comparison mercurial/cmdutil.py @ 43926:daed70e95d60

rebase: use cmdutil.check_at_most_one_arg() for --confirm/--dry-run

I've also updated the helper to work with the hyphenated --dry-run
option.

Differential Revision: https://phab.mercurial-scm.org/D7641

43925:7929bb58146f

    Returns the unique argument or None if none of them were specified.
    """
    previous = None
    for x in args:
        if opts.get(x):
            if previous:
                raise error.Abort(
                    _(b'cannot specify both --%s and --%s') % (previous, x)
                )
            previous = x

43926:daed70e95d60

    Returns the unique argument or None if none of them were specified.
    """
    previous = None
    for x in args:
        if opts.get(x):
            x = x.replace(b'_', b'-')
            if previous:
                raise error.Abort(
                    _(b'cannot specify both --%s and --%s') % (previous, x)
                )
            previous = x