···

       
109
       
109
       
 
       
  getGutenprint = pkgs: head (filterGutenprint pkgs);

     

       
110
       
110
       
 
       


     

       
111
       
111
       
 
       
  parsePorts = addresses: let

     

       
112
       
112
       
-
       
    splitAddress = addr: lib.strings.splitString ":" addr;

     

       
113
       
113
       
-
       
    extractPort = addr: builtins.elemAt (builtins.tail (splitAddress addr)) 0;

     

       
114
       
114
       
-
       
    toInt = str: lib.strings.toInt str;

     

       
112
       
112
       
+
       
    splitAddress = addr: strings.splitString ":" addr;

     

       
113
       
113
       
+
       
    extractPort = addr: builtins.foldl' (a: b: b) "" (splitAddress addr);

     

       
115
       
114
       
 
       
  in

     

       
116
       
116
       
-
       
    builtins.map (address: toInt (extractPort address)) addresses;

     

       
115
       
115
       
+
       
    builtins.map (address: strings.toInt (extractPort address)) addresses;

     

       
117
       
116
       
 
       


     

       
118
       
117
       
 
       
in

     

       
119
       
118