No way to call uncurried function with unit.

[rickyvetter]

If you try to add the unit to this code it gets formatted away:

Js.Promise.make((~resolve, ~reject as _) => resolve(.))

[bloodyowl]

Workaround: resolve(. ()->ignore)

#139

[bobzhang]

we will land #139 on version 10

[ryyppy]

Change has been merged, so I will close this!