transaction: allow finalizer to add finalizer
It will make some code (persistent nodemap related) simpler to write, because
higher level code can blindly queue finalization without thinking too hard about
the context.
Differential Revision: https://phab.mercurial-scm.org/D7833
from __future__ import absolute_import
import os
import time
class mocktime(object):
def __init__(self, increment):
self.time = 0
self.increment = [float(s) for s in increment.split()]
self.pos = 0
def __call__(self):
self.time += self.increment[self.pos % len(self.increment)]
self.pos += 1
return self.time
def uisetup(ui):
time.time = mocktime(os.environ.get('MOCKTIME', '0.1'))