how do I declare return type inside a closure? (th...

# announcements

[iex]

how do I declare return type inside a closure? (this doesn't compile)

[streetsofboston]

???

[streetsofboston]

What do you like to accomplish?

[iex]

type inference was failing and I wanted a not-so verbose solution

[iex]

but managed to write something acceptable with an extension function

[Stephan Schroeder]

try

val closure: (Int)->Int = {a -> a*2 }