xref: /aosp_15_r20/external/bazelbuild-rules_android/mobile_install/adapters/base.bzl (revision 9e965d6fece27a77de5377433c2f7e6999b8cc0b)
1# Copyright 2018 The Bazel Authors. All rights reserved.
2#
3# Licensed under the Apache License, Version 2.0 (the "License");
4# you may not use this file except in compliance with the License.
5# You may obtain a copy of the License at
6#
7#    http://www.apache.org/licenses/LICENSE-2.0
8#
9# Unless required by applicable law or agreed to in writing, software
10# distributed under the License is distributed on an "AS IS" BASIS,
11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12# See the License for the specific language governing permissions and
13# limitations under the License.
14"""Provides the base adapter functions."""
15
16def make_adapter(aspect_attrs, adapt):
17    """Creates an Adapter.
18
19    Args:
20      aspect_attrs: A function that returns a list of attrs for the aspect.
21      adapt: A function that extracts and processes data from the target.
22
23    Returns:
24      A struct that represents an adapter.
25    """
26    if not aspect_attrs:
27        fail("aspect_attrs is None.")
28    if not adapt:
29        fail("adapt is None.")
30    return struct(
31        aspect_attrs = aspect_attrs,
32        adapt = adapt,
33    )
34