willf

; scala-mode2 found here: https://github.com/hvesalai/scala-mode2 is much better than the scala mode that comes with scalac
(add-to-list 'load-path "~/.emacs.d/scala-mode2/")
(require 'scala-mode)

; http://www.emacswiki.org/emacs/RainbowDelimiters
(add-hook 'scala-mode-hook 'rainbow-delimiters-mode)

; I get ensime from git:
; https://github.com/aemoncannon/ensime
; then run `sbt stage` inside the ensime source directory,

willf

object GOption {
  def some[A](a: A): GOption[A] = new GOption[A] { 
    def cata[B](n: => B, s: A => B): B = sys.error("Implement me") 
  }
  def none[A]: GOption[A] = new GOption[A] { 
    def cata[B](n: => B, s: A => B): B = sys.error("Implement me") 
  }
}

trait GOption[+A] {

willf

# Run the given block +num+ times and then print out the mean, median, min,
# max, and stddev of the run. For example:
#
# irb> stats(10) { sleep(rand / 100) }
# mean:   5.99ms
# median: 6.76ms
# min:    1.49ms
# max:    9.28ms
# stddev: 2.54ms