lib/html/pipeline.rb in html-pipeline-2.2.2 vs lib/html/pipeline.rb in html-pipeline-2.2.3

@@ -41,9 +41,11 @@
     autoload :SyntaxHighlightFilter, 'html/pipeline/syntax_highlight_filter'
     autoload :TextileFilter,         'html/pipeline/textile_filter'
     autoload :TableOfContentsFilter, 'html/pipeline/toc_filter'
     autoload :TextFilter,            'html/pipeline/text_filter'
 
+    class MissingDependencyError < LoadError; end
+
     # Our DOM implementation.
     DocumentFragment = Nokogiri::HTML::DocumentFragment
 
     # Parse a String into a DocumentFragment object. When a DocumentFragment is
     # provided, return it verbatim.