Karya, built on 2018-05-31T02:46:59 (patch 0a1a35479c514820d77330ae8a978975ba22a47a)

Safe HaskellNone

Cmd.Undo

Description

Undo and redo cmds and support.

Synopsis

Documentation

maintain_history :: Ui.State -> Cmd.State -> [Update.UiUpdate] -> IO Cmd.State Source #

This is the toplevel function to record one Cmd's worth of history.

It's called by the responder after the Cmds are run and the updates are available.