src/main/java/com/google/devtools/build/lib/rules/apple/cpp/AppleCcToolchainRule.java


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// Copyright 2016 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.apple.cpp;

import com.google.devtools.build.lib.analysis.BaseRuleClasses;
import com.google.devtools.build.lib.analysis.RuleDefinition;
import com.google.devtools.build.lib.analysis.RuleDefinitionEnvironment;
import com.google.devtools.build.lib.packages.RuleClass;
import com.google.devtools.build.lib.packages.RuleClass.Builder;
import com.google.devtools.build.lib.rules.apple.AppleConfiguration;
import com.google.devtools.build.lib.rules.apple.AppleToolchain;
import com.google.devtools.build.lib.rules.cpp.CcToolchainRule;

/**
 * Rule definition for apple_cc_toolchain.
 */
public class AppleCcToolchainRule implements RuleDefinition {

  @Override
  public RuleClass build(Builder builder, RuleDefinitionEnvironment environment) {
    return builder.requiresConfigurationFragments(AppleConfiguration.class).build();
  }

  @Override
  public Metadata getMetadata() {
    return RuleDefinition.Metadata.builder()
        .name("apple_cc_toolchain")
        .ancestors(BaseRuleClasses.BaseRule.class, CcToolchainRule.class,
            AppleToolchain.RequiresXcodeConfigRule.class)
        .factoryClass(AppleCcToolchain.class)
        .build();
  }
}