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| object Start extends App { | |
| val l = 1 :: "s" :: HNil | |
| val res = l.run{i => s => i+s} | |
| println(res) | |
| } | |
| trait HList { |
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| trait Functor[F[_]] { | |
| def unit[A](a: A): F[A] | |
| def map[A, B](f: A => B): F[A] => F[B] // ma => flatMap((a: A) => unit(f(a)))(ma) | |
| } | |
| trait Applicative[F[_]] extends Functor[F] { |
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| package net | |
| object Main extends App { | |
| import Iteratee._ | |
| val l = Enumerator.traverse(List[Input[Int]](Data(4), Data(5), EOF))(Iteratee.fold(1) { | |
| case (a, e) => a * e | |
| }) | |
| println(l) |
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| package test.zipper | |
| object TreeZipper extends App { | |
| println("hello") | |
| // exp 2 * 3 + 4 * 6 | |
| val _2 = Node("2", Nil) | |
| val _3 = Node("3", Nil) |
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| package formlets | |
| import scala.xml._ | |
| object Main extends App { | |
| case class Person (name: String, age: Int) | |
| case class Subject(person: Person, userName: String) | |
| val person = (Person(_, _)).curried |