workspace: move crates under crates

utils/src/tri.rs

@@ -1,51 +0,0 @@
-use std::{
-    future::Future,
-    marker::PhantomData,
-    pin::Pin,
-    task::{Context, Poll},
-};
-
-pub trait Try: Sized {
-    fn tri<F>(f: F) -> Result<(), Self>
-    where
-        F: FnOnce() -> Result<(), Self>;
-
-    fn tria<F>(f: F) -> Tria<Self, F>
-    where
-        F: Future<Output = Result<(), Self>>;
-}
-
-impl<E> Try for E {
-    fn tri<F>(f: F) -> Result<(), Self>
-    where
-        F: FnOnce() -> Result<(), Self>,
-    {
-        f()
-    }
-
-    fn tria<F>(f: F) -> Tria<E, F>
-    where
-        F: Future<Output = Result<(), Self>>,
-    {
-        Tria {
-            f,
-            _phantom: Default::default(),
-        }
-    }
-}
-
-pub struct Tria<E, F> {
-    f: F,
-    _phantom: PhantomData<E>,
-}
-
-impl<E, F> Future for Tria<E, F>
-where
-    F: Future<Output = Result<(), E>>,
-{
-    type Output = Result<(), E>;
-
-    fn poll(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Self::Output> {
-        unsafe { Pin::new_unchecked(&mut Pin::get_unchecked_mut(self).f).poll(cx) }
-    }
-}