code: function findPattern (priority, element, ignore) {
    var pattern = findAttributesPattern(priority, element, ignore)
    if (!pattern) {
      pattern = findTagPattern(element, ignore)
    }
    return pattern
  }
docs: Lookup identifier
  
  @param  {Array.<string>} priority - [description]
  @param  {HTMLElement}    element  - [description]
  @param  {Object}         ignore   - [description]
  @return {string}                  - [description]