Doesn't work on mobile

[NomarCub]

I tried the plugin on Android, and it doesn't seem to do anything.
Additionally I found this while loading inspecting with the Chrome adb debugger:

Uncaught TypeError: cm.setOption is not a function
    at eval (eval at <anonymous> (app.js:1), <anonymous>:139:64)
    at app.js:1
    at t.iterateLeaves (app.js:1)
    at t.iterateLeaves (app.js:1)
    at t.iterateAllLeaves (app.js:1)
    at t.iterateCodeMirrors (app.js:1)
    at CMShowWhitespacePlugin.t.registerCodeMirror (app.js:1)
    at CMShowWhitespacePlugin._this.enable (eval at <anonymous> (app.js:1), <anonymous>:139:19)
    at t.e.tryTrigger (app.js:1)
    at t.e.trigger (app.js:1)