[Haskell-cafe] Help understanding this type
branimir.maksimovic at gmail.com
Tue Nov 6 16:46:39 UTC 2018
I use that all the time. It is for typechecking things passed to C
On 11/6/18 5:35 PM, Guru Devanla wrote:
> Hello Haskell-Cafe,
> I have been recently studying the XMonad code and some related types
> available in the X11 bindings library.
> I came across this type:
> newtype XEvent = XEvent XEventPtr
> type XEventPtr = Ptr
> Available here:
> It seems that this type is circular here. how does one use this type?
> Is it possible to create a value out of this type? What is the use of
> this type?
> Please could someone help me wrap my head around this?
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