view tests/unwrap-message-id.py @ 46497:4a012e531066

diff: extract function for getting possibly re-merged parent to diff against

We'll want to reuse the logic that `hg diff --change` with
`diff.merge` uses. At least `hg log -p` should reuse it. This patch
therefore extracts that code to a function.

Differential Revision: https://phab.mercurial-scm.org/D9957

from __future__ import absolute_import, print_function

import sys

for line in sys.stdin:
    if line.lower() in ("message-id: \n", "in-reply-to: \n"):
        line = line[:-2]
    print(line, end="")