Function: avl-tree--dir-to-sign

avl-tree--dir-to-sign is a macro defined in avl-tree.el.gz.

Signature

(avl-tree--dir-to-sign DIR)

Documentation

Convert direction DIR (0,1) to sign factor (-1,+1).

Source Code

;; Defined in /usr/src/emacs/lisp/emacs-lisp/avl-tree.el.gz
(defmacro avl-tree--dir-to-sign (dir)
  "Convert direction DIR (0,1) to sign factor (-1,+1)."
  `(1- (* 2 ,dir)))