repoman/lib/repoman/check_missingslot.py

# -*- coding:utf-8 -*-
# repoman: missing slot check
# Copyright 2014 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2

"""This module contains the check used to find missing slot values
in dependencies."""

from portage.eapi import eapi_has_slot_operator


def check_missingslot(atom, mytype, eapi, portdb, qatracker, relative_path, my_aux):
    # If no slot or slot operator is specified in RDEP...
    if (
        not atom.blocker
        and not atom.slot
        and not atom.slot_operator
        and mytype == "RDEPEND"
        and eapi_has_slot_operator(eapi)
    ):
        # Check whether it doesn't match more than one.
        atom_matches = portdb.xmatch("match-all", atom)
        dep_slots = frozenset(
            portdb.aux_get(cpv, ["SLOT"])[0].split("/")[0] for cpv in atom_matches
        )

        if len(dep_slots) > 1:
            # See if it is a DEPEND as well. It's a very simple & dumb
            # check but should suffice for catching it.
            depend = my_aux["DEPEND"].split()
            if atom not in depend:
                return

            qatracker.add_error(
                "dependency.missingslot",
                relative_path
                + ": %s: '%s' matches more than one slot, please specify an explicit slot and/or use the := or :* slot operator"
                % (mytype, atom),
            )