all: split reusable components into workspace crates

src/utils/windows.rs

@@ -1,47 +0,0 @@
-use crate::utils::ptr_ext::PtrExt;
-
-pub trait WindowsExt<T> {
-    type Windows<'a, const N: usize>: Iterator<Item = &'a [T; N]>
-    where
-        Self: 'a,
-        T: 'a;
-
-    #[cfg_attr(not(feature = "rc_tracking"), expect(dead_code))]
-    fn array_windows_ext<'a, const N: usize>(&'a self) -> Self::Windows<'a, N>;
-    fn array_chunks_ext<'a, const N: usize>(&'a self) -> &'a [[T; N]];
-}
-
-impl<T> WindowsExt<T> for [T] {
-    type Windows<'a, const N: usize>
-        = WindowsIter<'a, T, N>
-    where
-        T: 'a;
-
-    fn array_windows_ext<'a, const N: usize>(&'a self) -> Self::Windows<'a, N> {
-        WindowsIter { slice: self }
-    }
-
-    fn array_chunks_ext<'a, const N: usize>(&'a self) -> &'a [[T; N]] {
-        let len = self.len() / N;
-        unsafe { std::slice::from_raw_parts(self.as_ptr() as _, len) }
-    }
-}
-
-pub struct WindowsIter<'a, T, const N: usize> {
-    slice: &'a [T],
-}
-
-impl<'a, T, const N: usize> Iterator for WindowsIter<'a, T, N> {
-    type Item = &'a [T; N];
-
-    fn next(&mut self) -> Option<Self::Item> {
-        if self.slice.len() < N {
-            return None;
-        }
-        let res = unsafe { self.slice.as_ptr().cast::<[T; N]>().deref() };
-        if N > 0 {
-            self.slice = &self.slice[1..];
-        }
-        Some(res)
-    }
-}