correction of trim in case of str only fill with delim char

+ added a new split, that also does trim, to split without counting newlines

srcs/utils.cpp

@@ -21,21 +21,42 @@ std::vector<std::string> split(std::string input, char delimiter)
     return answer;
 }
 
-std::string	trim(std::string str, char c)
+std::vector<std::string>
+	split_trim(std::string input, std::string delim = "\n", char ctrim = '')
+{
+	std::vector<std::string>    split_str;
+	std::string                 tmp;
+	size_t                      start = 0;
+	size_t                      end;
+
+	end = input.find(delim);
+	while (end != -1)
+	{
+		tmp = input.substr(start, end - start);
+		tmp = trim(tmp, ctrim);
+		if (tmp.size() != 0)
+			split_str.push_back( tmp );
+		start = end + delim.size();
+		end = input.find(delim, start);
+	}
+	split_str.push_back( input.substr(start, end - start) );
+	return split_str;
+}
+
+std::string	trim(std::string str, char del)
 {
 	size_t	pos;
 
-	// delete leadings c
-	pos = str.find_first_not_of(c);
+	// delete leadings del
+	pos = str.find_first_not_of(del);
 	if (pos == std::string::npos)
-		return str;
+		pos = str.size();
 	str = str.substr(pos);
 
-	// delete endings c
-	pos = str.find_last_not_of(c);
-	if (pos == std::string::npos)
-		return str;
-	str = str.substr(0, pos + 1);
+	// delete trailing del
+	pos = str.find_last_not_of(del);
+	if (pos != std::string::npos)
+		str = str.substr(0, pos + 1);
 
 	return str;
 }
@@ -177,14 +198,6 @@ std::string    extract_line(std::string * str, size_t pos, std::string delim)
 	return del_str;
 }
 
-// transform a str, like a http header, into a map
-// with <keys> delim <values>
-// and perform an action on keys and values
-// action receives address of keys and values, and return bool error :
-//   bool action(&keys, &values)
-//std::map<std:string, std::string>
-//	str_to_map(str, delim, action = NULL)
-
 bool	operator==(const listen_socket& lhs, int fd)
 	{ return lhs.fd == fd; }