view tests/readlink.py @ 46725:df247f58ecee

rhg: Fall back to Python for unsupported revset syntax

rhg only supports a small subset of the syntax.
On parse error, this gives Python a chance instead of aborting immediately.

Differential Revision: https://phab.mercurial-scm.org/D10097

#!/usr/bin/env python3

from __future__ import absolute_import, print_function

import errno
import os
import sys

for f in sys.argv[1:]:
    try:
        print(f, '->', os.readlink(f))
    except OSError as err:
        if err.errno != errno.EINVAL:
            raise
        print(f, '->', f, 'not a symlink')

sys.exit(0)