scala.async.internal.AsyncUtils.scala Maven / Gradle / Ivy

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An asynchronous programming facility for Scala that offers a direct API for working with Futures.

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/*
 * Copyright (C) 2012-2014 Typesafe Inc. 
 */
package scala.async.internal

object AsyncUtils {

  private def enabled(level: String) = sys.props.getOrElse(s"scala.async.$level", "false").equalsIgnoreCase("true")

  private def verbose = enabled("debug")
  private def trace   = enabled("trace")

  private[async] def vprintln(s: => Any): Unit = if (verbose) println(s"[async] $s")

  private[async] def trace(s: => Any): Unit = if (trace) println(s"[async] $s")
}