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// Copyright 2015 Google Inc. 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.objc;
import static com.google.devtools.build.lib.packages.ImplicitOutputsFunction.fromTemplates;
import com.google.devtools.build.lib.actions.Artifact;
import com.google.devtools.build.lib.analysis.RuleConfiguredTarget.Mode;
import com.google.devtools.build.lib.analysis.RuleContext;
import com.google.devtools.build.lib.collect.nestedset.NestedSetBuilder;
import com.google.devtools.build.lib.packages.ImplicitOutputsFunction.SafeImplicitOutputsFunction;
/**
* Support for Objc rule types that export an Xcode provider or generate xcode project files.
*
* <p>Methods on this class can be called in any order without impacting the result.
*/
public final class XcodeSupport {
/**
* Template for a target's xcode project.
*/
public static final SafeImplicitOutputsFunction PBXPROJ =
fromTemplates("%{name}.xcodeproj/project.pbxproj");
private final RuleContext ruleContext;
/**
* Creates a new xcode support for the given context.
*/
XcodeSupport(RuleContext ruleContext) {
this.ruleContext = ruleContext;
}
/**
* Adds xcode project files to the given builder.
*
* @return this xcode support
*/
XcodeSupport addFilesToBuild(NestedSetBuilder<Artifact> filesToBuild) {
filesToBuild.add(ruleContext.getImplicitOutputArtifact(PBXPROJ));
return this;
}
/**
* Registers actions that generate the rule's Xcode project.
*
* @param xcodeProvider information about this rule's xcode settings and that of its dependencies
* @return this xcode support
*/
XcodeSupport registerActions(XcodeProvider xcodeProvider) {
ObjcActionsBuilder actionsBuilder = ObjcRuleClasses.actionsBuilder(ruleContext);
actionsBuilder.registerXcodegenActions(
new ObjcRuleClasses.Tools(ruleContext),
ruleContext.getImplicitOutputArtifact(XcodeSupport.PBXPROJ),
XcodeProvider.Project.fromTopLevelTarget(xcodeProvider));
return this;
}
/**
* Adds common xcode settings to the given provider builder.
*
* @param objcProvider provider containing all dependencies' information as well as some of this
* rule's
* @param productType type of this rule's Xcode target
*
* @return this xcode support
*/
XcodeSupport addXcodeSettings(XcodeProvider.Builder xcodeProviderBuilder,
ObjcProvider objcProvider, XcodeProductType productType) {
xcodeProviderBuilder
.setLabel(ruleContext.getLabel())
.setObjcProvider(objcProvider)
.setProductType(productType);
return this;
}
/**
* Adds dependencies to the given provider builder from the {@code deps} and {@code bundles}
* attributes.
*
* @return this xcode support
*/
XcodeSupport addDependencies(XcodeProvider.Builder xcodeProviderBuilder) {
xcodeProviderBuilder
.addDependencies(ruleContext.getPrerequisites("deps", Mode.TARGET, XcodeProvider.class))
.addDependencies(ruleContext.getPrerequisites("bundles", Mode.TARGET, XcodeProvider.class));
return this;
}
}
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