Adjust minicore for Sized Hierarchy changes

This commit is contained in:
Lukas Wirth
2025-06-25 10:46:19 +02:00
committed by Laurențiu Nicola
parent 066946b47f
commit 482e75b511
3 changed files with 75 additions and 52 deletions
@@ -1,3 +1,5 @@
use std::slice;
use ide_db::assists::GroupLabel;
use stdx::to_lower_snake_case;
use syntax::ast::HasVisibility;
@@ -52,7 +54,7 @@ pub(crate) fn generate_enum_is_method(acc: &mut Assists, ctx: &AssistContext<'_>
let fn_name = format!("is_{}", &to_lower_snake_case(&variant_name.text()));
// Return early if we've found an existing new fn
let impl_def = find_struct_impl(ctx, &parent_enum, &[fn_name.clone()])?;
let impl_def = find_struct_impl(ctx, &parent_enum, slice::from_ref(&fn_name))?;
let target = variant.syntax().text_range();
acc.add_group(
@@ -1,3 +1,5 @@
use std::slice;
use ide_db::assists::GroupLabel;
use itertools::Itertools;
use stdx::to_lower_snake_case;
@@ -148,7 +150,7 @@ fn generate_enum_projection_method(
let fn_name = format!("{fn_name_prefix}_{}", &to_lower_snake_case(&variant_name.text()));
// Return early if we've found an existing new fn
let impl_def = find_struct_impl(ctx, &parent_enum, &[fn_name.clone()])?;
let impl_def = find_struct_impl(ctx, &parent_enum, slice::from_ref(&fn_name))?;
let target = variant.syntax().text_range();
acc.add_group(
@@ -77,33 +77,52 @@
pub mod marker {
// region:sized
#[lang = "pointee_sized"]
#[fundamental]
#[rustc_specialization_trait]
#[rustc_deny_explicit_impl]
#[rustc_do_not_implement_via_object]
#[rustc_coinductive]
pub trait PointeeSized {}
#[lang = "meta_sized"]
#[fundamental]
#[rustc_specialization_trait]
#[rustc_deny_explicit_impl]
#[rustc_do_not_implement_via_object]
#[rustc_coinductive]
pub trait MetaSized: PointeeSized {}
#[lang = "sized"]
#[fundamental]
#[rustc_specialization_trait]
pub trait Sized {}
#[rustc_deny_explicit_impl]
#[rustc_do_not_implement_via_object]
#[rustc_coinductive]
pub trait Sized: MetaSized {}
// endregion:sized
// region:send
pub unsafe auto trait Send {}
impl<T: ?Sized> !Send for *const T {}
impl<T: ?Sized> !Send for *mut T {}
impl<T: PointeeSized> !Send for *const T {}
impl<T: PointeeSized> !Send for *mut T {}
// region:sync
unsafe impl<T: Sync + ?Sized> Send for &T {}
unsafe impl<T: Send + ?Sized> Send for &mut T {}
unsafe impl<T: Sync + PointeeSized> Send for &T {}
unsafe impl<T: Send + PointeeSized> Send for &mut T {}
// endregion:sync
// endregion:send
// region:sync
pub unsafe auto trait Sync {}
impl<T: ?Sized> !Sync for *const T {}
impl<T: ?Sized> !Sync for *mut T {}
impl<T: PointeeSized> !Sync for *const T {}
impl<T: PointeeSized> !Sync for *mut T {}
// endregion:sync
// region:unsize
#[lang = "unsize"]
pub trait Unsize<T: ?Sized> {}
pub trait Unsize<T: PointeeSized>: PointeeSized {}
// endregion:unsize
// region:unpin
@@ -137,9 +156,9 @@ impl Copy for $t {}
bool char
}
impl<T: ?Sized> Copy for *const T {}
impl<T: ?Sized> Copy for *mut T {}
impl<T: ?Sized> Copy for &T {}
impl<T: PointeeSized> Copy for *const T {}
impl<T: PointeeSized> Copy for *mut T {}
impl<T: PointeeSized> Copy for &T {}
impl Copy for ! {}
}
// endregion:copy
@@ -151,7 +170,7 @@ pub trait Tuple {}
// region:phantom_data
#[lang = "phantom_data"]
pub struct PhantomData<T: ?Sized>;
pub struct PhantomData<T: PointeeSized>;
// endregion:phantom_data
// region:discriminant
@@ -208,7 +227,7 @@ fn default() -> Self {
pub mod hash {
pub trait Hasher {}
pub trait Hash {
pub trait Hash: PointeeSized {
fn hash<H: Hasher>(&self, state: &mut H);
}
@@ -224,7 +243,7 @@ pub mod cell {
use crate::mem;
#[lang = "unsafe_cell"]
pub struct UnsafeCell<T: ?Sized> {
pub struct UnsafeCell<T: PointeeSized> {
value: T,
}
@@ -238,7 +257,7 @@ pub const fn get(&self) -> *mut T {
}
}
pub struct Cell<T: ?Sized> {
pub struct Cell<T: PointeeSized> {
value: UnsafeCell<T>,
}
@@ -357,7 +376,7 @@ fn try_into(self) -> Result<U, U::Error> {
// endregion:from
// region:as_ref
pub trait AsRef<T: ?Sized> {
pub trait AsRef<T: PointeeSized>: PointeeSized {
fn as_ref(&self) -> &T;
}
// endregion:as_ref
@@ -370,7 +389,7 @@ pub mod mem {
// region:manually_drop
#[lang = "manually_drop"]
#[repr(transparent)]
pub struct ManuallyDrop<T: ?Sized> {
pub struct ManuallyDrop<T: PointeeSized> {
value: T,
}
@@ -381,7 +400,7 @@ pub const fn new(value: T) -> ManuallyDrop<T> {
}
// region:deref
impl<T: ?Sized> crate::ops::Deref for ManuallyDrop<T> {
impl<T: PointeeSized> crate::ops::Deref for ManuallyDrop<T> {
type Target = T;
fn deref(&self) -> &T {
&self.value
@@ -428,7 +447,7 @@ pub const fn replace<T>(dest: &mut T, src: T) -> T {
pub mod ptr {
// region:drop
#[lang = "drop_in_place"]
pub unsafe fn drop_in_place<T: ?Sized>(to_drop: *mut T) {
pub unsafe fn drop_in_place<T: PointeeSized>(to_drop: *mut T) {
unsafe { drop_in_place(to_drop) }
}
pub const unsafe fn read<T>(src: *const T) -> T {
@@ -444,7 +463,7 @@ pub unsafe fn drop_in_place<T: ?Sized>(to_drop: *mut T) {
// region:pointee
#[lang = "pointee_trait"]
#[rustc_deny_explicit_impl(implement_via_object = false)]
pub trait Pointee {
pub trait Pointee: PointeeSized {
#[lang = "metadata_type"]
type Metadata: Copy + Send + Sync + Ord + Hash + Unpin;
}
@@ -452,11 +471,11 @@ pub trait Pointee {
// region:non_null
#[rustc_layout_scalar_valid_range_start(1)]
#[rustc_nonnull_optimization_guaranteed]
pub struct NonNull<T: ?Sized> {
pub struct NonNull<T: PointeeSized> {
pointer: *const T,
}
// region:coerce_unsized
impl<T: ?Sized, U: ?Sized> crate::ops::CoerceUnsized<NonNull<U>> for NonNull<T> where
impl<T: PointeeSized, U: PointeeSized> crate::ops::CoerceUnsized<NonNull<U>> for NonNull<T> where
T: crate::marker::Unsize<U>
{
}
@@ -481,19 +500,19 @@ mod unsize {
use crate::marker::Unsize;
#[lang = "coerce_unsized"]
pub trait CoerceUnsized<T: ?Sized> {}
pub trait CoerceUnsized<T> {}
impl<'a, T: ?Sized + Unsize<U>, U: ?Sized> CoerceUnsized<&'a mut U> for &'a mut T {}
impl<'a, 'b: 'a, T: ?Sized + Unsize<U>, U: ?Sized> CoerceUnsized<&'a U> for &'b mut T {}
impl<'a, T: ?Sized + Unsize<U>, U: ?Sized> CoerceUnsized<*mut U> for &'a mut T {}
impl<'a, T: ?Sized + Unsize<U>, U: ?Sized> CoerceUnsized<*const U> for &'a mut T {}
impl<'a, T: PointeeSized + Unsize<U>, U: PointeeSized> CoerceUnsized<&'a mut U> for &'a mut T {}
impl<'a, 'b: 'a, T: PointeeSized + Unsize<U>, U: PointeeSized> CoerceUnsized<&'a U> for &'b mut T {}
impl<'a, T: PointeeSized + Unsize<U>, U: PointeeSized> CoerceUnsized<*mut U> for &'a mut T {}
impl<'a, T: PointeeSized + Unsize<U>, U: PointeeSized> CoerceUnsized<*const U> for &'a mut T {}
impl<'a, 'b: 'a, T: ?Sized + Unsize<U>, U: ?Sized> CoerceUnsized<&'a U> for &'b T {}
impl<'a, T: ?Sized + Unsize<U>, U: ?Sized> CoerceUnsized<*const U> for &'a T {}
impl<'a, 'b: 'a, T: PointeeSized + Unsize<U>, U: PointeeSized> CoerceUnsized<&'a U> for &'b T {}
impl<'a, T: PointeeSized + Unsize<U>, U: PointeeSized> CoerceUnsized<*const U> for &'a T {}
impl<T: ?Sized + Unsize<U>, U: ?Sized> CoerceUnsized<*mut U> for *mut T {}
impl<T: ?Sized + Unsize<U>, U: ?Sized> CoerceUnsized<*const U> for *mut T {}
impl<T: ?Sized + Unsize<U>, U: ?Sized> CoerceUnsized<*const U> for *const T {}
impl<T: PointeeSized + Unsize<U>, U: PointeeSized> CoerceUnsized<*mut U> for *mut T {}
impl<T: PointeeSized + Unsize<U>, U: PointeeSized> CoerceUnsized<*const U> for *mut T {}
impl<T: PointeeSized + Unsize<U>, U: PointeeSized> CoerceUnsized<*const U> for *const T {}
}
pub use self::unsize::CoerceUnsized;
// endregion:coerce_unsized
@@ -501,19 +520,19 @@ impl<T: ?Sized + Unsize<U>, U: ?Sized> CoerceUnsized<*const U> for *const T {}
// region:deref
mod deref {
#[lang = "deref"]
pub trait Deref {
pub trait Deref: PointeeSized {
#[lang = "deref_target"]
type Target: ?Sized;
fn deref(&self) -> &Self::Target;
}
impl<T: ?Sized> Deref for &T {
impl<T: PointeeSized> Deref for &T {
type Target = T;
fn deref(&self) -> &T {
loop {}
}
}
impl<T: ?Sized> Deref for &mut T {
impl<T: PointeeSized> Deref for &mut T {
type Target = T;
fn deref(&self) -> &T {
loop {}
@@ -521,19 +540,19 @@ fn deref(&self) -> &T {
}
// region:deref_mut
#[lang = "deref_mut"]
pub trait DerefMut: Deref {
pub trait DerefMut: Deref + PointeeSized {
fn deref_mut(&mut self) -> &mut Self::Target;
}
// endregion:deref_mut
// region:receiver
#[lang = "receiver"]
pub trait Receiver {
pub trait Receiver: PointeeSized {
#[lang = "receiver_target"]
type Target: ?Sized;
}
impl<P: ?Sized, T: ?Sized> Receiver for P
impl<P: PointeeSized, T: PointeeSized> Receiver for P
where
P: Deref<Target = T>,
{
@@ -1011,13 +1030,13 @@ mod dispatch_from_dyn {
#[lang = "dispatch_from_dyn"]
pub trait DispatchFromDyn<T> {}
impl<'a, T: ?Sized + Unsize<U>, U: ?Sized> DispatchFromDyn<&'a U> for &'a T {}
impl<'a, T: PointeeSized + Unsize<U>, U: PointeeSized> DispatchFromDyn<&'a U> for &'a T {}
impl<'a, T: ?Sized + Unsize<U>, U: ?Sized> DispatchFromDyn<&'a mut U> for &'a mut T {}
impl<'a, T: PointeeSized + Unsize<U>, U: PointeeSized> DispatchFromDyn<&'a mut U> for &'a mut T {}
impl<T: ?Sized + Unsize<U>, U: ?Sized> DispatchFromDyn<*const U> for *const T {}
impl<T: PointeeSized + Unsize<U>, U: PointeeSized> DispatchFromDyn<*const U> for *const T {}
impl<T: ?Sized + Unsize<U>, U: ?Sized> DispatchFromDyn<*mut U> for *mut T {}
impl<T: PointeeSized + Unsize<U>, U: PointeeSized> DispatchFromDyn<*mut U> for *mut T {}
}
pub use self::dispatch_from_dyn::DispatchFromDyn;
// endregion:dispatch_from_dyn
@@ -1026,14 +1045,14 @@ impl<T: ?Sized + Unsize<U>, U: ?Sized> DispatchFromDyn<*mut U> for *mut T {}
// region:eq
pub mod cmp {
#[lang = "eq"]
pub trait PartialEq<Rhs: ?Sized = Self> {
pub trait PartialEq<Rhs: PointeeSized = Self>: PointeeSized {
fn eq(&self, other: &Rhs) -> bool;
fn ne(&self, other: &Rhs) -> bool {
!self.eq(other)
}
}
pub trait Eq: PartialEq<Self> {}
pub trait Eq: PartialEq<Self> + PointeeSized {}
// region:derive
#[rustc_builtin_macro]
@@ -1044,11 +1063,11 @@ pub trait Eq: PartialEq<Self> {}
// region:ord
#[lang = "partial_ord"]
pub trait PartialOrd<Rhs: ?Sized = Self>: PartialEq<Rhs> {
pub trait PartialOrd<Rhs: PointeeSized = Self>: PartialEq<Rhs> + PointeeSized {
fn partial_cmp(&self, other: &Rhs) -> Option<Ordering>;
}
pub trait Ord: Eq + PartialOrd<Self> {
pub trait Ord: Eq + PartialOrd<Self> + PointeeSized {
fn cmp(&self, other: &Self) -> Ordering;
}
@@ -1106,10 +1125,10 @@ pub fn finish(&mut self) -> Result {
}
}
pub trait Debug {
pub trait Debug: PointeeSized {
fn fmt(&self, f: &mut Formatter<'_>) -> Result;
}
pub trait Display {
pub trait Display: PointeeSized {
fn fmt(&self, f: &mut Formatter<'_>) -> Result;
}
@@ -1268,7 +1287,7 @@ fn fmt(&self, _f: &mut Formatter<'_>) -> Result {
}
}
impl<T: Debug + ?Sized> Debug for &T {
impl<T: Debug + PointeeSized> Debug for &T {
fn fmt(&self, f: &mut Formatter<'_>) -> Result {
(&**self).fmt(f)
}
@@ -1543,7 +1562,7 @@ fn filter_map<B, F>(self, _f: F) -> crate::iter::FilterMap<Self, F>
}
// endregion:iterators
}
impl<I: Iterator + ?Sized> Iterator for &mut I {
impl<I: Iterator + PointeeSized> Iterator for &mut I {
type Item = I::Item;
fn next(&mut self) -> Option<I::Item> {
(**self).next()