interface Animal {
  name: string
}

interface Dog extends Animal {
  breed: string
}

type Status = "active" | "inactive" | "pending"

const isActive = (status: Status): boolean => status === "active"

function runComparisonDemo(): [string, string, boolean, boolean] {
  const dog: Dog = { name: "Rex", breed: "Labrador" }
  return [dog.name, dog.breed, isActive("active"), isActive("inactive")]
}

export { runComparisonDemo }