EspruinoWifi.js getIP()

Thanks Gordon.

wifi.getIP()
=undefined
Uncaught Error: Function "a" not found!
at line 1 col 165
...ce(15,-1);else if("OK"==d){a(null,b);return}return h}

                          ^

in function "b" called from line 1 col 25
d=void 0;var f;b&&(f=b(a))?(d=p,b=f):clearTimeout(e);­void 0=...

                    ^

in function "d" called from line 1 col 324
...c&&(ec,n=!0);n||d&&d(k)}a=a.substr(f+1);"\n"==­a[0]&&(a=...

                          ^

in function called from system
Uncaught Error: Function "a" not found!
at line 1 col 15
if(void 0===d)a("Timeout");else{if("+CIFSR:STAIP­"==d.substr(...

          ^

in function "b" called from line 1 col 15
d=void 0;b&&b()

          ^

in function called from system

wifi``` suggests maybe callback is required:

wifi
={
  "connect": function (a,b,c) { ... },
  "disconnect": function () { ... },
  "getIP": function (a) { ... },
....

But this returns null:

wifi.getIP(function(d){console.log(d);})­
=undefined
null