| // 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.collect.ImmutableList; |
| import com.google.devtools.build.lib.analysis.BaseRuleClasses; |
| import com.google.devtools.build.lib.analysis.ConfiguredRuleClassProvider; |
| import com.google.devtools.build.lib.analysis.ConfiguredRuleClassProvider.RuleSet; |
| import com.google.devtools.build.lib.analysis.skylark.StarlarkConfig; |
| import com.google.devtools.build.lib.rules.core.CoreRules; |
| import com.google.devtools.build.lib.rules.platform.PlatformRules; |
| import com.google.devtools.build.lib.skylarkbuildapi.config.ConfigBootstrap; |
| |
| /** |
| * Set of rules to specify or manipulate configuration settings. |
| */ |
| public final class ConfigRules implements RuleSet { |
| public static final ConfigRules INSTANCE = new ConfigRules(); |
| |
| private ConfigRules() { |
| // Use the static INSTANCE field instead. |
| } |
| |
| @Override |
| public void init(ConfiguredRuleClassProvider.Builder builder) { |
| builder.addTrimmingTransitionFactory( |
| new ConfigFeatureFlagTaggedTrimmingTransitionFactory(BaseRuleClasses.TAGGED_TRIMMING_ATTR)); |
| builder.addRuleDefinition(new ConfigRuleClasses.ConfigBaseRule()); |
| builder.addRuleDefinition(new ConfigRuleClasses.ConfigSettingRule()); |
| builder.addConfigurationFragment(new ConfigFeatureFlagConfiguration.Loader()); |
| |
| builder.addRuleDefinition(new ConfigRuleClasses.ConfigFeatureFlagRule()); |
| builder.addSkylarkBootstrap( |
| new ConfigBootstrap( |
| new ConfigSkylarkCommon(), new StarlarkConfig(), new ConfigGlobalLibrary())); |
| } |
| |
| @Override |
| public ImmutableList<RuleSet> requires() { |
| return ImmutableList.of(CoreRules.INSTANCE, PlatformRules.INSTANCE); |
| } |
| } |