1, "%s", buf);
@@ -128,7 +117,7 @@ void	parse_heredoc(char *limiter, t_node *lst, t_msh *msh)
 
 void	create_heredoc(t_node *lst, t_msh *msh)
 {
-	t_node *tmp;
+	t_node	*tmp;
 
 	tmp = lst;
 	while (lst)
diff --git a/srcs/parsing/heredoc_utils.c b/srcs/parsing/heredoc_utils.c
new file mode 100644
index 0000000..17644e7
--- /dev/null
+++ b/srcs/parsing/heredoc_utils.c
@@ -0,0 +1,30 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   heredoc_utils.c                                    :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: lderidde <lderidde@student.s19.be>        +#+  +:+       +#+         */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/02/12 13:41:03 by lderidde          #+#    #+#             */
+/*   Updated: 2025/02/12 13:41:03 by lderidde         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "../../includes/minishell.h"
+
+void	exit_heredoc(char *limiter, t_msh *msh, t_node *lst)
+{
+	ft_fprintf(2, "\n");
+	ft_fprintf(1, "%s\n", limiter);
+	free_linked_list(lst);
+	free_msh(msh);
+	exit(EXIT_SUCCESS);
+}
+
+void	end_heredoc(char *buf, t_msh *msh, t_node *lst)
+{
+	ft_fprintf(1, "%s\n", buf);
+	free_msh(msh);
+	free_linked_list(lst);
+	exit(EXIT_SUCCESS);
+}
diff --git a/srcs/powerline.c b/srcs/powerline.c
index 34b855d..da02a53 100644
--- a/srcs/powerline.c
+++ b/srcs/powerline.c
@@ -11,6 +11,7 @@
 /* ************************************************************************** */
 
 #include "../includes/minishell.h"
+#include <sys/ioctl.h>
 
 static void	handle_input(char *in, t_msh *msh)
 {
@@ -50,16 +51,17 @@ char	*get_pwd(void)
 
 char	*powerline(t_msh *msh)
 {
-	char	*pwd;
-	char	*input;
-	char	*prompt;
-	char	*separator;
-	struct winsize w;
+	char			*pwd;
+	char			*input;
+	char			*prompt;
+	char			*separator;
+	struct winsize	w;
 
-    ioctl(STDOUT_FILENO, TIOCGWINSZ, &w);
+	ioctl(STDOUT_FILENO, TIOCGWINSZ, &w);
 	pwd = get_pwd();
 	separator = rep_c('-', w.ws_col);
-	prompt = ft_sprintf("%s%s%s\n%s   MMOAT %s%s %s%s %s%s%s ", SEP, separator, RESET, POW1, POW2, POW3,
+	prompt = ft_sprintf("%s%s%s\n%s   MMOAT %s%s %s%s %s%s%s ",
+			SEP, separator, RESET, POW1, POW2, POW3,
 			POW4, pwd, RESET, POW5, RESET);
 	input = readline(prompt);
 	handle_input(input, msh);
diff --git a/srcs/sig.c b/srcs/sig.c
index 8877c04..68444ea 100644
--- a/srcs/sig.c
+++ b/srcs/sig.c
@@ -43,5 +43,4 @@ void	handle_sigint(int sig)
 void	handle_sigquit(int sig)
 {
 	(void)sig;
-	// ft_printf("\b\b");
 }