anchor.diff:              eqc_gen:choose(Min,Max)
       end.
   
  -randIntPositive(Min,Max) when Min > 0 ->
  +randIntPositive(Min,Max) when (Min > 0) and (Max > 0) ->
          case {Min,Max} of 
               
           {undefined,undefined} -> 
  
positive.code:         <<"string">> ->
  	    MinLength = jsonschema:keyword(Schema,"minLength"),
  	    MaxLength = jsonschema:keyword(Schema,"maxLength"),
  	    Pattern =  jsonschema:keyword(Schema,"pattern"),  %% to be added later
              
  	    %% Currently we do not like length specifications 
  	    %% combined with regular expressions. Will this change? 
  
negative.code:             eqc_gen:choose(Min,Max)
         end;
  
  randIntPositive(_Min,Max) when Max < 0 ->
      0;
  
  randIntPositive(_Min,Max) ->
      eqc_gen:choose(0,Max).
  
  