--- a/hgext3rd/evolve/__init__.py	Wed Jul 12 16:09:08 2017 +0200
+++ b/hgext3rd/evolve/__init__.py	Tue Jul 11 10:38:01 2017 +0200
@@ -270,7 +270,7 @@
     scmutil,
 )
 
-from mercurial.commands import walkopts, commitopts, commitopts2, mergetoolopts
+from mercurial.commands import commitopts, commitopts2, mergetoolopts
 from mercurial.i18n import _
 from mercurial.node import nullid
 
@@ -278,6 +278,7 @@
     checkheads,
     compat,
     debugcmd,
+    evocommands,
     exthelper,
     metadata,
     obscache,
@@ -313,7 +314,9 @@
 _unpack = struct.unpack
 
 aliases, entry = cmdutil.findcmd('commit', commands.table)
-interactiveopt = [['i', 'interactive', None, _('use interactive mode')]]
+commitopts3 = evocommands.commitopts3
+interactiveopt = evocommands.commitopts3
+
 # This extension contains the following code
 #
 # - Extension Helper code
@@ -330,6 +333,7 @@
 eh.merge(obshistory.eh)
 eh.merge(templatekw.eh)
 eh.merge(compat.eh)
+eh.merge(evocommands.eh)
 uisetup = eh.final_uisetup
 extsetup = eh.final_extsetup
 reposetup = eh.final_reposetup
@@ -400,25 +404,6 @@
 ### experimental behavior                                         ###
 #####################################################################
 
-commitopts3 = [
-    ('D', 'current-date', None,
-     _('record the current date as commit date')),
-    ('U', 'current-user', None,
-     _('record the current user as committer')),
-]
-
-def _resolveoptions(ui, opts):
-    """modify commit options dict to handle related options
-
-    For now, all it does is figure out the commit date: respect -D unless
-    -d was supplied.
-    """
-    # N.B. this is extremely similar to setupheaderopts() in mq.py
-    if not opts.get('date') and opts.get('current_date'):
-        opts['date'] = '%d %d' % util.makedate()
-    if not opts.get('user') and opts.get('current_user'):
-        opts['user'] = ui.username()
-
 getrevs = obsolete.getrevs
 
 #####################################################################
@@ -1978,7 +1963,7 @@
         with repo.dirstate.parentchange():
             repo.dirstate.setparents(divergent.node(), node.nullid)
         oldlen = len(repo)
-        amend(ui, repo, message='', logfile='')
+        evocommands.amend(ui, repo, message='', logfile='')
         if oldlen == len(repo):
             new = divergent
             # no changes
@@ -2421,45 +2406,6 @@
     finally:
         lockmod.release(tr, lock, wlock)
 
-@eh.command(
-    'amend|refresh',
-    [('A', 'addremove', None,
-      _('mark new/missing files as added/removed before committing')),
-     ('e', 'edit', False, _('invoke editor on commit messages')),
-     ('', 'close-branch', None,
-      _('mark a branch as closed, hiding it from the branch list')),
-     ('s', 'secret', None, _('use the secret phase for committing')),
-    ] + walkopts + commitopts + commitopts2 + commitopts3 + interactiveopt,
-    _('[OPTION]... [FILE]...'))
-def amend(ui, repo, *pats, **opts):
-    """combine a changeset with updates and replace it with a new one
-
-    Commits a new changeset incorporating both the changes to the given files
-    and all the changes from the current parent changeset into the repository.
-
-    See :hg:`commit` for details about committing changes.
-
-    If you don't specify -m, the parent's message will be reused.
-
-    Behind the scenes, Mercurial first commits the update as a regular child
-    of the current parent. Then it creates a new commit on the parent's parents
-    with the updated contents. Then it changes the working copy parent to this
-    new combined changeset. Finally, the old changeset and its update are hidden
-    from :hg:`log` (unless you use --hidden with log).
-
-    Returns 0 on success, 1 if nothing changed.
-    """
-    opts = opts.copy()
-    edit = opts.pop('edit', False)
-    log = opts.get('logfile')
-    opts['amend'] = True
-    if not (edit or opts['message'] or log):
-        opts['message'] = repo['.'].description()
-    _resolveoptions(ui, opts)
-    _alias, commitcmd = cmdutil.findcmd('commit', commands.table)
-    return commitcmd[0](ui, repo, *pats, **opts)
-
-
 def _touchedbetween(repo, source, dest, match=None):
     touched = set()
     for files in repo.status(source, dest, match=match)[:3]:

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hgext3rd/evolve/evocommands.py	Tue Jul 11 10:38:01 2017 +0200
@@ -0,0 +1,94 @@
+# Module dedicated to host new commands added by the evolve extensions
+#
+# Copyright 2017 Octobus <contact@octobus.net>
+#
+# This software may be used and distributed according to the terms of the
+# GNU General Public License version 2 or any later version.
+
+# Status: Stabilization of the API in progress
+#
+#   The final set of command should go into core.
+#
+#   Some command still live in evolve/__init__.py
+
+from __future__ import absolute_import
+
+from mercurial import (
+    cmdutil,
+    commands,
+    util,
+)
+
+from mercurial.i18n import _
+
+from . import (
+    exthelper,
+)
+
+eh = exthelper.exthelper()
+
+walkopts = commands.walkopts
+commitopts = commands.commitopts
+commitopts2 = commands.commitopts2
+mergetoolopts = commands.mergetoolopts
+
+# option added by evolve
+
+def _resolveoptions(ui, opts):
+    """modify commit options dict to handle related options
+
+    For now, all it does is figure out the commit date: respect -D unless
+    -d was supplied.
+    """
+    # N.B. this is extremely similar to setupheaderopts() in mq.py
+    if not opts.get('date') and opts.get('current_date'):
+        opts['date'] = '%d %d' % util.makedate()
+    if not opts.get('user') and opts.get('current_user'):
+        opts['user'] = ui.username()
+
+commitopts3 = [
+    ('D', 'current-date', None,
+     _('record the current date as commit date')),
+    ('U', 'current-user', None,
+     _('record the current user as committer')),
+]
+
+interactiveopt = [['i', 'interactive', None, _('use interactive mode')]]
+
+@eh.command(
+    'amend|refresh',
+    [('A', 'addremove', None,
+      _('mark new/missing files as added/removed before committing')),
+     ('e', 'edit', False, _('invoke editor on commit messages')),
+     ('', 'close-branch', None,
+      _('mark a branch as closed, hiding it from the branch list')),
+     ('s', 'secret', None, _('use the secret phase for committing')),
+    ] + walkopts + commitopts + commitopts2 + commitopts3 + interactiveopt,
+    _('[OPTION]... [FILE]...'))
+def amend(ui, repo, *pats, **opts):
+    """combine a changeset with updates and replace it with a new one
+
+    Commits a new changeset incorporating both the changes to the given files
+    and all the changes from the current parent changeset into the repository.
+
+    See :hg:`commit` for details about committing changes.
+
+    If you don't specify -m, the parent's message will be reused.
+
+    Behind the scenes, Mercurial first commits the update as a regular child
+    of the current parent. Then it creates a new commit on the parent's parents
+    with the updated contents. Then it changes the working copy parent to this
+    new combined changeset. Finally, the old changeset and its update are hidden
+    from :hg:`log` (unless you use --hidden with log).
+
+    Returns 0 on success, 1 if nothing changed.
+    """
+    opts = opts.copy()
+    edit = opts.pop('edit', False)
+    log = opts.get('logfile')
+    opts['amend'] = True
+    if not (edit or opts['message'] or log):
+        opts['message'] = repo['.'].description()
+    _resolveoptions(ui, opts)
+    _alias, commitcmd = cmdutil.findcmd('commit', commands.table)
+    return commitcmd[0](ui, repo, *pats, **opts)