comparison mercurial/phases.py @ 15649:ca7c4254a21a

phases: add a function to compute heads from root

15648:79cc89de5be1

            return 1
        else:
            return 0
    finally:
        lock.release()

15649:ca7c4254a21a

            return 1
        else:
            return 0
    finally:
        lock.release()

def analyzeremotephases(repo, subset, roots):
    """Compute phases heads and root in a subset of node from root dict

    * subset is heads of the subset
    * roots is {<nodeid> => phase} mapping. key and value are string.

    Accept unknown element input
    """
    # build list from dictionary
    phaseroots = [[] for p in allphases]
    for nhex, phase in roots.iteritems():
        if nhex == 'publishing': # ignore data related to publish option
            continue
        node = bin(nhex)
        phase = int(phase)
        if node in repo:
            phaseroots[phase].append(node)
    # compute heads
    phaseheads = [[] for p in allphases]
    for phase in allphases[:-1]:
        toproof = phaseroots[phase + 1]
        revset = repo.set('heads((%ln + parents(%ln)) - (%ln::%ln))',
                          subset, toproof, toproof, subset)
        phaseheads[phase].extend(c.node() for c in revset)
    return phaseheads, phaseroots