Rename IdSlice[Mut] -> SliceId[Mut] and their methods

To conform with the C-WORD-ORDER guideline:
https://rust-lang.github.io/api-guidelines/naming.html#c-word-order

objc2/src/rc/id_traits.rs

@@ -1,29 +1,31 @@
+//! Helper traits for Id.
+
 use super::{Id, Owned, Ownership};
 use crate::Message;
 
 /// Helper trait for functionality on slices containing [`Id`]s.
-pub trait IdSlice {
+pub trait SliceId {
     /// The type of the items in the slice.
     type Item;
 
     /// Convert a slice of [`Id`]s into a slice of references.
     fn as_slice_ref(&self) -> &[&Self::Item];
 
     /// Convert a mutable slice of [`Id`]s into a mutable slice of references.
-    fn as_slice_mut_ref(&mut self) -> &mut [&Self::Item];
+    fn as_slice_mut(&mut self) -> &mut [&Self::Item];
 }
 
 /// Helper trait for functionality on slices containing owned [`Id`]s.
-pub trait IdSliceMut {
+pub trait SliceIdMut {
     /// The type of the items in the slice.
     type Item;
 
     /// Convert a mutable slice of mutable [`Id`]s into a mutable slice of
     /// mutable references.
-    fn as_mut_slice_mut_ref(&mut self) -> &mut [&mut Self::Item];
+    fn as_mut_slice_mut(&mut self) -> &mut [&mut Self::Item];
 }
 
-impl<T: Message, O: Ownership> IdSlice for [Id<T, O>] {
+impl<T: Message, O: Ownership> SliceId for [Id<T, O>] {
     type Item = T;
 
     fn as_slice_ref(&self) -> &[&T] {
@@ -33,18 +35,18 @@ impl<T: Message, O: Ownership> IdSlice for [Id<T, O>] {
         unsafe { &*ptr }
     }
 
-    fn as_slice_mut_ref(&mut self) -> &mut [&T] {
+    fn as_slice_mut(&mut self) -> &mut [&T] {
         let ptr = self as *mut Self as *mut [&T];
         // SAFETY: Id<T, O> and &T have the same memory layout. Further safety
         // follows from `Deref` impl.
         unsafe { &mut *ptr }
     }
 }
 
-impl<T: Message> IdSliceMut for [Id<T, Owned>] {
+impl<T: Message> SliceIdMut for [Id<T, Owned>] {
     type Item = T;
 
-    fn as_mut_slice_mut_ref(&mut self) -> &mut [&mut T] {
+    fn as_mut_slice_mut(&mut self) -> &mut [&mut T] {
         let ptr = self as *mut Self as *mut [&mut T];
         // SAFETY: Id<T, O> and &mut T have the same memory layout, and the
         // `Id` is `Owned` so we're allowed to hand out mutable references.

objc2/src/rc/mod.rs

@@ -35,7 +35,7 @@ mod weak_id;
 
 pub use self::autorelease::{autoreleasepool, AutoreleasePool, AutoreleaseSafe};
 pub use self::id::Id;
-pub use self::id_traits::{IdSlice, IdSliceMut};
+pub use self::id_traits::{SliceId, SliceIdMut};
 pub use self::ownership::{Owned, Ownership, Shared};
 pub use self::weak_id::WeakId;
 

objc2_foundation/src/array.rs

@@ -5,7 +5,7 @@ use core::marker::PhantomData;
 use core::ops::{Index, Range};
 use core::ptr::NonNull;
 
-use objc2::rc::{Id, IdSlice, Owned, Ownership, Shared};
+use objc2::rc::{Id, Owned, Ownership, Shared, SliceId};
 use objc2::runtime::{Class, Object};
 use objc2::{class, msg_send};
 use objc2::{Encode, Encoding};

objc2_foundation/src/dictionary.rs

@@ -4,7 +4,7 @@ use core::marker::PhantomData;
 use core::ops::Index;
 use core::ptr::{self, NonNull};
 
-use objc2::rc::{Id, IdSlice, Owned, Ownership, Shared};
+use objc2::rc::{Id, Owned, Ownership, Shared, SliceId};
 use objc2::runtime::Class;
 use objc2::{class, msg_send};