comparison mercurial/ancestor.py @ 44491:fb16ad368606

rust: clean remains of direct-ffi code

Since b55bec1ea972, the cext entry poitn have been removed, so we drop the code
for consistency.

44490:b3991b72d9f1

        except StopIteration:
            # Set to None to indicate fast-path can be used next time, and to
            # free up memory.
            self._containsiter = None
            return False


class rustlazyancestors(object):
    def __init__(self, index, revs, stoprev=0, inclusive=False):
        self._index = index
        self._stoprev = stoprev
        self._inclusive = inclusive
        # no need to prefilter out init revs that are smaller than stoprev,
        # it's done by rustlazyancestors constructor.
        # we need to convert to a list, because our ruslazyancestors
        # constructor (from C code) doesn't understand anything else yet
        self._initrevs = initrevs = list(revs)

        self._containsiter = parsers.rustlazyancestors(
            index, initrevs, stoprev, inclusive
        )

    def __nonzero__(self):
        """False if the set is empty, True otherwise.

        It's better to duplicate this essentially trivial method than
        to subclass lazyancestors
        """
        try:
            next(iter(self))
            return True
        except StopIteration:
            return False

    def __iter__(self):
        return parsers.rustlazyancestors(
            self._index, self._initrevs, self._stoprev, self._inclusive
        )

    def __contains__(self, target):
        return target in self._containsiter

44491:fb16ad368606

        except StopIteration:
            # Set to None to indicate fast-path can be used next time, and to
            # free up memory.
            self._containsiter = None
            return False