-- Timer.
-- (C) Dmitry Boulytchev, JetBrains Research, St. Petersburg State University, 2020
--
-- This unit provides an implementation for simple timer. A timer is a function which
-- measures an elapsed time (in microseconds) since its creation.

-- Creates a new timer
public fun timer () {
  local t = time ();

  fun () {
    time () - t
  }
}