3 commits

Author	SHA1	Message	Date
Martin von Zweigbergk	4619942a57	evolution: add support for updating state incrementally ... We currently recalculate the entire evolution state whenever a new commit is added within a transaction. That's clearly wasteful. This commit makes the state-update incremental.	2020-12-23 18:37:55 -08:00
Martin von Zweigbergk	0219dbb359	transaction: make evolution_mut() return a mutable reference ... This includes fixing a lifetime bound on `MutableEvolution` that was reversed.	2020-12-23 17:32:32 -08:00
Martin von Zweigbergk	6b1427cb46	import commit 0f15be02bf4012c116636913562691a0aaa7aed2 from my hg repo	2020-12-12 00:23:38 -08:00