view tests/test-dirstate-backup.t @ 51926:70fe33bdab54

typing: add type hints for the overloads of `matchmod.readpatternfile()`

The return type is conditional on an argument passed, and it very much confused
both pytype and PyCharm inside `dirstate._ignorefileandline()` after adding
type hints for the return value there.

Set up

  $ hg init repo
  $ cd repo
  $ echo a > a
  $ hg add a
  $ hg commit -m a

Try to import an empty patch

  $ hg import --no-commit - <<EOF
  > EOF
  applying patch from stdin
  abort: stdin: no diffs found
  [10]

No dirstate backups are left behind

  $ ls .hg/dirstate* | sort
  .hg/dirstate