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-rw-r--r--tests/pin_project.rs415
1 files changed, 206 insertions, 209 deletions
diff --git a/tests/pin_project.rs b/tests/pin_project.rs
index 766887f..d9c37e5 100644
--- a/tests/pin_project.rs
+++ b/tests/pin_project.rs
@@ -1,9 +1,13 @@
#![warn(rust_2018_idioms, single_use_lifetimes)]
#![allow(dead_code)]
+#[macro_use]
+mod auxiliary;
+
use pin_project::{pin_project, pinned_drop, UnsafeUnpin};
use std::{
marker::{PhantomData, PhantomPinned},
+ panic,
pin::Pin,
};
@@ -16,41 +20,39 @@ fn projection() {
)]
struct Struct<T, U> {
#[pin]
- field1: T,
- field2: U,
+ f1: T,
+ f2: U,
}
- let mut s = Struct { field1: 1, field2: 2 };
+ let mut s = Struct { f1: 1, f2: 2 };
let mut s_orig = Pin::new(&mut s);
let s = s_orig.as_mut().project();
- let x: Pin<&mut i32> = s.field1;
+ let x: Pin<&mut i32> = s.f1;
assert_eq!(*x, 1);
-
- let y: &mut i32 = s.field2;
+ let y: &mut i32 = s.f2;
assert_eq!(*y, 2);
- assert_eq!(s_orig.as_ref().field1, 1);
- assert_eq!(s_orig.as_ref().field2, 2);
+ assert_eq!(s_orig.as_ref().f1, 1);
+ assert_eq!(s_orig.as_ref().f2, 2);
- let mut s = Struct { field1: 1, field2: 2 };
+ let mut s = Struct { f1: 1, f2: 2 };
- let StructProj { field1, field2 } = Pin::new(&mut s).project();
- let _: Pin<&mut i32> = field1;
- let _: &mut i32 = field2;
+ let StructProj { f1, f2 } = Pin::new(&mut s).project();
+ let _: Pin<&mut i32> = f1;
+ let _: &mut i32 = f2;
- let StructProjRef { field1, field2 } = Pin::new(&s).project_ref();
- let _: Pin<&i32> = field1;
- let _: &i32 = field2;
+ let StructProjRef { f1, f2 } = Pin::new(&s).project_ref();
+ let _: Pin<&i32> = f1;
+ let _: &i32 = f2;
let mut s = Pin::new(&mut s);
- let StructProjOwn { field1, field2 } =
- s.as_mut().project_replace(Struct { field1: 3, field2: 4 });
- let _: PhantomData<i32> = field1;
- let _: i32 = field2;
- assert_eq!(field2, 2);
- assert_eq!(s.field1, 3);
- assert_eq!(s.field2, 4);
+ let StructProjOwn { f1, f2 } = s.as_mut().project_replace(Struct { f1: 3, f2: 4 });
+ let _: PhantomData<i32> = f1;
+ let _: i32 = f2;
+ assert_eq!(f2, 2);
+ assert_eq!(s.f1, 3);
+ assert_eq!(s.f2, 4);
#[pin_project(project_replace)]
struct TupleStruct<T, U>(#[pin] T, U);
@@ -60,92 +62,88 @@ fn projection() {
let x: Pin<&mut i32> = s.0;
assert_eq!(*x, 1);
-
let y: &mut i32 = s.1;
assert_eq!(*y, 2);
- #[pin_project(project_replace, project = EnumProj)]
+ #[pin_project(project = EnumProj, project_ref = EnumProjRef, project_replace = EnumProjOwn)]
#[derive(Eq, PartialEq, Debug)]
enum Enum<A, B, C, D> {
- Variant1(#[pin] A, B),
- Variant2 {
+ Tuple(#[pin] A, B),
+ Struct {
#[pin]
- field1: C,
- field2: D,
+ f1: C,
+ f2: D,
},
- None,
+ Unit,
}
- let mut e = Enum::Variant1(1, 2);
+ let mut e = Enum::Tuple(1, 2);
let mut e_orig = Pin::new(&mut e);
let e = e_orig.as_mut().project();
match e {
- EnumProj::Variant1(x, y) => {
+ EnumProj::Tuple(x, y) => {
let x: Pin<&mut i32> = x;
assert_eq!(*x, 1);
-
let y: &mut i32 = y;
assert_eq!(*y, 2);
}
- EnumProj::Variant2 { field1, field2 } => {
- let _x: Pin<&mut i32> = field1;
- let _y: &mut i32 = field2;
+ EnumProj::Struct { f1, f2 } => {
+ let _: Pin<&mut i32> = f1;
+ let _: &mut i32 = f2;
}
- EnumProj::None => {}
+ EnumProj::Unit => {}
}
- assert_eq!(Pin::into_ref(e_orig).get_ref(), &Enum::Variant1(1, 2));
+ assert_eq!(Pin::into_ref(e_orig).get_ref(), &Enum::Tuple(1, 2));
- let mut e = Enum::Variant2 { field1: 3, field2: 4 };
+ let mut e = Enum::Struct { f1: 3, f2: 4 };
let mut e = Pin::new(&mut e).project();
match &mut e {
- EnumProj::Variant1(x, y) => {
- let _x: &mut Pin<&mut i32> = x;
- let _y: &mut &mut i32 = y;
+ EnumProj::Tuple(x, y) => {
+ let _: &mut Pin<&mut i32> = x;
+ let _: &mut &mut i32 = y;
}
- EnumProj::Variant2 { field1, field2 } => {
- let x: &mut Pin<&mut i32> = field1;
+ EnumProj::Struct { f1, f2 } => {
+ let x: &mut Pin<&mut i32> = f1;
assert_eq!(**x, 3);
-
- let y: &mut &mut i32 = field2;
+ let y: &mut &mut i32 = f2;
assert_eq!(**y, 4);
}
- EnumProj::None => {}
+ EnumProj::Unit => {}
}
- if let EnumProj::Variant2 { field1, field2 } = e {
- let x: Pin<&mut i32> = field1;
+ if let EnumProj::Struct { f1, f2 } = e {
+ let x: Pin<&mut i32> = f1;
assert_eq!(*x, 3);
-
- let y: &mut i32 = field2;
+ let y: &mut i32 = f2;
assert_eq!(*y, 4);
}
}
#[test]
fn enum_project_set() {
- #[pin_project(project_replace, project = EnumProj)]
+ #[pin_project(project = EnumProj, project_ref = EnumProjRef, project_replace = EnumProjOwn)]
#[derive(Eq, PartialEq, Debug)]
enum Enum {
- Variant1(#[pin] u8),
- Variant2(bool),
+ V1(#[pin] u8),
+ V2(bool),
}
- let mut e = Enum::Variant1(25);
+ let mut e = Enum::V1(25);
let mut e_orig = Pin::new(&mut e);
let e_proj = e_orig.as_mut().project();
match e_proj {
- EnumProj::Variant1(val) => {
- let new_e = Enum::Variant2(val.as_ref().get_ref() == &25);
+ EnumProj::V1(val) => {
+ let new_e = Enum::V2(val.as_ref().get_ref() == &25);
e_orig.set(new_e);
}
_ => unreachable!(),
}
- assert_eq!(e, Enum::Variant2(true));
+ assert_eq!(e, Enum::V2(true));
}
#[test]
@@ -155,7 +153,7 @@ fn where_clause() {
where
T: Copy,
{
- field: T,
+ f: T,
}
#[pin_project]
@@ -163,12 +161,12 @@ fn where_clause() {
where
T: Copy;
- #[pin_project]
- enum EnumWhere<T>
+ #[pin_project(project = EnumProj, project_ref = EnumProjRef, project_replace = EnumProjOwn)]
+ enum Enum<T>
where
T: Copy,
{
- Variant(T),
+ V(T),
}
}
@@ -180,8 +178,8 @@ fn where_clause_and_associated_type_field() {
I: Iterator,
{
#[pin]
- field1: I,
- field2: I::Item,
+ f1: I,
+ f2: I::Item,
}
#[pin_project(project_replace)]
@@ -190,8 +188,8 @@ fn where_clause_and_associated_type_field() {
I: Iterator<Item = J>,
{
#[pin]
- field1: I,
- field2: J,
+ f1: I,
+ f2: J,
}
#[pin_project(project_replace)]
@@ -199,7 +197,7 @@ fn where_clause_and_associated_type_field() {
where
T: 'static,
{
- field: T,
+ f: T,
}
trait Static: 'static {}
@@ -211,13 +209,13 @@ fn where_clause_and_associated_type_field() {
where
I: Iterator;
- #[pin_project(project_replace)]
+ #[pin_project(project = EnumProj, project_ref = EnumProjRef, project_replace = EnumProjOwn)]
enum Enum<I>
where
I: Iterator,
{
- Variant1(#[pin] I),
- Variant2(I::Item),
+ V1(#[pin] I),
+ V2(I::Item),
}
}
@@ -226,7 +224,7 @@ fn derive_copy() {
#[pin_project(project_replace)]
#[derive(Clone, Copy)]
struct Struct<T> {
- val: T,
+ f: T,
}
fn is_copy<T: Copy>() {}
@@ -240,21 +238,21 @@ fn move_out() {
#[pin_project(project_replace)]
struct Struct {
- val: NotCopy,
+ f: NotCopy,
}
- let x = Struct { val: NotCopy };
- let _val: NotCopy = x.val;
+ let x = Struct { f: NotCopy };
+ let _val: NotCopy = x.f;
- #[pin_project(project_replace)]
+ #[pin_project(project = EnumProj, project_ref = EnumProjRef, project_replace = EnumProjOwn)]
enum Enum {
- Variant(NotCopy),
+ V(NotCopy),
}
- let x = Enum::Variant(NotCopy);
+ let x = Enum::V(NotCopy);
#[allow(clippy::infallible_destructuring_match)]
let _val: NotCopy = match x {
- Enum::Variant(val) => val,
+ Enum::V(val) => val,
};
}
@@ -262,39 +260,39 @@ fn move_out() {
fn trait_bounds_on_type_generics() {
#[pin_project(project_replace)]
pub struct Struct1<'a, T: ?Sized> {
- field: &'a mut T,
+ f: &'a mut T,
}
#[pin_project(project_replace)]
pub struct Struct2<'a, T: ::core::fmt::Debug> {
- field: &'a mut T,
+ f: &'a mut T,
}
#[pin_project(project_replace)]
pub struct Struct3<'a, T: core::fmt::Debug> {
- field: &'a mut T,
+ f: &'a mut T,
}
#[pin_project(project_replace)]
pub struct Struct4<'a, T: core::fmt::Debug + core::fmt::Display> {
- field: &'a mut T,
+ f: &'a mut T,
}
#[pin_project(project_replace)]
pub struct Struct5<'a, T: core::fmt::Debug + ?Sized> {
- field: &'a mut T,
+ f: &'a mut T,
}
#[pin_project(project_replace)]
pub struct Struct6<'a, T: core::fmt::Debug = [u8; 16]> {
- field: &'a mut T,
+ f: &'a mut T,
}
- let _: Struct6<'_> = Struct6 { field: &mut [0u8; 16] };
+ let _: Struct6<'_> = Struct6 { f: &mut [0u8; 16] };
#[pin_project(project_replace)]
pub struct Struct7<T: 'static> {
- field: T,
+ f: T,
}
trait Static: 'static {}
@@ -303,16 +301,16 @@ fn trait_bounds_on_type_generics() {
#[pin_project(project_replace)]
pub struct Struct8<'a, 'b: 'a> {
- field1: &'a u8,
- field2: &'b u8,
+ f1: &'a u8,
+ f2: &'b u8,
}
#[pin_project(project_replace)]
pub struct TupleStruct<'a, T: ?Sized>(&'a mut T);
- #[pin_project(project_replace)]
+ #[pin_project(project = EnumProj, project_ref = EnumProjRef, project_replace = EnumProjOwn)]
enum Enum<'a, T: ?Sized> {
- Variant(&'a mut T),
+ V(&'a mut T),
}
}
@@ -321,27 +319,52 @@ fn overlapping_lifetime_names() {
#[pin_project(project_replace)]
pub struct Struct1<'pin, T> {
#[pin]
- field: &'pin mut T,
+ f: &'pin mut T,
}
#[pin_project(project_replace)]
pub struct Struct2<'pin, 'pin_, 'pin__> {
#[pin]
- field: &'pin &'pin_ &'pin__ (),
+ f: &'pin &'pin_ &'pin__ (),
}
- pub trait A<'a> {}
+ pub trait Trait<'a> {}
#[allow(single_use_lifetimes)] // https://github.com/rust-lang/rust/issues/55058
#[pin_project(project_replace)]
pub struct HRTB<'pin___, T>
where
for<'pin> &'pin T: Unpin,
- T: for<'pin> A<'pin>,
+ T: for<'pin> Trait<'pin>,
for<'pin, 'pin_, 'pin__> &'pin &'pin_ &'pin__ T: Unpin,
{
#[pin]
- field: &'pin___ mut T,
+ f: &'pin___ mut T,
+ }
+
+ #[pin_project(PinnedDrop)]
+ pub struct PinnedDropStruct<'pin> {
+ #[pin]
+ f: &'pin (),
+ }
+
+ #[pinned_drop]
+ impl PinnedDrop for PinnedDropStruct<'_> {
+ fn drop(self: Pin<&mut Self>) {}
+ }
+
+ #[pin_project(UnsafeUnpin)]
+ pub struct UnsafeUnpinStruct<'pin> {
+ #[pin]
+ f: &'pin (),
+ }
+
+ unsafe impl UnsafeUnpin for UnsafeUnpinStruct<'_> {}
+
+ #[pin_project(!Unpin)]
+ pub struct NotUnpinStruct<'pin> {
+ #[pin]
+ f: &'pin (),
}
}
@@ -350,7 +373,7 @@ fn combine() {
#[pin_project(PinnedDrop, UnsafeUnpin)]
pub struct PinnedDropWithUnsafeUnpin<T> {
#[pin]
- field: T,
+ f: T,
}
#[pinned_drop]
@@ -363,7 +386,7 @@ fn combine() {
#[pin_project(PinnedDrop, !Unpin)]
pub struct PinnedDropWithNotUnpin<T> {
#[pin]
- field: T,
+ f: T,
}
#[pinned_drop]
@@ -374,7 +397,7 @@ fn combine() {
#[pin_project(UnsafeUnpin, project_replace)]
pub struct UnsafeUnpinWithReplace<T> {
#[pin]
- field: T,
+ f: T,
}
unsafe impl<T: Unpin> UnsafeUnpin for UnsafeUnpinWithReplace<T> {}
@@ -382,7 +405,7 @@ fn combine() {
#[pin_project(!Unpin, project_replace)]
pub struct NotUnpinWithReplace<T> {
#[pin]
- field: T,
+ f: T,
}
}
@@ -397,6 +420,7 @@ fn private_type_in_public_type() {
struct PrivateStruct<T>(T);
}
+#[allow(clippy::needless_lifetimes)]
#[test]
fn lifetime_project() {
#[pin_project(project_replace)]
@@ -413,9 +437,9 @@ fn lifetime_project() {
unpinned: U,
}
- #[pin_project(project_replace, project = EnumProj, project_ref = EnumProjRef)]
+ #[pin_project(project = EnumProj, project_ref = EnumProjRef, project_replace = EnumProjOwn)]
enum Enum<T, U> {
- Variant {
+ V {
#[pin]
pinned: T,
unpinned: U,
@@ -429,6 +453,12 @@ fn lifetime_project() {
fn get_pin_mut<'a>(self: Pin<&'a mut Self>) -> Pin<&'a mut T> {
self.project().pinned
}
+ fn get_pin_ref_elided(self: Pin<&Self>) -> Pin<&T> {
+ self.project_ref().pinned
+ }
+ fn get_pin_mut_elided(self: Pin<&mut Self>) -> Pin<&mut T> {
+ self.project().pinned
+ }
}
impl<'b, T, U> Struct2<'b, T, U> {
@@ -438,75 +468,33 @@ fn lifetime_project() {
fn get_pin_mut<'a>(self: Pin<&'a mut Self>) -> Pin<&'a mut &'b mut T> {
self.project().pinned
}
+ fn get_pin_ref_elided(self: Pin<&Self>) -> Pin<&&'b mut T> {
+ self.project_ref().pinned
+ }
+ fn get_pin_mut_elided(self: Pin<&mut Self>) -> Pin<&mut &'b mut T> {
+ self.project().pinned
+ }
}
impl<T, U> Enum<T, U> {
fn get_pin_ref<'a>(self: Pin<&'a Self>) -> Pin<&'a T> {
match self.project_ref() {
- EnumProjRef::Variant { pinned, .. } => pinned,
+ EnumProjRef::V { pinned, .. } => pinned,
}
}
fn get_pin_mut<'a>(self: Pin<&'a mut Self>) -> Pin<&'a mut T> {
match self.project() {
- EnumProj::Variant { pinned, .. } => pinned,
+ EnumProj::V { pinned, .. } => pinned,
}
}
- }
-}
-
-#[rustversion::since(1.36)] // https://github.com/rust-lang/rust/pull/61207
-#[test]
-fn lifetime_project_elided() {
- #[pin_project(project_replace)]
- struct Struct1<T, U> {
- #[pin]
- pinned: T,
- unpinned: U,
- }
-
- #[pin_project(project_replace)]
- struct Struct2<'a, T, U> {
- #[pin]
- pinned: &'a mut T,
- unpinned: U,
- }
-
- #[pin_project(project_replace, project = EnumProj, project_ref = EnumProjRef)]
- enum Enum<T, U> {
- Variant {
- #[pin]
- pinned: T,
- unpinned: U,
- },
- }
-
- impl<T, U> Struct1<T, U> {
- fn get_pin_ref(self: Pin<&Self>) -> Pin<&T> {
- self.project_ref().pinned
- }
- fn get_pin_mut(self: Pin<&mut Self>) -> Pin<&mut T> {
- self.project().pinned
- }
- }
-
- impl<'b, T, U> Struct2<'b, T, U> {
- fn get_pin_ref(self: Pin<&Self>) -> Pin<&&'b mut T> {
- self.project_ref().pinned
- }
- fn get_pin_mut(self: Pin<&mut Self>) -> Pin<&mut &'b mut T> {
- self.project().pinned
- }
- }
-
- impl<T, U> Enum<T, U> {
- fn get_pin_ref(self: Pin<&Self>) -> Pin<&T> {
+ fn get_pin_ref_elided(self: Pin<&Self>) -> Pin<&T> {
match self.project_ref() {
- EnumProjRef::Variant { pinned, .. } => pinned,
+ EnumProjRef::V { pinned, .. } => pinned,
}
}
- fn get_pin_mut(self: Pin<&mut Self>) -> Pin<&mut T> {
+ fn get_pin_mut_elided(self: Pin<&mut Self>) -> Pin<&mut T> {
match self.project() {
- EnumProj::Variant { pinned, .. } => pinned,
+ EnumProj::V { pinned, .. } => pinned,
}
}
}
@@ -516,19 +504,19 @@ mod visibility {
use pin_project::pin_project;
#[pin_project(project_replace)]
- pub(crate) struct A {
- pub b: u8,
+ pub(crate) struct S {
+ pub f: u8,
}
}
#[test]
fn visibility() {
- let mut x = visibility::A { b: 0 };
+ let mut x = visibility::S { f: 0 };
let x = Pin::new(&mut x);
let y = x.as_ref().project_ref();
- let _: &u8 = y.b;
+ let _: &u8 = y.f;
let y = x.project();
- let _: &mut u8 = y.b;
+ let _: &mut u8 = y.f;
}
#[test]
@@ -536,45 +524,66 @@ fn trivial_bounds() {
#[pin_project(project_replace)]
pub struct NoGenerics {
#[pin]
- field: PhantomPinned,
+ f: PhantomPinned,
}
+
+ assert_not_unpin!(NoGenerics);
}
#[test]
fn dst() {
#[pin_project]
struct Struct1<T: ?Sized> {
- x: T,
+ f: T,
}
- let mut x = Struct1 { x: 0_u8 };
+ let mut x = Struct1 { f: 0_u8 };
let x: Pin<&mut Struct1<dyn core::fmt::Debug>> = Pin::new(&mut x as _);
- let _y: &mut (dyn core::fmt::Debug) = x.project().x;
+ let _: &mut (dyn core::fmt::Debug) = x.project().f;
#[pin_project]
struct Struct2<T: ?Sized> {
#[pin]
- x: T,
+ f: T,
}
- let mut x = Struct2 { x: 0_u8 };
+ let mut x = Struct2 { f: 0_u8 };
let x: Pin<&mut Struct2<dyn core::fmt::Debug + Unpin>> = Pin::new(&mut x as _);
- let _y: Pin<&mut (dyn core::fmt::Debug + Unpin)> = x.project().x;
+ let _: Pin<&mut (dyn core::fmt::Debug + Unpin)> = x.project().f;
+
+ #[allow(explicit_outlives_requirements)] // https://github.com/rust-lang/rust/issues/60993
+ #[pin_project]
+ struct Struct3<T>
+ where
+ T: ?Sized,
+ {
+ f: T,
+ }
+
+ #[allow(explicit_outlives_requirements)] // https://github.com/rust-lang/rust/issues/60993
+ #[pin_project]
+ struct Struct4<T>
+ where
+ T: ?Sized,
+ {
+ #[pin]
+ f: T,
+ }
#[pin_project(UnsafeUnpin)]
struct Struct5<T: ?Sized> {
- x: T,
+ f: T,
}
#[pin_project(UnsafeUnpin)]
struct Struct6<T: ?Sized> {
#[pin]
- x: T,
+ f: T,
}
#[pin_project(PinnedDrop)]
struct Struct7<T: ?Sized> {
- x: T,
+ f: T,
}
#[pinned_drop]
@@ -585,7 +594,7 @@ fn dst() {
#[pin_project(PinnedDrop)]
struct Struct8<T: ?Sized> {
#[pin]
- x: T,
+ f: T,
}
#[pinned_drop]
@@ -595,13 +604,19 @@ fn dst() {
#[pin_project(!Unpin)]
struct Struct9<T: ?Sized> {
- x: T,
+ f: T,
}
#[pin_project(!Unpin)]
struct Struct10<T: ?Sized> {
#[pin]
- x: T,
+ f: T,
+ }
+
+ #[pin_project]
+ struct Struct11<'a, T: ?Sized, U: ?Sized> {
+ f1: &'a mut T,
+ f2: U,
}
#[pin_project]
@@ -610,6 +625,18 @@ fn dst() {
#[pin_project]
struct TupleStruct2<T: ?Sized>(#[pin] T);
+ #[allow(explicit_outlives_requirements)] // https://github.com/rust-lang/rust/issues/60993
+ #[pin_project]
+ struct TupleStruct3<T>(T)
+ where
+ T: ?Sized;
+
+ #[allow(explicit_outlives_requirements)] // https://github.com/rust-lang/rust/issues/60993
+ #[pin_project]
+ struct TupleStruct4<T>(#[pin] T)
+ where
+ T: ?Sized;
+
#[pin_project(UnsafeUnpin)]
struct TupleStruct5<T: ?Sized>(T);
@@ -637,37 +664,9 @@ fn dst() {
#[pin_project(!Unpin)]
struct TupleStruct10<T: ?Sized>(#[pin] T);
-}
-#[allow(explicit_outlives_requirements)] // https://github.com/rust-lang/rust/issues/60993
-#[test]
-fn unsized_in_where_clause() {
#[pin_project]
- struct Struct3<T>
- where
- T: ?Sized,
- {
- x: T,
- }
-
- #[pin_project]
- struct Struct4<T>
- where
- T: ?Sized,
- {
- #[pin]
- x: T,
- }
-
- #[pin_project]
- struct TupleStruct3<T>(T)
- where
- T: ?Sized;
-
- #[pin_project]
- struct TupleStruct4<T>(#[pin] T)
- where
- T: ?Sized;
+ struct TupleStruct11<'a, T: ?Sized, U: ?Sized>(&'a mut T, U);
}
#[test]
@@ -775,7 +774,7 @@ fn parse_self() {
type Assoc = Self;
}
- #[pin_project(project_replace)]
+ #[pin_project(project = EnumProj, project_ref = EnumProjRef, project_replace = EnumProjOwn)]
enum Enum {
Struct {
_f1: Box<Self>,
@@ -809,19 +808,19 @@ fn parse_self() {
#[test]
fn no_infer_outlives() {
- trait Bar<X> {
+ trait Trait<X> {
type Y;
}
- struct Example<A>(A);
+ struct Struct1<A>(A);
- impl<X, T> Bar<X> for Example<T> {
+ impl<X, T> Trait<X> for Struct1<T> {
type Y = Option<T>;
}
#[pin_project(project_replace)]
- struct Foo<A, B> {
- _x: <Example<A> as Bar<B>>::Y,
+ struct Struct2<A, B> {
+ _f: <Struct1<A> as Trait<B>>::Y,
}
}
@@ -830,8 +829,6 @@ fn no_infer_outlives() {
#[allow(clippy::many_single_char_names)]
#[test]
fn project_replace_panic() {
- use std::panic;
-
#[pin_project(project_replace)]
struct S<T, U> {
#[pin]