| // Copyright 2022 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. |
| |
| package com.google.devtools.build.lib.analysis; |
| |
| import com.google.devtools.build.lib.concurrent.ThreadSafety.Immutable; |
| import com.google.devtools.build.lib.packages.BuiltinProvider; |
| import com.google.devtools.build.lib.packages.NativeInfo; |
| import com.google.devtools.build.lib.starlarkbuildapi.RunfilesLibraryInfoApi; |
| |
| /** |
| * Data-less provider that signals to direct dependents that this target is a runfiles library. |
| * |
| * <p>Rules that find this provider advertised by a dependency may use this as a signal to generate |
| * code that helps with runfiles discovery, e.g., by providing a constant containing the name of the |
| * repository that defines the rule. |
| * |
| * <p>Bazel itself uses the presence of this provider on a rule as a sign that it should include the |
| * repository mapping of the repository containing the rule in the repository mapping manifest of |
| * executable transitive dependents. |
| */ |
| @Immutable |
| public final class RunfilesLibraryInfo extends NativeInfo implements RunfilesLibraryInfoApi { |
| |
| public static final RunfilesLibraryInfoProvider PROVIDER = new RunfilesLibraryInfoProvider(); |
| |
| @Override |
| public RunfilesLibraryInfoProvider getProvider() { |
| return PROVIDER; |
| } |
| |
| /** Provider for {@link RunfilesLibraryInfo}. */ |
| public static class RunfilesLibraryInfoProvider extends BuiltinProvider<RunfilesLibraryInfo> |
| implements RunfilesLibraryInfoApi.RunfilesLibraryInfoApiProvider { |
| |
| private RunfilesLibraryInfoProvider() { |
| super("RunfilesLibraryInfo", RunfilesLibraryInfo.class); |
| } |
| |
| @Override |
| public RunfilesLibraryInfoApi constructor() { |
| return new RunfilesLibraryInfo(); |
| } |
| } |
| } |