Adds some documentation to file2list

code/__HELPERS/type2type.dm

@@ -65,6 +65,7 @@
 	return .
 
 //Splits the text of a file at seperator and returns them in a list.
+//returns an empty list if the file doesn't exist
 /world/proc/file2list(filename, seperator="\n", trim = TRUE)
 	if (trim)
 		return splittext(trim(file2text(filename)),seperator)
@@ -589,4 +590,4 @@
 	for(var/i = 1 to length(str)/2)
 		c= hex2num(copytext(str,i*2-1,i*2+1))
 		r+= ascii2text(c)
-	return r
+	return r