Fix last token not getting tokenized

src/tokenizer.zig

@@ -1218,6 +1218,15 @@ pub fn tokenize(fileContent: []u8, allocator: std.mem.Allocator) ![]Token
 		}
 		index += 1;
 	}
+	if(longBracketLevel != 0)
+	{
+		return error.UnbalancedLongBracketLevel;
+	}
+	try tokenizeChar(&state, '\n', &lastIndex, &index, &tokenType, &tokenStr, &tokenNumeral, &tokens, &longBracketLevel, &region, allocator);
+	if(region.start != null and region.start.?.col == 0 and region.start.?.line == 0)
+	{
+		region.start = calculatePoint(fileContent, index);
+	}
 	return tokens.toOwnedSlice();
 }