Cleared interpreter warnings.

Author: jdantonio

examples/go-by-example-channels/non-blocking-channel-operations.rb

@@ -15,9 +15,9 @@
   s.default { print "no message received\n" }
 end
 
-msg = 'hi'
+message = 'hi'
 Channel.select do |s|
-  s.put(messages, msg) { |m| print "sent message #{m}\n" }
+  s.put(messages, message) { |msg| print "sent message #{msg}\n" }
   s.default { print "no message sent\n" }
 end
 

lib/concurrent/edge/future.rb

@@ -131,7 +131,7 @@ def post_on(executor, *args, &job)
     # Represents an event which will happen in future (will be completed). It has to always happen.
     class Event < Synchronization::LockableObject
       safe_initialization!
-      private *attr_volatile_with_cas(:internal_state)
+      private(*attr_volatile_with_cas(:internal_state))
       public :internal_state
       include Concern::Deprecation
       include Concern::Logging

lib/concurrent/lazy_register.rb

@@ -18,7 +18,7 @@ module Concurrent
   # @!macro edge_warning
   class LazyRegister < Synchronization::Object
 
-    private *attr_volatile_with_cas(:data)
+    private(*attr_volatile_with_cas(:data))
 
     def initialize
       super