Fix last character of URL not being detected if it is the only character on a new line

Fixes #3088

docs/changelog.rst

@@ -41,6 +41,9 @@ To update |kitty|, :doc:`follow the instructions <binary>`.
 
 - Fix the send_text action not working in URL handlers (:iss:`3081`)
 
+- Fix last character of URL not being detected if it is the only character on a
+  new line (:iss:`3088`)
+
 
 0.19.1 [2020-10-06]
 -------------------

kitty/mouse.c

@@ -275,7 +275,7 @@ extend_url(Screen *screen, Line *line, index_type *x, index_type *y, char_type s
         // we deliberately allow non-continued lines as some programs, like
         // mutt split URLs with newlines at line boundaries
         index_type new_x = line_url_end_at(line, 0, false, sentinel, next_line_starts_with_url_chars);
-        if (!new_x) break;
+        if (!new_x && !line_startswith_url_chars(line)) break;
         *y += 1; *x = new_x;
     }
 }