view tests/test-empty-dir.t @ 23003:62d19ce9d7b6

revset-_ancestor: use & instead of filter

The & operation is more likely optimised.

::10
before) wall 0.028189 comb 0.030000 user 0.030000 sys 0.000000 (best of 100)
after)  wall 0.001050 comb 0.000000 user 0.000000 sys 0.000000 (best of 2326)

::tip
before) wall 0.081132 comb 0.080000 user 0.080000 sys 0.000000 (best of 100)
after)  wall 0.055418 comb 0.050000 user 0.050000 sys 0.000000 (best of 100)

  $ hg init

  $ echo 123 > a
  $ hg add a
  $ hg commit -m "first" a

  $ mkdir sub
  $ echo 321 > sub/b
  $ hg add sub/b
  $ hg commit -m "second" sub/b

  $ cat sub/b
  321

  $ hg co 0
  0 files updated, 0 files merged, 1 files removed, 0 files unresolved

  $ cat sub/b 2>/dev/null || echo "sub/b not present"
  sub/b not present

  $ test -d sub || echo "sub not present"
  sub not present