Function: tetris--shuffle

tetris--shuffle is a byte-compiled function defined in tetris.el.gz.

Signature

(tetris--shuffle SEQUENCE)

Source Code

;; Defined in /usr/src/emacs/lisp/play/tetris.el.gz
(defun tetris--shuffle (sequence)
  (cl-loop for i from (length sequence) downto 2
           do (cl-rotatef (elt sequence (random i))
                          (elt sequence (1- i))))
  sequence)