(provide 'thoom-editing)

(defun thoom/move-to-beginnings ()
  "Move between the two beginnings of a line: The very beginning, and the first non-whitespace character."
  (interactive "^")
  (if (bolp)
      (back-to-indentation)
    (move-beginning-of-line 1)))

(global-set-key (kbd "C-a") #'thoom/move-to-beginnings)