lexing refactoring

srcs/lexing/fill_token.c

@@ -0,0 +1,77 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   fill_token.c                                       :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: lperrey <lperrey@student.42.fr>            +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2021/10/19 08:38:55 by lperrey           #+#    #+#             */
+/*   Updated: 2021/10/30 22:35:01 by lperrey          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "minishell.h"
+int	check_operators(t_token *t, char *input, int *i, int *t_i);
+
+enum	e_in_quote_state
+{
+	NOT_IN = 0,
+	IN_QUOTES = '\'',
+	IN_DQUOTES = '\"'
+};
+
+int	fill_token(t_token *t, char *input, int *i, int *t_i)
+{
+	static int	in_quotes = 0;
+
+	// operators
+	if (!in_quotes)
+	{
+		if (check_operators(t, input, i, t_i) == DELIMITE_TOKEN)
+			return (DELIMITE_TOKEN);
+	}
+	// quoting
+	if (input[*i] == '\'' && in_quotes != IN_DQUOTES)
+	{
+		t->content[(*t_i)++] = input[(*i)++];
+		if (in_quotes == IN_QUOTES)
+			in_quotes = 0;
+		else if (ft_strchr(&input[*i], '\'')) // if closed quotes
+			in_quotes = IN_QUOTES;
+		return (CONTINUE_TOKEN);
+	}
+	else if (input[*i] == '\"' && in_quotes != IN_QUOTES)
+	{
+		t->content[(*t_i)++] = input[(*i)++];
+		if (in_quotes == IN_DQUOTES)
+			in_quotes = 0;
+		else if (ft_strchr(&input[*i], '\"')) // if closed dquotes
+			in_quotes = IN_DQUOTES;
+		return (CONTINUE_TOKEN);
+	}
+	// blanks
+	if (!in_quotes && (input[*i] == ' ' || input[*i] == '\t'))
+	{
+		while (input[*i] == ' ' || input[*i] == '\t')
+			(*i)++;
+		return (DELIMITE_TOKEN);
+	}
+	else
+		t->content[(*t_i)++] = input[(*i)++];
+	return (CONTINUE_TOKEN);
+}
+
+/* 
+https://pubs.opengroup.org/onlinepubs/9699919799/utilities/V3_chap02.html#tag_18_03
+1 - OK
+2 - OK
+3 - OK
+4 - OK
+5 - OK / SEMI-OSEF
+6 - OK
+7 - OK
+8 - OK
+9 - OSEF
+10 - OK
+
+*/