branchcache: use an explicit class for the v2 version
This prepare the introduction of an experimental v3 format version.
In the process, we move the description of the format in that new class.
$ cat <<EOF >> $HGRCPATH
> [extensions]
> notify =
> hooklib =
>
> [phases]
> publish = False
>
> [notify]
> sources = pull
> diffstat = False
> messageidseed = example
> domain = example.com
>
> [reposubs]
> * = baz
> EOF
$ hg init a
$ hg --cwd a debugbuilddag .
$ hg init b
$ cat <<EOF >> b/.hg/hgrc
> [hooks]
> incoming.notify = python:hgext.notify.hook
> txnclose-phase.changeset_published = python:hgext.hooklib.changeset_published.hook
> EOF
$ hg --cwd b pull ../a | "$PYTHON" $TESTDIR/unwrap-message-id.py
pulling from ../a
requesting all changes
adding changesets
adding manifests
adding file changes
added 1 changesets with 0 changes to 0 files
new changesets 1ea73414a91b (1 drafts)
MIME-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Content-Transfer-Encoding: 7bit
Date: * (glob)
Subject: changeset in * (glob)
From: debugbuilddag@example.com
X-Hg-Notification: changeset 1ea73414a91b
Message-Id: <hg.81c297828fd2d5afaadf2775a6a71b74143b6451dfaac09fac939e9107a50d01@example.com>
To: baz@example.com
changeset 1ea73414a91b in $TESTTMP/b
details: $TESTTMP/b?cmd=changeset;node=1ea73414a91b
description:
r0
(run 'hg update' to get a working copy)
$ hg --cwd a phase --public 0
$ hg --cwd b pull ../a | "$PYTHON" $TESTDIR/unwrap-message-id.py
pulling from ../a
searching for changes
no changes found
1 local changesets published
Subject: changeset published
In-reply-to: <hg.81c297828fd2d5afaadf2775a6a71b74143b6451dfaac09fac939e9107a50d01@example.com>
Message-Id: <hg.2ec19bbddee5b542442bf5e1aed97bf706afff6aa765629883fbd1f4edd6fcb0@example.com>
Date: * (glob)
From: test@example.com
To: baz@example.com
This changeset has been published.
$ hg --cwd b phase --force --draft 0
$ cat <<EOF >> b/.hg/hgrc
> [notify_published]
> messageidseed = example2
> domain = alt.example.com
> template = Subject: changeset published
> From: hg@example.com\n
> This draft changeset has been published.\n
> EOF
$ hg --cwd b pull ../a | "$PYTHON" $TESTDIR/unwrap-message-id.py
pulling from ../a
searching for changes
no changes found
1 local changesets published
Subject: changeset published
From: hg@example.com
In-reply-to: <hg.e3381dc41c051215e50b1c166a72949d0fff99609eb373420bcb763af80ef230@alt.example.com>
Message-Id: <hg.c927f3d324e645a4245bfed20b0efb5b9582999d6be9bef45a37e7ec21208b24@alt.example.com>
Date: * (glob)
To: baz@example.com
This draft changeset has been published.