Fix the panic on runnig with --devtools due to a change in how type_id gets resolved since the last rustc upgrade.

This commit is contained in:
Josh Matthews 2014-11-29 00:17:35 -05:00
parent 1ac79c64da
commit 9242d1a1a3

View file

@ -16,7 +16,7 @@ use serialize::json;
/// A common trait for all devtools actors that encompasses an immutable name
/// and the ability to process messages that are directed to particular actors.
/// TODO: ensure the name is immutable
pub trait Actor {
pub trait Actor : Any {
fn handle_message(&self,
registry: &ActorRegistry,
msg_type: &String,
@ -45,12 +45,9 @@ impl<'a> AnyRefExt<'a> for &'a Actor + 'a {
fn is<T: 'static>(self) -> bool {
// This implementation is only needed so long as there's a Rust bug that
// prevents downcast_ref from giving realistic return values.
unsafe {
let t = TypeId::of::<T>();
let this: &Actor = transmute(self);
let boxed: TypeId = this.get_type_id();
t == boxed
}
let t = TypeId::of::<T>();
let boxed: TypeId = (*self).get_type_id();
t == boxed
}
fn downcast_ref<T: 'static>(self) -> Option<&'a T> {