anchor.diff:  [source,groovy]
   .build.gradle
   ----
  +// Map notation
   attributes: toc: 'right',
               'source-highlighter': 'coderay',
               'toc-title': 'Table of Contents'
   
  +// List notation
   attributes: [
       'toc=right',
       'source-highlighter=coderay',
       'toc-title=Table of Contents'
   ]
   
  +// String notation
   attributes: 'toc=right source-highlighter=coderay toc-title=Table\\ of\\ Contents'
   ----
   
  
positive.code: ----
  
  === Options & Attributes
  The following options may be set using the task's `options` property
  
   * header_footer - boolean
  
negative.code: == Compatibility With Previous Releases
  
  === Task Properties
  
  The following properties have been marked as deprecated. Developers are encouraged to migrate ASAP to the alternate
  properties.
  