Fix merge issues

Signed-off-by: Filippo Costa <filippo@sovlabs.io>

module-system/sov-state/src/map.rs

@@ -37,16 +37,9 @@ impl<K, V> StateMap<K, V> {
     }
 }
 
-impl<K, V, C> StateMap<K, V, C>
-where
-    C: StateCodec<K, V>,
-{
-    /// Creates a new [`StateMap`] with the given prefix and codec.
-    ///
-    /// Note that `codec` must implement [`StateCodec`]. You can use
-    /// [`PairOfCodecs`](crate::codec::PairOfCodecs) if you wish to decouple key
-    /// and value codecs.
-    pub fn with_codec(prefix: Prefix, codec: C) -> Self {
+impl<K, V, VC> StateMap<K, V, VC> {
+    /// Creates a new [`StateMap`] with the given prefix and [`StateValueCodec`].
+    pub fn with_codec(prefix: Prefix, codec: VC) -> Self {
         Self {
             _phantom: (PhantomData, PhantomData),
             value_codec: codec,
@@ -124,7 +117,7 @@ where
 
     /// Returns the value corresponding to the key or [`StateMapError`] if key is absent in
     /// the map.
-    pub fn get_or_err<S: Storage>(
+    pub fn get_or_err<Q, S: Storage>(
         &self,
         key: &Q,
         working_set: &mut WorkingSet<S>,

module-system/sov-state/src/vec.rs

@@ -3,11 +3,9 @@ use std::marker::PhantomData;
 
 use thiserror::Error;
 
-use crate::codec::{BorshCodec, PairOfCodecs, StateValueCodec};
+use crate::codec::{BorshCodec, StateValueCodec};
 use crate::{Prefix, StateMap, StateValue, Storage, WorkingSet};
 
-type InternalCodec<C> = PairOfCodecs<BorshCodec, C>;
-
 #[derive(Debug, Clone)]
 pub struct StateVec<V, VC = BorshCodec>
 where
@@ -16,7 +14,7 @@ where
     _phantom: PhantomData<V>,
     prefix: Prefix,
     len_value: StateValue<usize>,
-    elems: StateMap<usize, V, InternalCodec<VC>>,
+    elems: StateMap<usize, V, VC>,
 }
 
 /// Error type for `StateVec` get method.
@@ -50,8 +48,7 @@ where
         // details of `StateValue` and `StateMap` as they both have the right to
         // reserve the whole key space for themselves.
         let len_value = StateValue::<usize>::new(prefix.extended(b"l"));
-        let elems =
-            StateMap::with_codec(prefix.extended(b"e"), InternalCodec::new(BorshCodec, codec));
+        let elems = StateMap::with_codec(prefix.extended(b"e"), codec);
         Self {
             _phantom: PhantomData,
             prefix,