anchor.diff:                 [:get "users" users-handler]]]))
   ----
   
  -For better understanding how the handlers chain delegation works, see the *Context* chapter.
  +For a better understanding of how the handler delegation chain works, see the *Context* chapter.
   
   
   ==== Error handling
   
  -The _catacumba_ router chain allows setup user defined error handling functions. Do it, is very
  -simple, just add an other route entry with `:error` route directive:
  +The _catacumba_ router chain allows to setup user defined error handling
  +functions. This requires a very, very simple setup, you only have to add another
  +route entry with using `:error` route directive:
   
   [source, clojure]
   ----
  
positive.code: 
  === Context
  
  An other core part of the _catacumba_ is the *Context*.
  
  The context in catacumba as in ratpack has this responsabilities:
  
  * Provide direct access to the request and response objects.
  * Access to the contextual objects (called registry).
  
negative.code:               [:get "users" users-handler]]))
  ----
  
  With the previous code we have set up a global error handler, applying to all
  routes in the chain. But there is also the possibility to set different error
  handlers for different prefixes:
  
  [source, clojure]
  ----
  