Now filtering on options[:exclude] Array, removing each 'excluded' word.

lib/clortho.rb

@@ -39,13 +39,24 @@ module InstanceMethods
         def inject_default_keywords
           searchable_with_options.each do |field|
             if !self.send(field[0]).nil?
-              keywords = self.send(field[0])
+              keywords = !field[1][:exclude].nil? ? filter_on_exclusions(field, self.send(field[0])) : self.send(field[0])
               self.send("#{field[0].to_s}_keywords=".to_sym, keywords) if keywords
               self.send("#{field[0].to_s}_keywords_array=".to_sym, keywords.split) if keywords
             end
           end
         end
 
+        def filter_on_exclusions(field_and_options, keywords)
+          field, options = field_and_options
+          value = keywords
+          if options[:exclude]
+            options[:exclude].each do |exclusion|
+              value.gsub!(exclusion.to_s, '')
+            end
+          end
+          return value
+        end
+
       end
 
     end

test/models/post.rb

@@ -6,9 +6,11 @@ class Post
   key :body,    String
   key :summary, String
   key :authors, Array
+  key :about,   String
 
   searchable :summary       # works with one...
-  searchable :body, :title  # or multiple arguments
+  searchable :body, :title  # ...or multiple arguments...
+  searchable :about, :exclude => [:a, :lipsum] # or options like :exclude.
 
   LIPSUM  = "Lorem ipsum dolor sit amet, consectetur adipiscing elit. Phasellus porttitor, ipsum a commodo aliquet, 
              velit ligula porttitor eros, sit amet consequat purus massa sit amet quam. Aliquam tempus magna faucibus 

test/test_clortho.rb

@@ -5,9 +5,11 @@ def setup
     @posts = [
     (@fridge = Post.new( title: 'Is your refrigerator running? Better catch it',
                                     body: Post::LIPSUM,
+                                    about: 'Hello a lipsum world',
                                     authors: ['Thomas Mann', 'Jim Byrd'])),
     (@colonial =    Post.new(  title: 'The Colonial: In Full Swing',
                                     body: Post::LIPSUM,
+                                    about: 'Hello a lipsum world',
                                     authors: ['Rebecca Simmons']))
                 ]
     save_posts
@@ -36,6 +38,11 @@ def setup
     assert_equal Post::LIPSUM, @fridge.body_keywords
   end
 
+  should 'have about_keywords equal to "Hello   World"' do
+    assert_equal "Hello   world", @colonial.about_keywords
+    assert_equal "Hello   world", @fridge.about_keywords
+  end
+
   private
   def save_posts
     @posts.each{ |post| post.save }