Type Alias WantToMeasure 

pub type WantToMeasure = Option<unsafe extern "C" fn(obj: *mut JSObject) -> bool>;

Aliased Type

pub enum WantToMeasure {
    None,
    Some(unsafe extern "C" fn(*mut JSObject) -> bool),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut JSObject) -> bool)

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.