dependencies.rb in activesupport-6.0.0

- old
+ new

@@ -18,10 +18,13 @@
 
 module ActiveSupport #:nodoc:
   module Dependencies #:nodoc:
     extend self
 
+    UNBOUND_METHOD_MODULE_NAME = Module.instance_method(:name)
+    private_constant :UNBOUND_METHOD_MODULE_NAME
+
     mattr_accessor :interlock, default: Interlock.new
 
     # :doc:
 
     # Execute the supplied block without interference from any
@@ -657,11 +660,11 @@
       Reference.safe_get(name)
     end
 
     # Determine if the given constant has been automatically loaded.
     def autoloaded?(desc)
-      return false if desc.is_a?(Module) && desc.anonymous?
+      return false if desc.is_a?(Module) && real_mod_name(desc).nil?
       name = to_constant_name desc
       return false unless qualified_const_defined?(name)
       autoloaded_constants.include?(name)
     end
 
@@ -713,11 +716,11 @@
     def to_constant_name(desc) #:nodoc:
       case desc
       when String then desc.sub(/^::/, "")
       when Symbol then desc.to_s
       when Module
-        desc.name ||
+        real_mod_name(desc) ||
           raise(ArgumentError, "Anonymous modules have no name to be referenced by")
       else raise TypeError, "Not a valid constant descriptor: #{desc.inspect}"
       end
     end
 
@@ -787,9 +790,17 @@
     end
 
     def log(message)
       logger.debug("autoloading: #{message}") if logger && verbose
     end
+
+    private
+
+      # Returns the original name of a class or module even if `name` has been
+      # overridden.
+      def real_mod_name(mod)
+        UNBOUND_METHOD_MODULE_NAME.bind(mod).call
+      end
   end
 end
 
 ActiveSupport::Dependencies.hook!