plum

module std

import std/int

import std/str

PI = 3.14

MSG = "Hello World"

SUM = 1 + {{2 * 3} / 4}

ENABLED = !False

# Animal is a set of behavior of every animal species

trait IAnimal =

  speak() -> Str

# Cat is an animal that meows always

type Cat(IAnimal, IToStr) =

  name: Str

  age: Int

  fun withName(name: Str) -> Cat =

    Cat(name: name, age: self.age)

  fun withAge(age: Int) -> Cat =

    Cat(name: self.name, age: age)

  fun speak() -> Str =

    "meow"

  fun toStr() -> Str =

    for i in 0..10

      printLn("delta")

    if dog > 1

      printLn("Hellow")

    else

      printLn("New")

    "Cat({self.name}, {self.age})"

fun main() =

  printLn("Hello world")