Quick Pattern Matching interface demonstration

matchable_example.rb

require 'matchable'

class Person
  include Matchable

  deconstruct :new
  deconstruct_keys :name, :age

  attr_reader :name, :age

  def initialize(name, age)
    @name = name
    @age  = age
  end
end

alice = Person.new('Alice', 42)
alice in Person[/^A/, 30..]
# => true

alice in { name: /^A/, age: 30.. }
# => true