diff --git a/parser/include/parser/inner/scanner.h b/parser/include/parser/inner/scanner.h
index e638d272..86ba50e6 100755
--- a/parser/include/parser/inner/scanner.h
+++ b/parser/include/parser/inner/scanner.h
@@ -50,6 +50,8 @@ struct s_heredoc_scan_state
 	bool			  return_value;
 };
 
+typedef bool (*t_heredoc_content_func)(struct s_heredoc_scan_state	*state);
+
 bool advance_word(TSLexer *lexer, t_string *unquoted_word);
 
 #endif
diff --git a/parser/src/scanner/advance_words.c b/parser/src/scanner/advance_words.c
index 7522767f..e9cb99c7 100644
--- a/parser/src/scanner/advance_words.c
+++ b/parser/src/scanner/advance_words.c
@@ -6,7 +6,7 @@
 /*   By: maiboyer <maiboyer@student.42.fr>          +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/09/01 19:28:19 by maiboyer          #+#    #+#             */
-/*   Updated: 2024/09/01 19:30:20 by maiboyer         ###   ########.fr       */
+/*   Updated: 2024/09/01 20:10:14 by maiboyer         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -15,20 +15,26 @@
 #include "me/types.h"
 #include "parser/parser.h"
 
-bool advance_word(TSLexer *lexer, t_string *unquoted_word)
+void	advance_word_inner(TSLexer *lexer, bool *empty, t_i32 *quote)
 {
-	bool  empty;
-	t_i32 quote;
-
-	empty = true;
-	quote = 0;
+	*empty = true;
+	*quote = 0;
 	if (lexer->lookahead == '\'' || lexer->lookahead == '"')
 	{
-		quote = lexer->lookahead;
+		*quote = lexer->lookahead;
 		lexer->advance(lexer, false);
 	}
-	while (lexer->lookahead && !((quote && (lexer->lookahead == quote || lexer->lookahead == '\r' || lexer->lookahead == '\n')) ||
-								 (!quote && (me_isspace(lexer->lookahead)))))
+}
+
+bool	advance_word(TSLexer *lexer, t_string *unquoted_word)
+{
+	bool	empty;
+	t_i32	quote;
+
+	advance_word_inner(lexer, &empty, &quote);
+	while (lexer->lookahead && !((quote && (lexer->lookahead == quote
+					|| lexer->lookahead == '\r' || lexer->lookahead == '\n'))
+			|| (!quote && (me_isspace(lexer->lookahead)))))
 	{
 		if (lexer->lookahead == '\\')
 		{
diff --git a/parser/src/scanner/deserialize.c b/parser/src/scanner/deserialize.c
index fd34ba94..2a71493a 100644
--- a/parser/src/scanner/deserialize.c
+++ b/parser/src/scanner/deserialize.c
@@ -6,7 +6,7 @@
 /*   By: maiboyer <maiboyer@student.42.fr>          +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/09/01 15:06:56 by maiboyer          #+#    #+#             */
-/*   Updated: 2024/09/01 19:40:35 by maiboyer         ###   ########.fr       */
+/*   Updated: 2024/09/01 20:08:37 by maiboyer         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -16,53 +16,53 @@
 #include "parser/inner/heredoc.h"
 #include "parser/inner/scanner.h"
 
-void reset(t_scanner *);
+void	reset(t_scanner *scanner);
 
-void tree_sitter_sh_external_scanner_deserialize(t_scanner *scanner, const t_u8 *buffer, t_u32 length)
+void	actual_reset(\
+	t_scanner *scanner, const t_u8 *buffer, t_usize i, t_u32 *size)
 {
-	t_usize	   delim_size;
-	t_u32	   size;
-	t_u32	   heredoc_count;
-	t_heredoc *heredoc;
-	t_usize	   i;
+	t_heredoc	*heredoc;
+	t_usize		delim_size;
 
-	if (length == 0)
-		reset(scanner);
+	heredoc = NULL;
+	if (i < scanner->heredocs.len)
+		heredoc = vec_heredoc_get(&scanner->heredocs, i);
 	else
 	{
-		size = 0;
-		scanner->last_glob_paren_depth = buffer[size++];
-		scanner->ext_was_in_double_quote = buffer[size++];
-		scanner->ext_saw_outside_quote = buffer[size++];
-		heredoc_count = (t_u8)buffer[size++];
-		i = 0;
-		while (i < heredoc_count)
-		{
-			heredoc = NULL;
-			if (i < scanner->heredocs.len)
-				heredoc = vec_heredoc_get(&scanner->heredocs, i);
-			else
-			{
-				vec_heredoc_push(&scanner->heredocs, heredoc_new());
-				heredoc = vec_heredoc_last(&scanner->heredocs);
-			}
-
-			heredoc->is_raw = buffer[size++];
-			heredoc->started = buffer[size++];
-			heredoc->allows_indent = buffer[size++];
-
-			mem_copy(&delim_size, &buffer[size], sizeof(t_usize));
-			size += sizeof(t_usize);
-			string_reserve(&heredoc->delimiter, delim_size + 1);
-			heredoc->delimiter.len = delim_size - 1;
-			if (delim_size > 0)
-			{
-				mem_copy(heredoc->delimiter.buf, &buffer[size], delim_size);
-				size += delim_size;
-			}
-			i++;
-		}
-		if (size != length)
-			me_abort("size != length");
+		vec_heredoc_push(&scanner->heredocs, heredoc_new());
+		heredoc = vec_heredoc_last(&scanner->heredocs);
+	}
+	heredoc->is_raw = buffer[(*size)++];
+	heredoc->started = buffer[(*size)++];
+	heredoc->allows_indent = buffer[(*size)++];
+	mem_copy(&delim_size, &buffer[(*size)], sizeof(t_usize));
+	(*size) += sizeof(t_usize);
+	string_reserve(&heredoc->delimiter, delim_size + 1);
+	heredoc->delimiter.len = delim_size - 1;
+	if (delim_size > 0)
+	{
+		mem_copy(heredoc->delimiter.buf, &buffer[(*size)], delim_size);
+		(*size) += delim_size;
 	}
 }
+
+void	tree_sitter_sh_external_scanner_deserialize(t_scanner *scanner,
+		const t_u8 *buffer, t_u32 length)
+{
+	t_u32		size;
+	t_u32		heredoc_count;
+	t_usize		i;
+
+	if (length == 0)
+		return (reset(scanner));
+	size = 0;
+	scanner->last_glob_paren_depth = buffer[size++];
+	scanner->ext_was_in_double_quote = buffer[size++];
+	scanner->ext_saw_outside_quote = buffer[size++];
+	heredoc_count = (t_u8)buffer[size++];
+	i = 0;
+	while (i < heredoc_count)
+		actual_reset(scanner, buffer, i++, &size);
+	if (size != length)
+		me_abort("size != length");
+}
diff --git a/parser/src/scanner/heredoc.c b/parser/src/scanner/heredoc.c
index 0c987073..b2433d59 100644
--- a/parser/src/scanner/heredoc.c
+++ b/parser/src/scanner/heredoc.c
@@ -6,42 +6,44 @@
 /*   By: maiboyer <maiboyer@student.42.fr>          +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2024/09/01 19:33:04 by maiboyer          #+#    #+#             */
-/*   Updated: 2024/09/01 19:55:50 by maiboyer         ###   ########.fr       */
+/*   Updated: 2024/09/01 20:02:49 by maiboyer         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
-#include "parser/inner/heredoc.h"
 #include "me/char/char.h"
 #include "me/str/str.h"
 #include "me/types.h"
 #include "me/vec/vec_heredoc.h"
+#include "parser/inner/heredoc.h"
 #include "parser/inner/scanner.h"
 #include "parser/parser.h"
 
-bool scan_heredoc_start(t_heredoc *heredoc, TSLexer *lexer)
+bool	scan_heredoc_start(t_heredoc *heredoc, TSLexer *lexer)
 {
-	bool found_delimiter;
+	bool	found_delimiter;
 
 	while (me_isspace(lexer->lookahead))
 		lexer->advance(lexer, true);
 	lexer->result_symbol = HEREDOC_START;
-	heredoc->is_raw = lexer->lookahead == '\'' || lexer->lookahead == '"' || lexer->lookahead == '\\';
+	heredoc->is_raw = lexer->lookahead == '\'' || lexer->lookahead == '"'
+		|| lexer->lookahead == '\\';
 	found_delimiter = advance_word(lexer, &heredoc->delimiter);
 	if (!found_delimiter)
 		return (string_clear(&heredoc->delimiter), false);
 	return (found_delimiter);
 }
 
-bool scan_heredoc_end_identifier(t_heredoc *heredoc, TSLexer *lexer)
+bool	scan_heredoc_end_identifier(t_heredoc *heredoc, TSLexer *lexer)
 {
-	t_i32 size;
+	t_i32	size;
 
 	size = 0;
 	string_clear(&heredoc->current_leading_word);
 	if (heredoc->delimiter.len > 0)
 	{
-		while (lexer->lookahead != '\0' && lexer->lookahead != '\n' && (t_i32)heredoc->delimiter.buf[size] == lexer->lookahead &&
-			   heredoc->current_leading_word.len < heredoc->delimiter.len)
+		while (lexer->lookahead != '\0' && lexer->lookahead != '\n'
+			&& (t_i32)heredoc->delimiter.buf[size] == lexer->lookahead
+			&& heredoc->current_leading_word.len < heredoc->delimiter.len)
 		{
 			string_push_char(&heredoc->current_leading_word, lexer->lookahead);
 			lexer->advance(lexer, false);
@@ -50,28 +52,26 @@ bool scan_heredoc_end_identifier(t_heredoc *heredoc, TSLexer *lexer)
 	}
 	if (heredoc->delimiter.len == 0)
 		return (false);
-	return (str_compare(heredoc->current_leading_word.buf, heredoc->delimiter.buf));
+	return (str_compare(heredoc->current_leading_word.buf,
+			heredoc->delimiter.buf));
 }
 
-bool scan_heredoc_content_nullbyte(struct s_heredoc_scan_state *state);
-bool scan_heredoc_content_backslash(struct s_heredoc_scan_state *state);
-bool scan_heredoc_content_dollar(struct s_heredoc_scan_state *state);
-bool scan_heredoc_content_newline(struct s_heredoc_scan_state *state);
-bool scan_heredoc_content_other(struct s_heredoc_scan_state *state);
+bool	scan_heredoc_content_nullbyte(struct s_heredoc_scan_state *state);
+bool	scan_heredoc_content_backslash(struct s_heredoc_scan_state *state);
+bool	scan_heredoc_content_dollar(struct s_heredoc_scan_state *state);
+bool	scan_heredoc_content_newline(struct s_heredoc_scan_state *state);
+bool	scan_heredoc_content_other(struct s_heredoc_scan_state *state);
 
-bool scan_heredoc_content(t_scanner *scanner, TSLexer *lexer, enum e_token_type middle_type, enum e_token_type end_type)
+bool	scan_heredoc_content(t_scanner *scanner, TSLexer *lexer,
+		enum e_token_type middle_type, enum e_token_type end_type)
 {
-	struct s_heredoc_scan_state state;
-	bool (*func)(struct s_heredoc_scan_state *state);
-
-	state.did_advance = false;
-	state.lexer = lexer;
-	state.heredoc = vec_heredoc_last(&scanner->heredocs);
-	state.scanner = scanner;
-	state.middle_type = middle_type;
-	state.end_type = end_type;
-	state.return_value = false;
+	struct s_heredoc_scan_state	state;
+	t_heredoc_content_func		func;
 
+	state = (struct s_heredoc_scan_state){.did_advance = false, \
+	.lexer = lexer, .heredoc = vec_heredoc_last(&scanner->heredocs), \
+	.scanner = scanner, .middle_type = middle_type, .end_type = end_type, \
+	.return_value = false};
 	while (true)
 	{
 		if (lexer->lookahead == '\0')
diff --git a/parser/src/scanner/heredoc_functions.c b/parser/src/scanner/heredoc_functions.c
index 4013797e..9454904c 100644
--- a/parser/src/scanner/heredoc_functions.c
+++ b/parser/src/scanner/heredoc_functions.c
@@ -18,9 +18,9 @@
 #include "parser/inner/scanner.h"
 #include "parser/parser.h"
 
-bool scan_heredoc_end_identifier(t_heredoc *heredoc, TSLexer *lexer);
+bool	scan_heredoc_end_identifier(t_heredoc *heredoc, TSLexer *lexer);
 
-bool scan_heredoc_content_nullbyte(struct s_heredoc_scan_state *state)
+bool	scan_heredoc_content_nullbyte(struct s_heredoc_scan_state *state)
 {
 	if (state->lexer->eof(state->lexer) && state->did_advance)
 	{
@@ -31,7 +31,7 @@ bool scan_heredoc_content_nullbyte(struct s_heredoc_scan_state *state)
 	return (state->return_value = false, true);
 }
 
-bool scan_heredoc_content_backslash(struct s_heredoc_scan_state *state)
+bool	scan_heredoc_content_backslash(struct s_heredoc_scan_state *state)
 {
 	state->did_advance = true;
 	state->lexer->advance(state->lexer, false);
@@ -39,7 +39,7 @@ bool scan_heredoc_content_backslash(struct s_heredoc_scan_state *state)
 	return (false);
 }
 
-bool scan_heredoc_content_dollar(struct s_heredoc_scan_state *state)
+bool	scan_heredoc_content_dollar(struct s_heredoc_scan_state *state)
 {
 	if (state->heredoc->is_raw)
 	{
@@ -52,10 +52,12 @@ bool scan_heredoc_content_dollar(struct s_heredoc_scan_state *state)
 		state->lexer->result_symbol = state->middle_type;
 		state->heredoc->started = true;
 		state->lexer->advance(state->lexer, false);
-		if (me_isalpha(state->lexer->lookahead) || state->lexer->lookahead == '{' || state->lexer->lookahead == '(')
+		if (me_isalpha(state->lexer->lookahead)
+			|| state->lexer->lookahead == '{' || state->lexer->lookahead == '(')
 			return (state->return_value = true, true);
 	}
-	if (state->middle_type == HEREDOC_BODY_BEGINNING && state->lexer->get_column(state->lexer) == 0)
+	if (state->middle_type == HEREDOC_BODY_BEGINNING
+		&& state->lexer->get_column(state->lexer) == 0)
 	{
 		state->lexer->result_symbol = state->middle_type;
 		state->heredoc->started = true;
@@ -64,7 +66,7 @@ bool scan_heredoc_content_dollar(struct s_heredoc_scan_state *state)
 	return (state->return_value = false, true);
 }
 
-bool scan_heredoc_content_newline(struct s_heredoc_scan_state *state)
+bool	scan_heredoc_content_newline(struct s_heredoc_scan_state *state)
 {
 	if (!state->did_advance)
 		state->lexer->advance(state->lexer, true);
@@ -89,7 +91,7 @@ bool scan_heredoc_content_newline(struct s_heredoc_scan_state *state)
 	return (false);
 }
 
-bool scan_heredoc_content_other(struct s_heredoc_scan_state *state)
+bool	scan_heredoc_content_other(struct s_heredoc_scan_state *state)
 {
 	if (state->lexer->get_column(state->lexer) == 0)
 	{
diff --git a/parser/src/scanner/serialize.c b/parser/src/scanner/serialize.c
index 879c149b..c6bc8f17 100644
--- a/parser/src/scanner/serialize.c
+++ b/parser/src/scanner/serialize.c
@@ -16,12 +16,14 @@
 #include "parser/inner/scanner.h"
 #include "parser/parser.h"
 
-t_error serialize_heredocs(t_scanner *scanner, t_u8 *buffer, t_u32 *size, t_usize i)
+t_error	serialize_heredocs(t_scanner *scanner, t_u8 *buffer, t_u32 *size,
+		t_usize i)
 {
-	t_heredoc *heredoc;
+	t_heredoc	*heredoc;
 
 	heredoc = vec_heredoc_get(&scanner->heredocs, i);
-	if (heredoc->delimiter.len + 1 + sizeof(t_usize) + (*size) >= TREE_SITTER_SERIALIZATION_BUFFER_SIZE)
+	if (heredoc->delimiter.len + 1 + sizeof(t_usize)
+		+ (*size) >= TREE_SITTER_SERIALIZATION_BUFFER_SIZE)
 		return (ERROR);
 	buffer[(*size)++] = (char)heredoc->is_raw;
 	buffer[(*size)++] = (char)heredoc->started;
@@ -31,17 +33,19 @@ t_error serialize_heredocs(t_scanner *scanner, t_u8 *buffer, t_u32 *size, t_usiz
 	size += sizeof(t_usize);
 	if (heredoc->delimiter.len > 0)
 	{
-		mem_copy(&buffer[(*size)], heredoc->delimiter.buf, heredoc->delimiter.len);
+		mem_copy(&buffer[(*size)], heredoc->delimiter.buf,
+			heredoc->delimiter.len);
 		(*size) += heredoc->delimiter.len;
 	}
 	heredoc->delimiter.len--;
 	return (NO_ERROR);
 }
 
-t_u32 tree_sitter_sh_external_scanner_serialize(t_scanner *scanner, t_u8 *buffer)
+t_u32	tree_sitter_sh_external_scanner_serialize(t_scanner *scanner,
+		t_u8 *buffer)
 {
 	t_u32	size;
-	t_usize i;
+	t_usize	i;
 
 	size = 0;
 	buffer[size++] = (char)scanner->last_glob_paren_depth;