Change Deref into AsRef for serialization

Author: ikripaka

src/serde.rs

@@ -57,7 +57,7 @@ impl Serialize for WitnessName {
     where
         S: Serializer,
     {
-        serializer.serialize_str(self)
+        serializer.serialize_str(self.as_ref())
     }
 }
 
@@ -80,7 +80,7 @@ impl Serialize for Parameters {
     where
         S: Serializer,
     {
-        let map_ref = &**self;
+        let map_ref = self.as_ref();
         let mut map = serializer.serialize_map(Some(map_ref.len()))?;
         for (key, value) in map_ref {
             map.serialize_entry(key, value)?;
@@ -94,7 +94,7 @@ impl Serialize for WitnessTypes {
     where
         S: Serializer,
     {
-        let map_ref = &**self;
+        let map_ref = self.as_ref();
         let mut map = serializer.serialize_map(Some(map_ref.len()))?;
         for (key, value) in map_ref {
             map.serialize_entry(key, value)?;

src/str.rs

@@ -125,10 +125,8 @@ pub struct WitnessName(Arc<str>);
 wrapped_string!(WitnessName, "witness name");
 impl_arbitrary_lowercase_alpha!(WitnessName);
 
-impl std::ops::Deref for WitnessName {
-    type Target = str;
-
-    fn deref(&self) -> &Self::Target {
+impl AsRef<str> for WitnessName {
+    fn as_ref(&self) -> &str {
         self.0.as_ref()
     }
 }

src/witness.rs

@@ -94,10 +94,8 @@ pub struct WitnessTypes(Arc<HashMap<WitnessName, ResolvedType>>);
 
 impl_name_type_map!(WitnessTypes);
 
-impl std::ops::Deref for WitnessTypes {
-    type Target = HashMap<WitnessName, ResolvedType>;
-
-    fn deref(&self) -> &Self::Target {
+impl AsRef<HashMap<WitnessName, ResolvedType>> for WitnessTypes {
+    fn as_ref(&self) -> &HashMap<WitnessName, ResolvedType> {
         self.0.as_ref()
     }
 }
@@ -159,10 +157,8 @@ pub struct Parameters(Arc<HashMap<WitnessName, ResolvedType>>);
 
 impl_name_type_map!(Parameters);
 
-impl std::ops::Deref for Parameters {
-    type Target = HashMap<WitnessName, ResolvedType>;
-
-    fn deref(&self) -> &Self::Target {
+impl AsRef<HashMap<WitnessName, ResolvedType>> for Parameters {
+    fn as_ref(&self) -> &HashMap<WitnessName, ResolvedType> {
         self.0.as_ref()
     }
 }