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# Copyright 2024 The Bazel Authors. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Rule for mutually exclusive categories in the rule based toolchain."""

load(":cc_toolchain_info.bzl", "MutuallyExclusiveCategoryInfo")

def _cc_mutually_exclusive_category_impl(ctx):
    return [MutuallyExclusiveCategoryInfo(
        label = ctx.label,
        name = str(ctx.label),
    )]

cc_mutually_exclusive_category = rule(
    implementation = _cc_mutually_exclusive_category_impl,
    doc = "A category of features, for which only one can be enabled",
    attrs = {},
    provides = [MutuallyExclusiveCategoryInfo],
)