comparison hgext/histedit.py @ 35126:a9cc233de513

histedit: add support to output nodechanges using formatter

The JSON output of nodechanges will help in automation and to improve editor
integrations such as for Nuclide.

Differential Revision: https://phab.mercurial-scm.org/D1348

35125:f56a30b844aa

      _("don't strip old nodes after edit is complete")),
     ('', 'abort', False, _('abort an edit in progress')),
     ('o', 'outgoing', False, _('changesets not found in destination')),
     ('f', 'force', False,
      _('force outgoing even for unrelated repositories')),
     ('r', 'rev', [], _('first revision to be edited'), _('REV'))],
     _("[OPTIONS] ([ANCESTOR] | --outgoing [URL])"))
def histedit(ui, repo, *freeargs, **opts):
    """interactively edit changeset history

    This command lets you edit a linear series of changesets (up to

                raise error.Abort(
                    _('histedit requires exactly one ancestor revision'))

def _histedit(ui, repo, state, *freeargs, **opts):
    opts = pycompat.byteskwargs(opts)
    goal = _getgoal(opts)
    revs = opts.get('rev', [])
    rules = opts.get('commands', '')
    state.keep = opts.get('keep', False)

    else:
        # goal == goalnew
        _newhistedit(ui, repo, state, revs, freeargs, opts)

    _continuehistedit(ui, repo, state)
    _finishhistedit(ui, repo, state)

def _continuehistedit(ui, repo, state):
    """This function runs after either:
    - bootstrapcontinue (if the goal is 'continue')
    - _newhistedit (if the goal is 'new')

            state.actions.pop(0)

    state.write()
    ui.progress(_("editing"), None)

def _finishhistedit(ui, repo, state):
    """This action runs when histedit is finishing its session"""
    repo.ui.pushbuffer()
    hg.update(repo, state.parentctxnode, quietempty=True)
    repo.ui.popbuffer()

    # remove entries about unknown nodes
    nodemap = repo.unfiltered().changelog.nodemap
    mapping = {k: v for k, v in mapping.items()
               if k in nodemap and all(n in nodemap for n in v)}
    scmutil.cleanupnodes(repo, mapping, 'histedit')

    state.clear()
    if os.path.exists(repo.sjoin('undo')):
        os.unlink(repo.sjoin('undo'))
    if repo.vfs.exists('histedit-last-edit.txt'):

35126:a9cc233de513

      _("don't strip old nodes after edit is complete")),
     ('', 'abort', False, _('abort an edit in progress')),
     ('o', 'outgoing', False, _('changesets not found in destination')),
     ('f', 'force', False,
      _('force outgoing even for unrelated repositories')),
     ('r', 'rev', [], _('first revision to be edited'), _('REV'))] +
    cmdutil.formatteropts,
     _("[OPTIONS] ([ANCESTOR] | --outgoing [URL])"))
def histedit(ui, repo, *freeargs, **opts):
    """interactively edit changeset history

    This command lets you edit a linear series of changesets (up to

                raise error.Abort(
                    _('histedit requires exactly one ancestor revision'))

def _histedit(ui, repo, state, *freeargs, **opts):
    opts = pycompat.byteskwargs(opts)
    fm = ui.formatter('histedit', opts)
    fm.startitem()
    goal = _getgoal(opts)
    revs = opts.get('rev', [])
    rules = opts.get('commands', '')
    state.keep = opts.get('keep', False)

    else:
        # goal == goalnew
        _newhistedit(ui, repo, state, revs, freeargs, opts)

    _continuehistedit(ui, repo, state)
    _finishhistedit(ui, repo, state, fm)
    fm.end()

def _continuehistedit(ui, repo, state):
    """This function runs after either:
    - bootstrapcontinue (if the goal is 'continue')
    - _newhistedit (if the goal is 'new')

            state.actions.pop(0)

    state.write()
    ui.progress(_("editing"), None)

def _finishhistedit(ui, repo, state, fm):
    """This action runs when histedit is finishing its session"""
    repo.ui.pushbuffer()
    hg.update(repo, state.parentctxnode, quietempty=True)
    repo.ui.popbuffer()

    # remove entries about unknown nodes
    nodemap = repo.unfiltered().changelog.nodemap
    mapping = {k: v for k, v in mapping.items()
               if k in nodemap and all(n in nodemap for n in v)}
    scmutil.cleanupnodes(repo, mapping, 'histedit')
    hf = fm.hexfunc
    fl = fm.formatlist
    fd = fm.formatdict
    nodechanges = fd({hf(oldn): fl([hf(n) for n in newn], name='node')
                      for oldn, newn in mapping.iteritems()},
                     key="oldnode", value="newnodes")
    fm.data(nodechanges=nodechanges)

    state.clear()
    if os.path.exists(repo.sjoin('undo')):
        os.unlink(repo.sjoin('undo'))
    if repo.vfs.exists('histedit-last-edit.txt'):