Middleware returns a http.Handler middleware values for request tags.

Tripperware returns a piece of client-side Tripperware that forwards opentracing tokens.

WithFilterFunc customizes the function used for deciding whether a given call is traced or not.

WithStatusCodeIsError customizes the function used for deciding whether a given call was an error.

WithTracer sets a custom tracer to be used for this middleware, otherwise the opentracing.GlobalTracer is used.

FilterFunc allows users to provide a function that filters out certain methods from being traced.

StatusCodeIsError allows the customization of which requests are considered errors in the tracing system.