Use bobp

Author: jcs090218

docstr-util.el

@@ -230,7 +230,7 @@ and GREEDY."
         (docstr-util--goto-start-comment)
         (progn  ; Make sure to go outside of symbol
           (re-search-backward "[ \t\r\n]" nil t)
-          (unless (= (point) (point-min)) (forward-char 1)))
+          (unless (bobp) (forward-char 1)))
         (setq start-pt (point))
         (re-search-forward comment-start-skip (1+ (line-end-position)) t)
         (if (= start-pt (point)) nil