code: function() {
  	var metaDesc = this.data.metaDesc;
  
  	if ( isEmpty( metaDesc ) ) {
  		metaDesc = this.opts.defaultValue.metaDesc;
  	}
  
  	if ( this.hasPluggable() ) {
  		metaDesc = this.refObj.pluggable._applyModifications( "data_meta_desc", metaDesc );
  	}
  
  	if ( ! isEmpty( this.opts.metaDescriptionDate ) && ! isEmpty( metaDesc ) ) {
  		metaDesc = this.opts.metaDescriptionDate + " - " + this.data.metaDesc;
  	}
  
  	return stripSpaces( metaDesc );
  }
docs: Returns the metaDescription, includes the date if it is set.
  
  @private
  @this SnippetPreview
  
  @returns {string} The meta data for the analyzer.