configurable.rb in active_scaffold-3.6.0.rc1

- old
+ new

@@ -1,7 +1,9 @@
 module ActiveScaffold
-  # Exposes a +configure+ method that accepts a block and runs all contents of the block in two contexts, as opposed to the normal one. First, everything gets evaluated as part of the object including Configurable. Then, as a failover, missing methods and variables are evaluated in the original binding of the block.
+  # Exposes a +configure+ method that accepts a block and runs all contents of the block in two contexts,
+  # as opposed to the normal one. First, everything gets evaluated as part of the object including Configurable.
+  # Then, as a failover, missing methods and variables are evaluated in the original binding of the block.
   #
   # Note that this only works with "barewords". Constants, instance variables, and class variables are not currently supported in both contexts.
   #
   # May add the given functionality at both the class and instance level. For the former, use +extend+, and for the latter, use +include+.
   module Configurable
@@ -20,11 +22,11 @@
         super
       end
     end
 
     def respond_to_missing?(name, include_all = false)
-      if @configuration_binding
-        @configuration_binding.respond_to?(name, include_all)
+      if defined? @configuration_binding
+        @configuration_binding&.respond_to?(name, include_all)
       else
         super
       end
     end
   end