main.rb

require_relative 'lib/user'
require_relative 'lib/post'
#require 'pry'

brooks = User.new('Brooks', 'brooks@ga.co')
Post.new('Cat takes over the world', 'asdfasdfas', brooks)
Post.new('colbert', 'asdf', brooks)
Post.new('asdf', 'qwer', brooks)

Post.all.each do |post|
  puts post
  puts
end

#binding.pry

post.rb

class Post
  attr_accessor :title, :body, :author

  @@posts = []

  def initialize(title, body, author)
    @title = title
    @body = body
    @author = author
    @@posts << self
  end

  def self.all
    @@posts
  end

  def to_s
    "Title: #{@title}\nBody: #{@body}"
  end
end

user.rb

class User
  attr_accessor :name, :email

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