code: function shouldRun(verb) {
      // Add extra middleware to check if this method matches the requested HTTP verb
      return function wareShouldRun(req, res, next) {
          var shouldRun = (this.running && (req.method === verb || verb.toLowerCase() === 'all'));
          // Call next in stack if it matches
          if (shouldRun) next();
      }
  }
docs: Middleware to check whether or not handler should continue running
  
  @param {String} HTTP Method
  @return {Function} Middleware