docs: public Traverson setLinkDiscoverers(@Nullable List<? extends LinkDiscoverer> discoverer) {
  
  		List<? extends LinkDiscoverer> defaultedDiscoverers = discoverer == null //
  				? DEFAULTS.getLinkDiscoverers(mediaTypes) //
  				: discoverer;
  
  		this.discoverers = new LinkDiscoverers(PluginRegistry.of(defaultedDiscoverers));
  
  		return this;
  	}