[^] Filter#each_with_rescue has been extracted to separate module

lib/rails-footnotes/each_with_rescue.rb

@@ -0,0 +1,35 @@
+module Footnotes
+  module EachWithRescue
+    def self.included(base)
+      base.send :include, InstanceMethods
+    end
+
+    module InstanceMethods
+      # Process notes, discarding only the note if any problem occurs
+      #
+      def each_with_rescue(collection)
+        delete_me = []
+
+        collection.each do |item|
+          begin
+            yield item
+          rescue Exception => e
+            # Discard item if it has a problem
+            log_error("Footnotes #{item.to_s.camelize} Exception", e)
+            delete_me << item
+            next
+          end
+        end
+
+        delete_me.each { |item| collection.delete(item) }
+        return collection
+      end
+
+      # Logs the error using specified title and format
+      #
+      def log_error(title, exception)
+        Rails.logger.error "#{title}: #{exception}\n#{exception.backtrace.join("\n")}"
+      end
+    end
+  end
+end

lib/rails-footnotes/filter.rb

@@ -19,6 +19,7 @@ class Filter
     cattr_accessor :no_style, :notes, :prefix, :multiple_notes
 
     class << self
+      include Footnotes::EachWithRescue
 
       # Calls the class method start! in each note
       # Sometimes notes need to set variables or clean the environment to work properly
@@ -35,32 +36,6 @@ def start!(controller)
         end
       end
 
-      # Process notes, discarding only the note if any problem occurs
-      #
-      def each_with_rescue(collection)
-        delete_me = []
-
-        collection.each do |item|
-          begin
-            yield item
-          rescue Exception => e
-            # Discard item if it has a problem
-            log_error("Footnotes #{item.to_s.camelize} Exception", e)
-            delete_me << item
-            next
-          end
-        end
-
-        delete_me.each { |item| collection.delete(item) }
-        return collection
-      end
-
-      # Logs the error using specified title and format
-      #
-      def log_error(title, exception)
-        Rails.logger.error "#{title}: #{exception}\n#{exception.backtrace.join("\n")}"
-      end
-
       # If none argument is sent, simply return the prefix.
       # Otherwise, replace the args in the prefix.
       #

lib/rails-footnotes/footnotes.rb

@@ -1,5 +1,7 @@
 module Footnotes
-  autoload :BeforeFilter, 'rails-footnotes/before_filter'
-  autoload :AfterFilter,  'rails-footnotes/after_filter'
-  autoload :Filter,       'rails-footnotes/filter'
+  autoload :EachWithRescue, 'rails-footnotes/each_with_rescue'
+
+  autoload :BeforeFilter,   'rails-footnotes/before_filter'
+  autoload :AfterFilter,    'rails-footnotes/after_filter'
+  autoload :Filter,         'rails-footnotes/filter'
 end