hooks 3.0.0-alpha.15

Compile-time, async hooks
Documentation 
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use super::{SharedRef, SharedRefUninitialized};
use hooks_core::IntoHook;

/// use [`SharedRef`] with initial value.
pub struct UseSharedRef<T>(pub T);
pub use UseSharedRef as use_shared_ref;

hooks_core::impl_hook![
    impl<T> UseSharedRef<T> {
        #[inline]
        fn into_hook(self) -> SharedRef<T> {
            SharedRef::new(self.0)
        }

        #[inline(always)]
        fn update_hook(self, _hook: _) {}

        #[inline]
        fn h(self, hook: SharedRefUninitialized<T>) {
            hook.get_mut()
                .0
                .get_or_insert_with(move || self.into_hook())
        }
    }
];

/// use [`SharedRef`] with an `FnOnce` which returns the initial value.
pub struct UseSharedRefWith<T, F: FnOnce() -> T>(pub F);
pub use UseSharedRefWith as use_shared_ref_with;

hooks_core::impl_hook![
    impl<T, F: FnOnce() -> T> UseSharedRefWith<T, F> {
        #[inline]
        fn into_hook(self) -> SharedRef<T> {
            SharedRef::new(self.0())
        }

        #[inline(always)]
        fn update_hook(self, _hook: _) {}

        #[inline]
        fn h(self, hook: SharedRefUninitialized<T>) {
            hook.get_mut()
                .0
                .get_or_insert_with(move || self.into_hook())
        }
    }
];