lib/pitchfork/message.rb in pitchfork-0.11.1 vs lib/pitchfork/message.rb in pitchfork-0.12.0

@@ -12,9 +12,10 @@
     end
 
     FD = Struct.new(:index)
 
     def initialize(socket)
+      raise ArgumentError, "expected a socket, got: #{socket.inspect}" unless socket
       @socket = socket
     end
 
     def to_io
       @socket