docs/server.rb in preval-0.3.0 vs docs/server.rb in preval-0.4.0

@@ -2,12 +2,10 @@
 
 require 'bundler/setup'
 require 'preval'
 require 'sinatra'
 
-Preval::Visitors::Arithmetic.enable!
-Preval::Visitors::Loops.enable!
-Preval::Visitors::Micro.enable!
+Preval.enable_all!
 
 get '/' do
   send_file(File.expand_path('index.html', __dir__))
 end