implement Resolver for poofs

Author: roberto-bayardo

examples/sync/src/net/resolver.rs

@@ -232,10 +232,6 @@ where
     Op::Cfg: IsUnit,
     D: Digest,
 {
-    type Family = mmr::Family;
-    type Digest = D;
-    type Error = crate::Error;
-
     async fn current_target(
         &self,
     ) -> Result<CurrentTarget<Self::Family, Self::Digest>, Self::Error> {

storage/src/qmdb/current/sync/mod.rs

@@ -161,14 +161,10 @@ pub(crate) mod tests;
 /// describe the same database state. Callers that learn trusted canonical roots from another source
 /// can cache these targets and use [`TargetMatcher`] to find a target whose root has been trusted
 /// before passing it to [`sync`].
-pub trait CurrentResolver: Send + Sync + Clone + 'static {
-    /// Merkle family used by the database.
-    type Family: Graftable;
-    /// Root digest type.
-    type Digest: Digest;
-    /// Error type returned by the resolver.
-    type Error: std::error::Error + Send + 'static;
-
+pub trait CurrentResolver: qmdb_sync::Resolver
+where
+    Self::Family: Graftable,
+{
     /// Fetch the latest full authenticated [`Target`].
     #[allow(clippy::type_complexity)]
     fn current_target(
@@ -1013,10 +1009,6 @@ macro_rules! impl_current_current_resolver {
             S: Strategy,
             $($($where_extra)+)?
         {
-            type Family = F;
-            type Digest = H::Digest;
-            type Error = qmdb::Error<F>;
-
             async fn current_target(&self) -> Result<Target<F, H::Digest>, Self::Error> {
                 let hasher = qmdb::hasher::<H>();
                 let witness = self.ops_root_witness(&hasher).await?;
@@ -1048,10 +1040,6 @@ macro_rules! impl_current_current_resolver {
             S: Strategy,
             $($($where_extra)+)?
         {
-            type Family = F;
-            type Digest = H::Digest;
-            type Error = qmdb::Error<F>;
-
             async fn current_target(&self) -> Result<Target<F, H::Digest>, Self::Error> {
                 let db = self.read().await;
                 let hasher = qmdb::hasher::<H>();
@@ -1084,10 +1072,6 @@ macro_rules! impl_current_current_resolver {
             S: Strategy,
             $($($where_extra)+)?
         {
-            type Family = F;
-            type Digest = H::Digest;
-            type Error = qmdb::Error<F>;
-
             async fn current_target(&self) -> Result<Target<F, H::Digest>, Self::Error> {
                 let guard = self.read().await;
                 let db = guard.as_ref()