# tiny extension to report phase changes during transaction

from __future__ import absolute_import

from edenscm.mercurial import pycompat


def reposetup(ui, repo):
    def reportphasemove(tr):
        for rev, move in sorted(pycompat.iteritems(tr.changes["phases"])):
            if move[0] is None:
                ui.write(("test-debug-phase: new rev %d:  x -> %d\n" % (rev, move[1])))
            else:
                ui.write(
                    (
                        "test-debug-phase: move rev %d: %s -> %d\n"
                        % (rev, move[0], move[1])
                    )
                )

    class reportphaserepo(repo.__class__):
        def transaction(self, *args, **kwargs):
            tr = super(reportphaserepo, self).transaction(*args, **kwargs)
            tr.addpostclose("report-phase", reportphasemove)
            return tr

    repo.__class__ = reportphaserepo