Ode To The Splat Operator

gistfile1.rb

def test_exclusions(str)
  exclusions = ['a', /^I-/]

  case str
  when *exclusions then
    "Excluded"
  else
    "Accepted"
  end  
end

test_exclusions("a") # => "Excluded"
test_exclusions("b") # => "Accepted"
test_exclusions("I-34") # => "Excluded"
test_exclusions("x-34") # => "Accepted"