fix: Provide original hash for inline datum (#221)

pallas-codec/src/utils.rs

@@ -98,8 +98,8 @@ where
 
 impl<'b, C, K, V> minicbor::decode::Decode<'b, C> for KeyValuePairs<K, V>
 where
-    K: Encode<C> + Decode<'b, C> + Clone,
-    V: Encode<C> + Decode<'b, C> + Clone,
+    K: Decode<'b, C> + Clone,
+    V: Decode<'b, C> + Clone,
 {
     fn decode(d: &mut minicbor::Decoder<'b>, ctx: &mut C) -> Result<Self, minicbor::decode::Error> {
         let datatype = d.datatype()?;
@@ -153,7 +153,7 @@ where
 }
 
 /// A struct that maintains a reference to whether a cbor array was indef or not
-#[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Clone)]
+#[derive(Serialize, Deserialize, Debug, PartialEq, Eq, PartialOrd, Ord, Clone)]
 pub enum MaybeIndefArray<A> {
     Def(Vec<A>),
     Indef(Vec<A>),
@@ -290,6 +290,12 @@ where
 #[serde(transparent)]
 pub struct CborWrap<T>(pub T);
 
+impl<T> CborWrap<T> {
+    pub fn unwrap(self) -> T {
+        self.0
+    }
+}
+
 impl<'b, C, T> minicbor::Decode<'b, C> for CborWrap<T>
 where
     T: minicbor::Decode<'b, C>,