| // 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.apple.swift; |
| |
| import com.google.common.collect.ImmutableList; |
| import com.google.common.collect.ImmutableSet; |
| import com.google.devtools.build.lib.analysis.config.BuildConfiguration; |
| import com.google.devtools.build.lib.analysis.config.BuildOptions; |
| import com.google.devtools.build.lib.analysis.config.ConfigurationEnvironment; |
| import com.google.devtools.build.lib.analysis.config.ConfigurationFragmentFactory; |
| import com.google.devtools.build.lib.analysis.config.FragmentOptions; |
| import com.google.devtools.build.lib.analysis.config.InvalidConfigurationException; |
| import com.google.devtools.build.lib.concurrent.ThreadSafety.Immutable; |
| import com.google.devtools.build.lib.skyframe.serialization.autocodec.AutoCodec; |
| import com.google.devtools.build.lib.skylarkinterface.SkylarkCallable; |
| import com.google.devtools.build.lib.skylarkinterface.SkylarkModule; |
| import com.google.devtools.build.lib.skylarkinterface.SkylarkModuleCategory; |
| |
| /** |
| * A configuration containing flags required for Swift tools. This is used primarily by swift_* |
| * family of rules written in Skylark. |
| */ |
| @AutoCodec |
| @SkylarkModule( |
| name = "swift", |
| doc = "A configuration fragment for Swift tools.", |
| category = SkylarkModuleCategory.CONFIGURATION_FRAGMENT |
| ) |
| @Immutable |
| public class SwiftConfiguration extends BuildConfiguration.Fragment { |
| private final ImmutableList<String> copts; |
| |
| public SwiftConfiguration(SwiftCommandLineOptions options) { |
| this(ImmutableList.copyOf(options.copts)); |
| } |
| |
| @AutoCodec.Instantiator |
| SwiftConfiguration(ImmutableList<String> copts) { |
| this.copts = copts; |
| } |
| |
| /** Returns a list of options to use for compiling Swift. */ |
| @SkylarkCallable( |
| name = "copts", |
| doc = "A list of compiler options that should be passed to <code>swiftc</code> when compiling " |
| + "Swift code.") |
| public ImmutableList<String> getCopts() { |
| return copts; |
| } |
| |
| /** Loads {@link SwiftConfiguration} from build options. */ |
| public static class Loader implements ConfigurationFragmentFactory { |
| @Override |
| public SwiftConfiguration create(ConfigurationEnvironment env, BuildOptions buildOptions) |
| throws InvalidConfigurationException, InterruptedException { |
| SwiftCommandLineOptions options = buildOptions.get(SwiftCommandLineOptions.class); |
| |
| return new SwiftConfiguration(options); |
| } |
| |
| @Override |
| public Class<? extends BuildConfiguration.Fragment> creates() { |
| return SwiftConfiguration.class; |
| } |
| |
| @Override |
| public ImmutableSet<Class<? extends FragmentOptions>> requiredOptions() { |
| return ImmutableSet.<Class<? extends FragmentOptions>>of(SwiftCommandLineOptions.class); |
| } |
| } |
| } |