feat: added mechanism for reregistering the handlers

lib/nexus_cqrs/command_bus.rb

@@ -7,8 +7,7 @@ module NexusCqrs
     MultipleHandlers    = Class.new(StandardError)
 
     def initialize(middleware: nil)
-      @handlers =
-        ThreadSafe::Cache.new
+      @handlers = ThreadSafe::Cache.new
       @middleware = middleware || Middleware::Builder.new
     end
 
@@ -29,6 +28,10 @@ module NexusCqrs
       handlers
     end
 
+    def clear_handlers
+      @handlers = ThreadSafe::Cache.new
+    end
+
     attr_reader :handlers
 
     private

lib/nexus_cqrs/command_executor.rb

 module NexusCqrs
   class CommandExecutor
+
+    # @param [NexusCqrs::CommandBus] command_bus
     def initialize(command_bus)
       @bus = command_bus
-
-      register_commands
     end
 
+    # @param [NexusCqrs::BaseCommand] command
     def execute(command)
       @bus.call(command)
     end
 
+    # @param [NexusCqrs::BaseCommandHandler] handler
     def register_command(klass, handler)
       @bus.register(klass, handler)
     end
 
-    private
+    def reregister_handlers
+      return if @register_handlers.nil?
 
-    def register_commands
-      # TODO, Register Commands/Queries
+      @bus.clear_handlers
+      @register_handlers.call(self)
     end
+
+    def configure_handlers(&block)
+      @register_handlers = block
+      @register_handlers.call(self)
+    end
+
   end
 end