djspiewak

import annotation.unchecked.uncheckedVariance
import reflect.runtime.universe.TypeTag

package object stuff {
  // required for the better ??? operator
  type MyTypeTag[+A] = TypeTag[A @uncheckedVariance]
  
  def ???[A](implicit tag: MyTypeTag[A]): A = 
    throw new NotImplementedError(s"unimplemented value of type ${tag.tpe}")
}

djspiewak

package com.codecommit.misc

import scalaz._
import scalaz.concurrent.Task
import scalaz.iteratee._
import scalaz.stream._

object conversion {
  
  // TODO generalize to EmitterT

viktorklang

#!/usr/bin/env zsh

# in fino veritas
 
# Borrowing shamelessly from these oh-my-zsh themes:
#   fino-time
#   pure
#   https://gist.github.com/smileart/3750104

# Set required options

viktorklang

 /**
   * "Select" off the first future to be satisfied.  Return this as a
   * result, with the remainder of the Futures as a sequence.
   *
   * @param fs a scala.collection.Seq
   */
  def select[A](fs: Seq[Future[A]])(implicit ec: ExecutionContext): Future[(Try[A], Seq[Future[A]])] = {
    @tailrec
    def stripe(p: Promise[(Try[A], Seq[Future[A]])],
               heads: Seq[Future[A]],

ymasory

Please help compile a list of all Scala-related IRC rooms.

All of these channels are on Freenode.

#akka              | concurrency & distribution framework
#argonaut          | json library
#fp-in-scala       | the book Functional Programming in Scala
#geotrellis        | geoprocessing library
#indyscala         | regional scala group
#json4s            | json library

etorreborre

/**
 * this is an experiment to create unboxed union types with a phantom type and a context bound.
 * All the good ideas come from @milessabin post, comments and links: http://www.chuusai.com/2011/06/09/scala-union-types-curry-howard/#comment-22
 */

/** trait for anything that can be A or B */
trait Or[A, B] {
  // a phantom type, there will be no instance of this type that we'll use
  type l[T]
  // an alias for l[t]

bjornharrtell

-dontwarn org.jboss.netty.logging.**
-dontwarn org.osgi.**
-dontwarn javax.servlet.**
-dontwarn org.jboss.netty.channel.socket.http.**

## Unsafe is there at runtime
-dontwarn sun.misc.Unsafe
-keep class sun.misc.Unsafe{
  *;
}

retronym

scala> import scala.language.experimental.macros
import scala.language.experimental.macros

scala> def unimplicitlyImpl[A: c.TypeTag](c: reflect.makro.Context) = {
     |   val A = implicitly[c.TypeTag[A]].tpe
     |   val i = c.inferImplicitValue(A, silent = true)
     |   if (i == c.mirror.EmptyTree) c.reify(())
     |   else sys.error("unexpected implicit of type %s: %s".format(A, i))
     | }
unimplicitlyImpl: [A](c: scala.reflect.makro.Context)(implicit evidence$1: c.TypeTag[A])c.mirror.Expr[Unit]

paulp

[user]
  name = Paul Phillips
  email = [email protected]
[github]
  user = $GITHUB_USER
  token = $GITHUB_TOKEN
[clean]
  requireForce = false
[grep]
  lineNumber = true

debasishg

import scalaz._
import Scalaz._

type List[A] = Forall[({type f[B] = ((A, B) => B, B) => B})#f]

val nil: Forall[List] = new Forall[List] {
  def apply[A] = new List[A] {
    def apply[B] = (c, n) => n
  }
}