Type Alias IterateGCThingCallback 

pub type IterateGCThingCallback = Option<unsafe extern "C" fn(*mut c_void, GCCellPtr, *const AutoRequireNoGC)>;

Aliased Type

pub enum IterateGCThingCallback {
    None,
    Some(unsafe extern "C" fn(*mut c_void, GCCellPtr, *const AutoRequireNoGC)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut c_void, GCCellPtr, *const AutoRequireNoGC))

Some value of type T.