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// 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.objc;
import com.google.devtools.build.lib.actions.Artifact;
import com.google.devtools.build.lib.packages.BuiltinProvider;
import com.google.devtools.build.lib.packages.NativeInfo;
import com.google.devtools.build.lib.skylarkinterface.Param;
import com.google.devtools.build.lib.skylarkinterface.SkylarkCallable;
import com.google.devtools.build.lib.skylarkinterface.SkylarkConstructor;
import com.google.devtools.build.lib.skylarkinterface.SkylarkModule;
import com.google.devtools.build.lib.skylarkinterface.SkylarkModuleCategory;
import com.google.devtools.build.lib.syntax.EvalException;
/**
* Provider containing information regarding multi-architecture Apple static libraries, as is
* propagated by the {@code apple_static_library} rule.
*
* <p>This provider contains:
*
* <ul>
* <li>'archive': The multi-arch archive (.a) output by apple_static_library
* <li>'objc': An {@link ObjcProvider} which contains information about the transitive
* dependencies linked into the library, (intended so that targets may avoid linking symbols
* included in this archive multiple times).
* </ul>
*/
@SkylarkModule(
name = "AppleStaticLibrary",
category = SkylarkModuleCategory.PROVIDER,
doc = "A provider containing information regarding multi-architecture Apple static libraries, "
+ "as is propagated by the apple_static_library rule."
)
public final class AppleStaticLibraryInfo extends NativeInfo {
/** Skylark name for the AppleStaticLibraryInfo. */
public static final String SKYLARK_NAME = "AppleStaticLibrary";
/** Skylark constructor and identifier for AppleStaticLibraryInfo. */
public static final Provider SKYLARK_CONSTRUCTOR = new Provider();
private final Artifact multiArchArchive;
private final ObjcProvider depsObjcProvider;
/**
* Creates a new AppleStaticLibraryInfo provider that propagates the given
* {@code apple_static_library} information.
*/
public AppleStaticLibraryInfo(Artifact multiArchArchive,
ObjcProvider depsObjcProvider) {
super(SKYLARK_CONSTRUCTOR);
this.multiArchArchive = multiArchArchive;
this.depsObjcProvider = depsObjcProvider;
}
/**
* Returns the multi-architecture archive that {@code apple_static_library} created.
*/
@SkylarkCallable(name = "archive",
structField = true,
doc = "The multi-arch archive (.a) output by apple_static_library."
)
public Artifact getMultiArchArchive() {
return multiArchArchive;
}
/**
* Returns the {@link ObjcProvider} which contains information about the transitive dependencies
* linked into the archive.
*/
@SkylarkCallable(name = "objc",
structField = true,
doc = "A provider which contains information about the transitive dependencies linked into "
+ "the archive."
)
public ObjcProvider getDepsObjcProvider() {
return depsObjcProvider;
}
/**
* Provider class for {@link AppleStaticLibraryInfo} objects.
*/
public static class Provider extends BuiltinProvider<AppleStaticLibraryInfo> {
private Provider() {
super(SKYLARK_NAME, AppleStaticLibraryInfo.class);
}
@SkylarkCallable(
name = SKYLARK_NAME,
doc = "The <code>AppleStaticLibrary</code> constructor.",
parameters = {
@Param(
name = "archive",
type = Artifact.class,
named = true,
positional = false,
doc = "Multi-architecture archive (.a) representing a static library"),
@Param(
name = "objc",
type = ObjcProvider.class,
named = true,
positional = false,
doc = "A provider which contains information about the transitive dependencies "
+ "linked into the archive."),
},
selfCall = true)
@SkylarkConstructor(objectType = AppleStaticLibraryInfo.class)
public AppleStaticLibraryInfo appleStaticLibrary(
Artifact archive, ObjcProvider objcProvider) throws EvalException {
return new AppleStaticLibraryInfo(archive, objcProvider);
}
}
}
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