class[['x, 'i, 'o]]
rx :('x, 'i, 'o) wire ->
object
..end
Cf_gadget.connector
A wire carrying messages of type 'x
.method get : ('x -> ('i, 'o, unit) t) -> ('i, 'o, unit) guard
rx#get f
to produce a guard that receives a message on the
associated wire by applying the function f
to it.