Two minor improvements for RepoPatchV3.
2 patches for repository http://darcs.net/screened:
patch 230981418a27f3f4c77ee5aa5385abd97582e249
Author: Ben Franksen <ben.franksen@online.de>
Date: Tue Jul 30 21:19:41 CEST 2019
* v3: re-add two optimisations for Contexted patches
I had them in my original version but removed them due to confusion about
fold combinators from D.P.Witnesses.Ordered. We no longer use these
combinators here because the simple recursive definitions are easier to
understand.
patch d6e3eead22859a84e99fc6dbd0d16df7e36a482a
Author: Ben Franksen <ben.franksen@online.de>
Date: Thu Aug 1 20:04:22 CEST 2019
* RepoPatchV3: optimize apply using applyPrimFL as for V1 and V2