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Diffstat (limited to '')
-rw-r--r-- | src/test/ui/self/elision/ref-self-async.rs | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/src/test/ui/self/elision/ref-self-async.rs b/src/test/ui/self/elision/ref-self-async.rs new file mode 100644 index 000000000..b0133ec1b --- /dev/null +++ b/src/test/ui/self/elision/ref-self-async.rs @@ -0,0 +1,60 @@ +// edition:2018 + +#![allow(non_snake_case)] +#![feature(arbitrary_self_types)] + +use std::marker::PhantomData; +use std::ops::Deref; +use std::pin::Pin; + +struct Struct { } + +struct Wrap<T, P>(T, PhantomData<P>); + +impl<T, P> Deref for Wrap<T, P> { + type Target = T; + fn deref(&self) -> &T { &self.0 } +} + +impl Struct { + // Test using `&self` sugar: + + async fn ref_self(&self, f: &u32) -> &u32 { + f + //~^ ERROR lifetime may not live long enough + } + + // Test using `&Self` explicitly: + + async fn ref_Self(self: &Self, f: &u32) -> &u32 { + f + //~^ ERROR lifetime may not live long enough + } + + async fn box_ref_Self(self: Box<&Self>, f: &u32) -> &u32 { + f + //~^ ERROR lifetime may not live long enough + } + + async fn pin_ref_Self(self: Pin<&Self>, f: &u32) -> &u32 { + f + //~^ ERROR lifetime may not live long enough + } + + async fn box_box_ref_Self(self: Box<Box<&Self>>, f: &u32) -> &u32 { + f + //~^ ERROR lifetime may not live long enough + } + + async fn box_pin_ref_Self(self: Box<Pin<&Self>>, f: &u32) -> &u32 { + f + //~^ ERROR lifetime may not live long enough + } + + async fn wrap_ref_Self_Self(self: Wrap<&Self, Self>, f: &u8) -> &u8 { + f + //~^ ERROR lifetime may not live long enough + } +} + +fn main() { } |