import pkg/cps
var wait: Continuation
proc a(x: int): int {.cps: Continuation.} =
x * 2
type
Fn = proc (x: int): int {.cps: Continuation.}
Calc = object
fn: Fn
proc worksAsNormal(fn: Fn): int {.cps: Continuation.} =
fn(10)
proc workaround(c: Calc): int {.cps: Continuation.} =
let fn = c.fn
fn(10)
proc fails1(c: Calc): int {.cps: Continuation.} =
c.fn(10) #[tt.Error
^ attempting to call undeclared routine: 'fn']#
proc fails2(c: Calc): int {.cps: Continuation.} =
template fun(x): untyped = c.fn(x) #[tt.Error
^ attempting to call undeclared routine: 'fn']#
fun(10)
