Switch to workspace layout

src/hasher.rs

@@ -1,19 +0,0 @@
-/// The hasher used to compare layouts.
-#[derive(Debug)]
-pub struct Hasher(twox_hash::XxHash64);
-
-impl Default for Hasher {
-    fn default() -> Self {
-        Hasher(twox_hash::XxHash64::default())
-    }
-}
-
-impl core::hash::Hasher for Hasher {
-    fn write(&mut self, bytes: &[u8]) {
-        self.0.write(bytes)
-    }
-
-    fn finish(&self) -> u64 {
-        self.0.finish()
-    }
-}