Avoiding switch - case statements

gistfile1.txt

rules = Rules.find :all

#Calling a method based on it's rule

rules.each do |rule|
  case rule
    when "foo"
      foo()
    when "bar"
      bar()
    when "duck"
      duck()
    else
      "fail"
  end
end

# AVOIDING CASE

rules.each do |rule|
  Class.send(rule) if Class.respond_to? rule
end