anchor.diff:  2.  The `filterOpenAPI` method must be the *last* method called on a filter (which
   is just a specialization of the first exception).
   
  -TODO: Document solution from issue #56 once ready
  -
   === Processing rules
   
   The processed document available from the <<OpenAPI Endpoint>> is built from a variety of sources,
  
positive.code:       - url: http://method2
          description: method server 2
          variables: {}
        - url: http://op1
          description: operation server 1
          variables:
            var1:
              description: var 1
              enum:
              - "1"
              - "2"
              default: "1"
  ----
  
  ===== Schema
  
negative.code: post:
      summary: Create user
        description: This can only be done by the logged in user.
        operationId: methodWithRequestBody
      parameters:
      - name: name
        in: query
  