mercurial/revset.py

30698:c3db3bb4699f

    if not parentset:
        return baseset()
    cs = set()
    pr = repo.changelog.parentrevs
    minrev = parentset.min()
    for r in subset:
        if r <= minrev:
            continue
        for p in pr(r):
            if p in parentset:
                cs.add(r)
    return baseset(cs)

@predicate('children(set)', safe=True)
def children(repo, subset, x):
    """Child changesets of changesets in set.

30699:5bda147c3139

    if not parentset:
        return baseset()
    cs = set()
    pr = repo.changelog.parentrevs
    minrev = parentset.min()
    nullrev = node.nullrev
    for r in subset:
        if r <= minrev:
            continue
        p1, p2 = pr(r)
        if p1 in parentset:
            cs.add(r)
        if p2 != nullrev and p2 in parentset:
            cs.add(r)
    return baseset(cs)

@predicate('children(set)', safe=True)
def children(repo, subset, x):
    """Child changesets of changesets in set.