anchor.diff:      @Path("/")
       @Server(
           description = "method server 1",
  -        url = "http:/{var1}.method1",
  +        url = "http://{var1}.method1",
           variables = {
               @ServerVariable(
                         name = "var1",
  
positive.code: ----
  openapi: 3.0.0
  servers:
  - url: http://definition1
    description: definition server 1
    variables:
      var1:
  
negative.code:                       enumeration = {"1", "2"})})
  @Server(
      description = "class server 2",
      url = "http://{var1}.class2",
      variables = {
              @ServerVariable(
                         name = "var1",
  