Accept mode arguments for tty? in the stty backend

Only the `:any` mode, which is equivalent to the default `nil`.

Author: nobu

jruby/lib/io/console/backend/stty.rb

@@ -208,4 +208,23 @@ def oflush
 
   def ioflush
   end
+
+  module PlatformStty           # :nodoc:
+    def tty?(*modes)
+      modes.each do |mode|
+        case mode
+        when nil
+        when :any
+        when Symbol
+          raise ArgumentError, "unknown tty type: #{mode.inspect}"
+        else
+          raise TypeError, "wrong argument type #{mode.class} (expected Symbol)"
+        end
+      end
+      super()
+    end
+  end
+  private_constant :PlatformStty
+
+  prepend PlatformStty
 end