diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..f8c5981
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,6 @@
+{
+    "files.associations": {
+        "ios": "c",
+        "iterator": "c"
+    }
+}
\ No newline at end of file
diff --git a/minishell b/minishell
new file mode 100755
index 0000000..10509df
Binary files /dev/null and b/minishell differ
diff --git a/src/process/parser/semantic_analyzer.c b/src/process/parser/semantic_analyzer.c
index 8706d91..60db8e0 100644
--- a/src/process/parser/semantic_analyzer.c
+++ b/src/process/parser/semantic_analyzer.c
@@ -3,10 +3,10 @@
 /*                                                        :::      ::::::::   */
 /*   semantic_analyzer.c                                :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: moabid <moabid@student.42.fr>              +#+  +:+       +#+        */
+/*   By: frame <frame@student.42.fr>                +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/07/16 17:21:59 by moabid            #+#    #+#             */
-/*   Updated: 2022/10/25 21:36:20 by moabid           ###   ########.fr       */
+/*   Updated: 2022/10/26 00:43:45 by frame            ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -55,65 +55,87 @@ struct ast	*ast_create_subtree(struct minishell *minishell,
 	return (ast);
 }
 
-struct ast	*semantic_analyzer_create(struct minishell *minishell,
-			struct token_stream *token_stream)
+static struct minishell	*semantic_analyzer_helper(struct s_data *d)
 {
-	struct ast			*ast;
-	struct token_stream	*tmp;
-	struct token_stream	*prev;
-	char				export_fg;
-
-	tmp = token_stream;
-	prev = tmp;
-	minishell->start_right = false;
-	while (is_bracket(minishell, tmp->token_name) == true)
-		tmp = tmp->next;
-	ast = ast_create_first_node(minishell, tmp);
-	tmp = tmp->next;
-	while (tmp)
+	while (d->tmp)
 	{
-		if (ast->value.token_type == 5)
-			minishell->start_right = true;
-		if (is_bracket(minishell, tmp->token_name) == true)
+		if (d->ast->value.token_type == 5)
+			d->ms->start_right = true;
+		if (is_bracket(d->ms, d->tmp->token_name) == true)
 		{
-			tmp = tmp->next;
+			d->tmp = d->tmp->next;
 			continue ;
 		}
-		if (!my_strcmp(prev->token_name, "export"))
-			export_fg = true;
-		if (prev->token_type == AND || prev->token_type == OR)
+		if (!my_strcmp(d->prev->token_name, "export"))
+			d->export_fg = true;
+		if (d->prev->token_type == AND || d->prev->token_type == OR)
 		{
-			if (ast_is_assign(ast->left) == true)
-				minishell_ast_execute(ast->left, minishell);
-			ast->right = ast_create_subtree(minishell, &prev, &tmp);
-			if (!tmp || !ast->right)
+			if (ast_is_assign(d->ast->left) == true)
+				minishell_ast_execute(d->ast->left, d->ms);
+			d->ast->right = ast_create_subtree(d->ms, &d->prev, &d->tmp);
+			if (!d->tmp || !d->ast->right)
 				break ;
 		}
-		if (is_sub_tree(export_fg, prev, tmp))
+		if (is_sub_tree(d->export_fg, d->prev, d->tmp))
 		{
-			ast->right = ast_create_subtree(minishell, &prev, &tmp);
-			if (!tmp || !ast->right)
+			d->ast->right = ast_create_subtree(d->ms, &d->prev, &d->tmp);
+			if (!d->tmp || !d->ast->right)
 				break ;
 		}
-		if (is_child(ast->value.token_type, tmp) == true)
-			ast_insert_child(node_create_child(tmp, minishell,
-					prev->token_type), &ast, prev, minishell);
+		if (is_child(d->ast->value.token_type, d->tmp) == true)
+			ast_insert_child(node_create_child(d->tmp, d->ms,
+					d->prev->token_type), &d->ast, d->prev, d->ms);
 		else
-			ast_insert_parent(node_create_parent(tmp), &ast, minishell);
-		prev = tmp;
-		tmp = tmp->next;
+			ast_insert_parent(node_create_parent(d->tmp), &d->ast, d->ms);
+		d->prev = d->tmp;
+		d->tmp = d->tmp->next;
 	}
-	if (minishell->open != 0)
+	return (d->ms);
+}
+
+struct	s_data
+{
+	struct token_stream	*t_s;
+	struct ast			*ast;
+	struct token_stream	*tmp;
+	struct token_stream	*prev;
+	struct minishell	*ms;
+	char				export_fg;
+};
+
+struct s_data	s_data_init(struct minishell *minishell,
+			struct token_stream *token_stream)
+{
+	struct s_data	d;
+
+	d.t_s = token_stream;
+	d.tmp = token_stream;
+	d.prev = d.tmp;
+}
+
+struct ast	*semantic_analyzer_create(struct minishell *minishell,
+			struct token_stream *token_stream)
+{
+	struct s_data	d;
+
+	d = s_data_init(minishell, token_stream);
+	d.ms->start_right = false;
+	while (is_bracket(d.ms, d.tmp->token_name) == true)
+		d.tmp = d.tmp->next;
+	d.ast = ast_create_first_node(d.ms, d.tmp);
+	d.tmp = d.tmp->next;
+	d.ms = semantic_analyzer_helper(&d);
+	if (d.ms->open != 0)
 	{
-		error_exit(minishell, "esh: syntax error near unexpected token \
+		error_exit(d.ms, "esh: syntax error near unexpected token \
 			')'\n", NULL, 258);
 		return (NULL);
 	}
-	if (ast_not_right_type(ast) == false)
-		return (handle_not_right_2(minishell, ast));
-	return (ast);
+	if (ast_not_right_type(d.ast) == false)
+		return (handle_not_right_2(d.ms, d.ast));
+	return (d.ast);
 }
 
-void	semantic_analyzer_destroy(struct minishell *minishell)
-{
-}
+// void	semantic_analyzer_destroy(struct minishell *minishell)
+// {
+// }