fix: StrView hash impl

Author: marvin-j97

Cargo.toml

@@ -2,7 +2,7 @@
 name = "byteview"
 description = "Thin, immutable zero-copy slice type"
 license = "MIT OR Apache-2.0"
-version = "0.5.1"
+version = "0.5.2"
 edition = "2021"
 rust-version = "1.74"
 readme = "README.md"

src/strview.rs

@@ -15,7 +15,7 @@ use std::{ops::Deref, sync::Arc};
 ///
 /// Uses [`ByteView`] internally, but derefs as [`&str`].
 #[repr(C)]
-#[derive(Default, Clone, PartialEq, Eq, PartialOrd, Ord, std::hash::Hash)]
+#[derive(Default, Clone, PartialEq, Eq, PartialOrd, Ord)]
 pub struct StrView(ByteView);
 
 #[allow(clippy::non_send_fields_in_send_ty)]
@@ -44,6 +44,12 @@ impl Deref for StrView {
     }
 }
 
+impl std::hash::Hash for StrView {
+    fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
+        self.deref().hash(state);
+    }
+}
+
 impl StrView {
     /// Creates a new string from an existing byte string.
     ///
@@ -187,6 +193,16 @@ mod serde {
 #[cfg(test)]
 mod tests {
     use super::StrView;
+    use std::collections::HashMap;
+
+    #[test]
+    fn strview_hash() {
+        let a = StrView::from("abcdef");
+
+        let mut map = HashMap::new();
+        map.insert(a, 0);
+        assert!(map.contains_key("abcdef"));
+    }
 
     #[test]
     fn cmp_misc_1() {