code: function View_renderFile(templateName, locals, viewsPath) {
              if (!viewsPath) {
                  viewsPath = di.getAlias('viewsPath');
              }
              return this.swig.renderFile(viewsPath + templateName, locals);
          }
docs: @since 0.0.1
  @author Igor Ivanovic
  @method View#renderFile
  
  @description
  Render file
  @return {string}