From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Dmitry Gutov Newsgroups: gmane.emacs.devel Subject: Re: vc-find-revision-no-save? 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List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: "Emacs-devel" Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.devel:298358 Archived-At: On 24.10.2022 03:27, John Yates wrote: > Notice that the default is nil. What is the logic in allowing an > historic revision to be associated with a file? Why is it not merely > a readonly buffer with no backing file? > > Perhaps I have been too influenced by git... My mental model is that > revisions are immutable_values_. Is that not vc's model? Caching? Easy of copying to replace the original? VC's old, and a lot of it prefers convenience over purity. Including the convenience of implementation.