org.hammerlab.timing.Timer.scala Maven / Gradle / Ivy

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package org.hammerlab.timing

import java.lang.System.currentTimeMillis

trait Timer {
  def time[T](fn: ⇒ T): (Long, T) = time("")(fn)

  def time[T](msg: ⇒ String)(fn: ⇒ T): (Long, T) = {
    val before = currentTimeMillis
    val res = fn
    val after = currentTimeMillis
    (after - before, res)
  }
}