comparison mercurial/copies.py @ 44276:30862e226339

copies: avoid filtering by short-circuit dirstate-only copies earlier

The call to `y.ancestor(x)` triggered repo filtering, which we'd like
to avoid in the simple `hg status --copies` case.

Differential Revision: https://phab.mercurial-scm.org/D8071

44275:66dab0d9a78e

        repo.ui.debug(
            b'debug.copies: searching copies from %s to %s\n' % (x, y)
        )
    if x == y or not x or not y:
        return {}
    a = y.ancestor(x)
    if a == x:
        if debug:
            repo.ui.debug(b'debug.copies: search mode: forward\n')
        if y.rev() is None and x == y.p1():
            # short-circuit to avoid issues with merge states
            return _dirstatecopies(repo, match)
        copies = _forwardcopies(x, y, match=match)
    elif a == y:
        if debug:
            repo.ui.debug(b'debug.copies: search mode: backward\n')
        copies = _backwardrenames(x, y, match=match)

44276:30862e226339

        repo.ui.debug(
            b'debug.copies: searching copies from %s to %s\n' % (x, y)
        )
    if x == y or not x or not y:
        return {}
    if y.rev() is None and x == y.p1():
        if debug:
            repo.ui.debug(b'debug.copies: search mode: dirstate\n')
        # short-circuit to avoid issues with merge states
        return _dirstatecopies(repo, match)
    a = y.ancestor(x)
    if a == x:
        if debug:
            repo.ui.debug(b'debug.copies: search mode: forward\n')
        copies = _forwardcopies(x, y, match=match)
    elif a == y:
        if debug:
            repo.ui.debug(b'debug.copies: search mode: backward\n')
        copies = _backwardrenames(x, y, match=match)