fix compression

Author: kariy

crates/executor/Cargo.toml

@@ -50,7 +50,7 @@ pprof.workspace = true
 rayon.workspace = true
 
 [features]
-native = [ "blockifier/cairo_native", "dep:cairo-native", "dep:rayon" ]
+native = [ "blockifier/cairo_native", "dep:cairo-native", "dep:rayon", "dep:cairo-lang-starknet-classes" ]
 
 [[bench]]
 harness = false

crates/storage/db/src/codecs/mod.rs

@@ -2,7 +2,6 @@
 pub mod postcard;
 
 use katana_primitives::block::FinalityStatus;
-use katana_primitives::class::ContractClass;
 use katana_primitives::contract::ContractAddress;
 use katana_primitives::Felt;
 
@@ -85,19 +84,6 @@ impl Decode for String {
     }
 }
 
-impl Compress for ContractClass {
-    type Compressed = Vec<u8>;
-    fn compress(self) -> Result<Self::Compressed, CodecError> {
-        serde_json::to_vec(&self).map_err(|e| CodecError::Compress(e.to_string()))
-    }
-}
-
-impl Decompress for ContractClass {
-    fn decompress<B: AsRef<[u8]>>(bytes: B) -> Result<Self, CodecError> {
-        serde_json::from_slice(bytes.as_ref()).map_err(|e| CodecError::Decode(e.to_string()))
-    }
-}
-
 impl Compress for FinalityStatus {
     type Compressed = [u8; 1];
     fn compress(self) -> Result<Self::Compressed, CodecError> {

crates/storage/db/src/models/versioned/class/mod.rs

@@ -38,24 +38,24 @@ impl Default for VersionedContractClass {
 impl Compress for VersionedContractClass {
     type Compressed = Vec<u8>;
     fn compress(self) -> Result<Self::Compressed, CodecError> {
-        postcard::to_stdvec(&self).map_err(|e| CodecError::Compress(e.to_string()))
+        serde_json::to_vec(&self).map_err(|e| CodecError::Compress(e.to_string()))
     }
 }
 
 impl Decompress for VersionedContractClass {
     fn decompress<B: AsRef<[u8]>>(bytes: B) -> Result<Self, CodecError> {
         let bytes = bytes.as_ref();
 
-        if let Ok(class) = postcard::from_bytes::<Self>(bytes) {
+        if let Ok(class) = serde_json::from_slice::<Self>(bytes) {
             return Ok(class);
         }
 
         // Try deserializing as V8 (current) first, then fall back to V7
-        if let Ok(class) = postcard::from_bytes::<V8ContractClass>(bytes) {
+        if let Ok(class) = serde_json::from_slice::<V8ContractClass>(bytes) {
             return Ok(VersionedContractClass::V8(class));
         }
 
-        if let Ok(class) = postcard::from_bytes::<v7::ContractClass>(bytes) {
+        if let Ok(class) = serde_json::from_slice::<v7::ContractClass>(bytes) {
             return Ok(VersionedContractClass::V7(class));
         }