// Copyright 2017 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.rules.config; import com.google.common.base.Predicate; import com.google.common.collect.ImmutableMap; import com.google.devtools.build.lib.analysis.TransitiveInfoCollection; import com.google.devtools.build.lib.analysis.TransitiveInfoProvider; import com.google.devtools.build.lib.concurrent.ThreadSafety.Immutable; import com.google.devtools.build.lib.packages.ClassObjectConstructor; import com.google.devtools.build.lib.packages.NativeClassObjectConstructor; import com.google.devtools.build.lib.packages.SkylarkClassObject; import com.google.devtools.build.lib.packages.SkylarkProviderIdentifier; import com.google.devtools.build.lib.skylarkinterface.Param; import com.google.devtools.build.lib.skylarkinterface.SkylarkCallable; import com.google.devtools.build.lib.skylarkinterface.SkylarkModule; import com.google.devtools.build.lib.util.Preconditions; /** Provider for exporting value and valid value predicate of feature flags to consuming targets. */ @SkylarkModule( name = "FeatureFlagInfo", doc = "A provider used to access information about config_feature_flag rules." ) @Immutable public class ConfigFeatureFlagProvider extends SkylarkClassObject implements TransitiveInfoProvider { /** Name used in Skylark for accessing ConfigFeatureFlagProvider. */ static final String SKYLARK_NAME = "FeatureFlagInfo"; /** Skylark constructor and identifier for ConfigFeatureFlagProvider. */ static final ClassObjectConstructor SKYLARK_CONSTRUCTOR = new NativeClassObjectConstructor(SKYLARK_NAME) {}; /** * Identifier used to retrieve this provider from rules which export it. * *
Prefer to use {@link #fromTarget(TransitiveInfoCollection)} for the purposes of getting this
* provider from a TransitiveInfoCollection; this should be used for mandatoryProviders only.
*/
public static final SkylarkProviderIdentifier SKYLARK_IDENTIFIER =
SkylarkProviderIdentifier.forKey(SKYLARK_CONSTRUCTOR.getKey());
private final String value;
private final Predicate