From e2b734cf0cadea69aa8be78c3c1dc5808ba76dce Mon Sep 17 00:00:00 2001
From: Sergio <sergio.desantiago@hotmail.es>
Date: Sat, 14 Feb 2026 05:48:18 +0100
Subject: [PATCH] save commit

---
 src/minishell.c            |  5 +-
 src/parser/parser_expand.c | 96 ++++++++++++++++++++++++++++++++++----
 src/parser/parser_words.c  |  2 +-
 3 files changed, 90 insertions(+), 13 deletions(-)

diff --git a/src/minishell.c b/src/minishell.c
index 838a028..ff63d78 100644
--- a/src/minishell.c
+++ b/src/minishell.c
@@ -6,7 +6,7 @@
 /*   By: sede-san <sede-san@student.42madrid.com    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2025/10/20 20:51:33 by sede-san          #+#    #+#             */
-/*   Updated: 2026/02/14 02:03:47 by sede-san         ###   ########.fr       */
+/*   Updated: 2026/02/14 02:23:17 by sede-san         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -29,7 +29,8 @@ void	minishell_init(
 
 void	minishell_run(
 	t_minishell	*minishell
-){
+)
+{
 	char	*line;
 	t_list	*commands;
 
diff --git a/src/parser/parser_expand.c b/src/parser/parser_expand.c
index 1a4d752..342b07d 100644
--- a/src/parser/parser_expand.c
+++ b/src/parser/parser_expand.c
@@ -6,7 +6,7 @@
 /*   By: sede-san <sede-san@student.42madrid.com    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2026/02/13 21:24:45 by sede-san          #+#    #+#             */
-/*   Updated: 2026/02/14 01:51:57 by sede-san         ###   ########.fr       */
+/*   Updated: 2026/02/14 05:45:59 by sede-san         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -65,17 +65,99 @@ static void	expand_variable(
 	*argument = expanded;
 }
 
+static void toggle_quotes(
+	char quote,
+	bool *in_single_quote,
+	bool *in_double_quote
+)
+{
+	if (quote == '\'' && !*in_double_quote)
+		*in_single_quote = !*in_single_quote;
+	else if (quote == '\"' && !*in_single_quote)
+		*in_double_quote = !*in_double_quote;
+}
+
+static void remove_quotes(
+	char **argument,
+	int start,
+	int end,
+	int length
+)
+{
+	char	*before;
+	char	*quoted;
+	char	*after;
+
+	if ((*argument)[start] != '\'' && (*argument)[start] != '\"')
+		return ;
+	before = ft_substr(*argument, 0, start);
+	quoted = ft_substr(*argument, start + 1, end - start - 1);
+	after = ft_substr(*argument, end + 1, ft_strlen(*argument) - end - 1);
+	free(*argument);
+	*argument = ft_strnjoin(3, before, quoted, after);
+	free((char *)before);
+	free((char *)after);
+	free((char *)quoted);
+}
+
+static void	check_boundaries(
+	bool in_single_quote,
+	bool in_double_quote,
+	int *quote_boundaries,
+	int i
+)
+{
+	if ((in_single_quote || in_double_quote) && quote_boundaries[0] == -1)
+		quote_boundaries[0] = i;
+	else if (!in_single_quote && !in_double_quote
+		&& quote_boundaries[0] != -1 && quote_boundaries[1] == -1)
+		quote_boundaries[1] = i;
+}
+
+static void	handle_quotes(
+	char **argument,
+	int *i,
+	bool *in_single_quote,
+	t_minishell *minishell
+)
+{
+	bool	in_double_quote;
+	int		quote_boundaries[2];
+	
+	quote_boundaries[0] = -1;
+	quote_boundaries[1] = -1;
+	in_double_quote = false;
+	while ((*argument)[*i] != '\0')
+	{
+		if ((*argument)[*i] == '$' && !*in_single_quote)
+		{
+			expand_variable(argument, i, minishell);
+			if (*argument == NULL)
+				return (minishell->exit = true, malloc_error());
+		}
+		else
+		{
+			toggle_quotes((*argument)[*i], in_single_quote, &in_double_quote);
+			check_boundaries(
+				*in_single_quote, in_double_quote, quote_boundaries, *i);
+			(*i)++;
+		}
+	}
+	if (*in_single_quote || in_double_quote)
+		return (syntax_error_unexpected_token(NULL));
+	return (remove_quotes(
+		argument, quote_boundaries[0], quote_boundaries[1], *i));
+}
+
 static void	expand_argument(
 	char **argument,
 	t_minishell *minishell
 )
 {
 	bool	in_single_quote;
-	bool	in_double_quote;
 	int		i;
 
 	in_single_quote = false;
-	in_double_quote = false;
 	i = 0;
 	while ((*argument)[i] != '\0')
 	{
@@ -86,13 +168,7 @@ static void	expand_argument(
 				return (minishell->exit = true, malloc_error());
 		}
 		else
-		{
-			if ((*argument)[i] == '\'' && !in_double_quote)
-				in_single_quote = !in_single_quote;
-			else if ((*argument)[i] == '"' && !in_single_quote)
-				in_double_quote = !in_double_quote;
-			i++;
-		}
+			handle_quotes(argument, &i, &in_single_quote, minishell);
 	}
 }
 
diff --git a/src/parser/parser_words.c b/src/parser/parser_words.c
index e589ec2..bff78e5 100644
--- a/src/parser/parser_words.c
+++ b/src/parser/parser_words.c
@@ -6,7 +6,7 @@
 /*   By: sede-san <sede-san@student.42madrid.com    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2026/02/13 21:29:44 by sede-san          #+#    #+#             */
-/*   Updated: 2026/02/13 21:29:44 by sede-san         ###   ########.fr       */
+/*   Updated: 2026/02/14 03:34:38 by sede-san         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */