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//! Defined here instead of in `objc2-foundation` since it's a root object,
//! and the `extern_class!` macro doesn't support those (yet).
use core::fmt;
use core::hash;
use crate::runtime::{AnyClass, AnyObject, NSObjectProtocol, ProtocolObject};
use crate::{extern_conformance, AnyThread, ClassType, DowncastTarget};
/// An abstract superclass defining an API for objects that act as
/// stand-ins for other objects or for objects that don’t exist yet.
///
/// See [Apple's documentation][apple-doc] for more information.
///
#[repr(C)]
pub struct NSProxy {
__superclass: AnyObject,
}
crate::__extern_class_impl_traits! {
()
(unsafe impl)
(NSProxy)
(AnyObject)
}
unsafe impl ClassType for NSProxy {
type Super = AnyObject;
type ThreadKind = dyn AnyThread;
const NAME: &'static str = "NSProxy";
#[inline]
fn class() -> &'static AnyClass {
crate::__class_inner!("NSProxy", "NSProxy")
}
#[inline]
fn as_super(&self) -> &Self::Super {
&self.__superclass
}
const __INNER: () = ();
// We don't know anything about NSProxy's thread safety, so we don't do
// the same workaround for that as we do for NSObject.
type __SubclassingType = Self;
}
unsafe impl DowncastTarget for NSProxy {}
extern_conformance!(
unsafe impl NSObjectProtocol for NSProxy {}
);
impl PartialEq for NSProxy {
#[inline]
#[doc(alias = "isEqual:")]
fn eq(&self, other: &Self) -> bool {
self.isEqual(Some(other))
}
}
impl Eq for NSProxy {}
impl hash::Hash for NSProxy {
#[inline]
fn hash<H: hash::Hasher>(&self, state: &mut H) {
<NSProxy as NSObjectProtocol>::hash(self).hash(state);
}
}
impl fmt::Debug for NSProxy {
#[inline]
#[doc(alias = "description")]
#[doc(alias = "debugDescription")]
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
let obj: &ProtocolObject<dyn NSObjectProtocol> = ProtocolObject::from_ref(self);
obj.fmt(f)
}
}