type ClosureOncePrivate = Option<Box<ClosureOnce>>;Aliased Type§
enum ClosureOncePrivate {
None,
Some(Box<dyn for<'cx> FnOnce(&mut Arguments<'cx>) -> Result<Value<'cx>, Exception>>),
}Variants§
None
No value.
Some(Box<dyn for<'cx> FnOnce(&mut Arguments<'cx>) -> Result<Value<'cx>, Exception>>)
Some value of type T.
Layout§
Note: Unable to compute type layout, possibly due to this type having generic parameters. Layout can only be computed for concrete, fully-instantiated types.