blob: 93b2646f86385b7acf831c982e58e100dd8180ab [file] [log] [blame]
// 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.analysis;
import com.google.common.collect.ImmutableMap;
import com.google.devtools.build.lib.actions.Artifact;
import com.google.devtools.build.lib.concurrent.ThreadSafety.Immutable;
import com.google.devtools.build.lib.events.Location;
import com.google.devtools.build.lib.packages.ClassObjectConstructor;
import com.google.devtools.build.lib.packages.NativeClassObjectConstructor;
import com.google.devtools.build.lib.packages.SkylarkClassObject;
import com.google.devtools.build.lib.syntax.SkylarkNestedSet;
import java.util.Map;
/** DefaultProvider is provided by all targets implicitly and contains all standard fields. */
@Immutable
public final class DefaultProvider extends SkylarkClassObject {
// Accessors for Skylark
private static final String DATA_RUNFILES_FIELD = "data_runfiles";
private static final String DEFAULT_RUNFILES_FIELD = "default_runfiles";
private static final String FILES_FIELD = "files";
public static final String SKYLARK_NAME = "DefaultInfo";
public static final ClassObjectConstructor SKYLARK_CONSTRUCTOR =
new NativeClassObjectConstructor(SKYLARK_NAME) {
@Override
protected SkylarkClassObject createInstanceFromSkylark(Object[] args, Location loc) {
@SuppressWarnings("unchecked")
Map<String, Object> kwargs = (Map<String, Object>) args[0];
return new SkylarkClassObject(this, kwargs, loc);
}
};
private DefaultProvider(ClassObjectConstructor constructor, Map<String, Object> values) {
super(constructor, values);
}
public static DefaultProvider build(
RunfilesProvider runfilesProvider,
FileProvider fileProvider,
FilesToRunProvider filesToRunProvider) {
ImmutableMap.Builder<String, Object> attrBuilder = new ImmutableMap.Builder<>();
if (runfilesProvider != null) {
attrBuilder.put(DATA_RUNFILES_FIELD, runfilesProvider.getDataRunfiles());
attrBuilder.put(DEFAULT_RUNFILES_FIELD, runfilesProvider.getDefaultRunfiles());
} else {
attrBuilder.put(DATA_RUNFILES_FIELD, Runfiles.EMPTY);
attrBuilder.put(DEFAULT_RUNFILES_FIELD, Runfiles.EMPTY);
}
attrBuilder.put(
FILES_FIELD, SkylarkNestedSet.of(Artifact.class, fileProvider.getFilesToBuild()));
attrBuilder.put(FilesToRunProvider.SKYLARK_NAME, filesToRunProvider);
return new DefaultProvider(SKYLARK_CONSTRUCTOR, attrBuilder.build());
}
}