anchor.diff:  
   == Configuration
   
  -Configuration for Spring Cloud Gateway is driven by a collection of `RouteDefinitionLocator`s.
  +Configuration for Spring Cloud Gateway is driven by a collection of ``RouteDefinitionLocator``s.
   
   .RouteDefinitionLocator.java
   [source,java]
  
positive.code: ----
  @Bean
  public GlobalFilter customFilter() {
      return CustomGlobalFilter();
  }
  
  public class CustomGlobalFilter implements GlobalFilter, Ordered {
  
negative.code:         uri: http://localhost:3001
          predicates:
          - Path=/websocket/info/**
        # Normal Websocket route
        - id: websocket_route
          uri: ws://localhost:3001
          predicates:
  