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| name := """minimal-scala""" | |
| version := "1.0" | |
| scalaVersion := "2.11.7" | |
| // Change this to another test framework if you prefer | |
| libraryDependencies += "org.scalatest" %% "scalatest" % "2.2.4" % "test" | |
| // Uncomment to use Akka | |
| libraryDependencies += "com.typesafe.akka" %% "akka-actor" % "2.3.11" | |
| libraryDependencies += "com.typesafe.play" %% "play-json" % "2.5.6" | |
| fork in run := true |
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| package com.example | |
| object Hello { | |
| trait CoffeeDrinker { | |
| def getName: String | |
| def drinkCoffee = println(getName + " drinks coffe") | |
| } | |
| sealed trait Gender | |
| case object Male extends Gender | |
| case object Female extends Gender | |
| case class Trans(pref:Gender) extends Gender | |
| case class FrankCreature(name:String){ | |
| def getName = name | |
| } | |
| abstract class Person(val name: HumanName, val age: Int, val gender:Gender) extends CoffeeDrinker { | |
| def getName = name | |
| } | |
| type HumanName = String | |
| type Students = Set[Student] | |
| case class Student(override val name: HumanName, override val age: Int, override val gender:Gender) extends Person(name, age, gender){ | |
| def this(name:String, age:Int) = this(name, age, Male) | |
| } | |
| case class Teacher(override val name: HumanName, override val age: Int, override val gender:Gender = Female, liveInNantes:Boolean = true) extends Person(name, age, gender) | |
| case class School(students: Students, teachers: List[Teacher]) { | |
| def persons: Set[Person] = students ++ teachers | |
| def ages: Set[Int] = persons.map(_.age) | |
| def ages(f:Int => Int):Set[Int] = { | |
| ages.map(f) | |
| } | |
| def moyenne: Int = ages.foldLeft(0)((acc, curr) => acc + curr) / ages.size | |
| } | |
| def ages(sch: School): Set[Int] = sch.persons.map((p: Person) => p.age) | |
| def main(args: Array[String]): Unit = { | |
| implicit class ToStudent(t:(String, Int)){ | |
| def toStudent = { | |
| Student(t._1, t._2, Male) | |
| } | |
| } | |
| val students = Set(Student("Foo", 18, Female), Student("Bar", 29, Trans(Female)), | |
| ("yolo", 42).toStudent | |
| ) | |
| val mymap = Map( | |
| "hey1" -> 3, | |
| "key2" -> 4 | |
| ) | |
| Student("Foo", 18, Female).gender match { | |
| case Male => println("c'est un homme") | |
| case Female => println("c'est une femme") | |
| case Trans(_) => println("c'est un/une trans") | |
| } | |
| val kweenie = new FrankCreature("kweenie") | |
| val frankenstein = new FrankCreature("johnny") with CoffeeDrinker | |
| frankenstein.drinkCoffee | |
| println(frankenstein.getClass()) | |
| println(kweenie.getClass()) | |
| val school = School( | |
| students, | |
| List(Teacher("Baz", 12, liveInNantes = false, gender= Male))) | |
| println(ages(school)) | |
| println(school.moyenne) | |
| println(school.ages(_+1)) | |
| school.persons.filter(_ match { | |
| case Student(name, age, gender) if age > 20 => true | |
| case _ => false | |
| }) | |
| val l = List("a", "b", "c") | |
| l match { | |
| case List("a" , _ , "d") => println("matched") | |
| case "a" :: _ :: _ => println("matched") | |
| } | |
| import play.api.libs.json.Json | |
| val json = Json.obj( | |
| "plop" -> 23 | |
| ) | |
| println(Json.prettyPrint(json)) | |
| println((json.toString)) | |
| } | |
| } |
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