status-im
/
re-frame
mirror of https://github.com/status-im/re-frame.git
2
0
Fork 0
Code Issues Projects Releases Wiki Activity

Improve comment

This commit is contained in:
mike-thompson-day8 2015-04-24 23:46:27 +10:00
parent edc5a85780
commit e80c6c94b3
1 changed files with 1 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
src/re_frame/undo.cljs
View File

@ -128,10 +128,9 @@
(recur (dec n)))) (recur (dec n))))
(handlers/register-base ;; not a pure handler (handlers/register-base ;; not a pure handler
:undo ;; usage: (dispatch [:undo n]) :undo ;; usage: (dispatch [:undo n]) n is optional, defaults to 1
(fn handler (fn handler
[_ [_ n]] [_ [_ n]]
;; if n absent, defaults to 1. If clear-redos? absent, defaults to false.
(if-not (undos?) (if-not (undos?)
(warn "re-frame: you did a (dispatch [:undo]), but there is nothing to undo.") (warn "re-frame: you did a (dispatch [:undo]), but there is nothing to undo.")
(undo-n (or n 1))))) (undo-n (or n 1)))))