comparison mercurial/revlog.py @ 38635:d083ae26c325

revlog: early return in _slicechunk when span is already small enough

If the full span is smaller than the minimum gap size we'll consider, we know we
won't do any slicing and we can return earlier.

38634:f0ea8b847831

        return

    startbyte = start(revs[0])
    endbyte = start(revs[-1]) + length(revs[-1])
    readdata = deltachainspan = endbyte - startbyte

    chainpayload = sum(length(r) for r in revs)

    if deltachainspan:
        density = chainpayload / float(deltachainspan)

38635:d083ae26c325

        return

    startbyte = start(revs[0])
    endbyte = start(revs[-1]) + length(revs[-1])
    readdata = deltachainspan = endbyte - startbyte

    if deltachainspan < revlog._srmingapsize:
        yield revs
        return

    chainpayload = sum(length(r) for r in revs)

    if deltachainspan:
        density = chainpayload / float(deltachainspan)