/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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 jdocs.stream.operators.source;

import org.apache.pekko.NotUsed;
import org.apache.pekko.stream.javadsl.Source;

interface Iterate {

  // #countTo
  static Source<Long, NotUsed> countTo(long n) {
    return Source.iterate(1L, i -> true, i -> i + 1).take(n);
  }
  // #countTo
}
