Ruby Loops and Tricks

ruby_loop.rb

thing_list = []
f = File.open("/Users/ryan/Desktop/foobar.log", "r")
f.each_line do |line|
  foo = Foo.where(id: 3).first
  thing_hash = {}
  if foo
    thing_hash = {id: foo.id, stuff: foo.stuff} 
    thing_list << thing_hash
  end
end

File.open("/Users/ryan/Desktop/stuff_list.txt", "w") do |f|
  stuff_list.each do |thing|
    f.write "#{thing} " + "\n"
  end
end

@unicorns = Color.where(id: [1,2,3]).joins(:color_types).map(&:name)