Deprecation is now in the Concern module.

Author: jdantonio

lib/concurrent/agent.rb

@@ -3,7 +3,7 @@
 require 'concurrent/observable'
 require 'concurrent/logging'
 require 'concurrent/executor/executor'
-require 'concurrent/utility/deprecation'
+require 'concurrent/concern/deprecation'
 
 module Concurrent
 
@@ -82,7 +82,7 @@ class Agent
     include Concern::Dereferenceable
     include Observable
     include Logging
-    include Deprecation
+    include Concern::Deprecation
 
     attr_reader :timeout, :io_executor, :fast_executor
 

lib/concurrent/atomic/condition.rb

@@ -1,5 +1,5 @@
 require 'concurrent/utility/monotonic_time'
-require 'concurrent/utility/deprecation'
+require 'concurrent/concern/deprecation'
 
 module Concurrent
 
@@ -15,7 +15,7 @@ module Concurrent
   #
   # @deprecated
   class Condition
-    include Deprecation
+    include Concern::Deprecation
 
     class Result
       def initialize(remaining_time)

lib/concurrent/concern/deprecation.rb

@@ -0,0 +1,25 @@
+require 'concurrent/logging'
+
+module Concurrent
+  module Concern
+
+    module Deprecation
+      # TODO require additional parameter: a version. Display when it'll be removed based on that. Error if not removed.
+      include Logging
+
+      def deprecated(message, strip = 2)
+        caller_line = caller(strip).first
+        klass       = if Class === self
+                        self
+                      else
+                        self.class
+                      end
+        log WARN, klass.to_s, format("[DEPRECATED] %s\ncalled on: %s", message, caller_line)
+      end
+
+      def deprecated_method(old_name, new_name)
+        deprecated "`#{old_name}` is deprecated and it'll removed in next release, use `#{new_name}` instead", 3
+      end
+    end
+  end
+end

lib/concurrent/configuration.rb

@@ -4,11 +4,11 @@
 require 'concurrent/executors'
 require 'concurrent/utility/at_exit'
 require 'concurrent/utility/processor_counter'
-require 'concurrent/utility/deprecation'
+require 'concurrent/concern/deprecation'
 
 module Concurrent
   extend Logging
-  extend Deprecation
+  extend Concern::Deprecation
 
   # Suppresses all output when used for logging.
   NULL_LOGGER = lambda { |level, progname, message = nil, &block| }
@@ -140,7 +140,7 @@ def self.new_io_executor(opts = {})
 
   # A gem-level configuration object.
   class Configuration
-    include Deprecation
+    include Concern::Deprecation
 
     # Create a new configuration object.
     def initialize
@@ -149,7 +149,6 @@ def initialize
     # if assigned to {#logger}, it will log nothing.
     # @deprecated Use Concurrent::NULL_LOGGER instead
     def no_logger
-      warn '[DEPRECATED] Use Concurrent::NULL_LOGGER instead'
       deprecated_method 'Concurrent.configuration.no_logger', 'Concurrent::NULL_LOGGER'
       NULL_LOGGER
     end

lib/concurrent/executor/executor.rb

@@ -1,10 +1,10 @@
 require 'concurrent/executor/executor_service'
-require 'concurrent/utility/deprecation'
+require 'concurrent/concern/deprecation'
 
 module Concurrent
 
   module Executor
-    extend Deprecation
+    extend Concern::Deprecation
 
     # Get the requested `Executor` based on the values set in the options hash.
     #

lib/concurrent/executor/executor_service.rb

@@ -3,13 +3,13 @@
 require 'concurrent/atomic/event'
 require 'concurrent/synchronization'
 require 'concurrent/utility/at_exit'
-require 'concurrent/utility/deprecation'
+require 'concurrent/concern/deprecation'
 
 module Concurrent
 
   module ExecutorService
     include Logging
-    include Deprecation
+    include Concern::Deprecation
 
     # @!macro [attach] executor_service_method_post
     #

lib/concurrent/executor/timer_set.rb

@@ -1,6 +1,7 @@
 require 'concurrent/scheduled_task'
 require 'concurrent/atomic/event'
 require 'concurrent/collection/priority_queue'
+require 'concurrent/concern/deprecation'
 require 'concurrent/executor/executor_service'
 require 'concurrent/executor/single_thread_executor'
 
@@ -15,7 +16,7 @@ module Concurrent
   #
   # @!macro monotonic_clock_warning
   class TimerSet < RubyExecutorService
-    extend Deprecation
+    extend Concern::Deprecation
 
     # Create a new set of timed tasks.
     #

lib/concurrent/obligation.rb

@@ -3,13 +3,13 @@
 
 require 'concurrent/concern/dereferenceable'
 require 'concurrent/atomic/event'
-require 'concurrent/utility/deprecation'
+require 'concurrent/concern/deprecation'
 
 module Concurrent
 
   module Obligation
     include Concern::Dereferenceable
-    include Deprecation
+    include Concern::Deprecation
 
     # Has the obligation been fulfilled?
     #

lib/concurrent/utility/deprecation.rb

@@ -2,9 +2,10 @@
 require 'thread'
 
 require 'concurrent/errors'
-require 'concurrent/utility/deprecation'
+require 'concurrent/concern/deprecation'
 
 module Concurrent
+  extend Concern::Deprecation
 
   # [DEPRECATED] Wait the given number of seconds for the block operation to complete.
   # Intended to be a simpler and more reliable replacement to the Ruby