[PATCH RFC] update: prevent merge of files with uncommitted changes (issue4404)
gregory.szorc at gmail.com
Fri Jul 1 23:24:49 EDT 2016
On Mon, Jun 27, 2016 at 9:57 AM, Augie Fackler <raf at durin42.com> wrote:
> > On Jun 17, 2016, at 4:40 PM, Matt Mackall <mpm at selenic.com> wrote:
> > On Tue, 2016-06-14 at 15:28 +0200, Denis Laxalde wrote:
> >> # HG changeset patch
> >> # User Denis Laxalde <denis.laxalde at logilab.fr>
> >> # Date 1465833221 -7200
> >> # Mon Jun 13 17:53:41 2016 +0200
> >> # Node ID 7c0a16bdf21e7228a1843fe5fca3000bb179d309
> >> # Parent 60621cecc8c53d3a27e9984fb06fefc1f99797b3
> >> update: prevent merge of files with uncommitted changes (issue4404)
> > I'm afraid the answer here is no. Changing update's behavior (copied
> from CVS
> > and thus literally predating Mercurial itself) is not an option.
> > HOWEVER, there is a way forward for broken commands:
> > - implement a new command with a different name with sane behavior
> > - eventually deprecate (hide) the old command
> > As it happens, I have an idea for precisely this, which I've been
> calling the
> > "goto" command. We can make a bunch of changes:
> > - aborts if the working copy is dirty
> > - use --merge to allow a merge or --clean to discard changes
> > - no need for the confusing --check flag
> > - allow merging working changes across branches
> > - no auto-advancing the active bookmark with no args
> Should https://www.mercurial-scm.org/wiki/GotoCommandPlan exist and start
> capturing these ideas?
Page created with many of mpm's words captured.
> > As a bonus, the common beginner mistake of thinking "update" only goes
> > and then trying to use "revert" to go backwards will probably go away.
> > As for the "merge-if-trivial" mode (which I agree is useful), I'd prefer
> to do
> > that by refactoring the merge code. There are lots of places where we'd
> like to
> > do such merges (via --tool, perhaps) and even a few places where we'd
> like to
> > ask the question of whether a merge is trivial without touching the
> > copy.
> > --
> > Mathematics is the supreme nostalgia of our time.
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