org.sparklinedata.druid.Debugging.scala Maven / Gradle / Ivy

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/*
 * 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 org.sparklinedata.druid

import org.apache.spark.Logging

import scala.language.implicitConversions

object Debugging extends Logging {

  final class Debug[A](val __resultOfDebug: A) extends AnyVal {
    def debug : A = __resultOfDebug

    def debugLog(msg : => String) : A = {
      logDebug(msg)
      __resultOfDebug
    }
  }

  @inline implicit def any2Debug[A](x: A): Debug[A] = new Debug(x)

}