// 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.bazel.rules.python;

import com.google.auto.value.AutoValue;
import com.google.devtools.build.lib.actions.Artifact;
import com.google.devtools.build.lib.analysis.TransitiveInfoProvider;
import com.google.devtools.build.lib.collect.nestedset.NestedSet;
import com.google.devtools.build.lib.concurrent.ThreadSafety.Immutable;
import javax.annotation.Nullable;

/** Information about the Python runtime used by the <code>py_*</code> rules. */
@AutoValue
@Immutable
public abstract class BazelPyRuntimeProvider implements TransitiveInfoProvider {
  public static BazelPyRuntimeProvider create(
      NestedSet<Artifact> files,
      @Nullable Artifact interpreter,
      @Nullable String interpreterPath) {

    return new AutoValue_BazelPyRuntimeProvider(files, interpreter, interpreterPath);
  }

  public abstract NestedSet<Artifact> files();

  @Nullable
  public abstract Artifact interpreter();

  @Nullable
  public abstract String interpreterPath();

}