add serde feature (#422)

Cargo.toml

@@ -23,7 +23,8 @@ required-features = ["build-cli"]
 default = ["build-cli", "with-runtime"]
 build-cli = ["clap", "tracing-subscriber"]
 with-debug-utils = []
-with-runtime = ["cairo-native-runtime"]
+with-runtime = ["dep:cairo-native-runtime"]
+with-serde = ["dep:serde"]
 
 [dependencies]
 bumpalo = "3.14"
@@ -63,6 +64,7 @@ libloading = "0.8.1"
 tracing-subscriber = { version = "0.3", features = [
   "env-filter",
 ], optional = true }
+serde = { version = "1.0.195", features = ["derive"], optional = true }
 
 [dev-dependencies]
 cairo-felt = "0.8.5"

src/executor.rs

@@ -450,8 +450,8 @@ impl<'a> ArgumentMapper<'a> {
                 self.push_aligned(get_integer_layout(252).align(), &value.to_le_digits());
             }
             (CoreTypeConcrete::Felt252Dict(_), JitValue::Felt252Dict { .. }) => {
-                #[cfg(not(feature = "cairo-native-runtime"))]
-                unimplemented!("enable the `cairo-native-runtime` feature to use felt252 dicts");
+                #[cfg(not(feature = "with-runtime"))]
+                unimplemented!("enable the `with-runtime` feature to use felt252 dicts");
 
                 // TODO: Assert that `info.ty` matches all the values' types.
 

src/starknet.rs

@@ -15,11 +15,13 @@ pub struct Felt252Abi(pub [u8; 32]);
 /// Binary representation of a `u256` (in MLIR).
 // TODO: This shouldn't need to be public.
 #[derive(Debug, Clone)]
+#[cfg_attr(feature = "with-serde", derive(serde::Serialize, serde::Deserialize))]
 #[cfg_attr(target_arch = "x86_64", repr(C, align(8)))]
 #[cfg_attr(not(target_arch = "x86_64"), repr(C, align(16)))]
 pub struct U256(pub [u8; 32]);
 
 #[derive(Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
+#[cfg_attr(feature = "with-serde", derive(serde::Serialize, serde::Deserialize))]
 pub struct ExecutionInfo {
     pub block_info: BlockInfo,
     pub tx_info: TxInfo,
@@ -29,6 +31,7 @@ pub struct ExecutionInfo {
 }
 
 #[derive(Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
+#[cfg_attr(feature = "with-serde", derive(serde::Serialize, serde::Deserialize))]
 pub struct ExecutionInfoV2 {
     pub block_info: BlockInfo,
     pub tx_info: TxV2Info,
@@ -38,6 +41,7 @@ pub struct ExecutionInfoV2 {
 }
 
 #[derive(Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
+#[cfg_attr(feature = "with-serde", derive(serde::Serialize, serde::Deserialize))]
 pub struct TxV2Info {
     pub version: Felt,
     pub account_contract_address: Felt,
@@ -55,20 +59,23 @@ pub struct TxV2Info {
 }
 
 #[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
+#[cfg_attr(feature = "with-serde", derive(serde::Serialize, serde::Deserialize))]
 pub struct ResourceBounds {
     pub resource: Felt,
     pub max_amount: u64,
     pub max_price_per_unit: u128,
 }
 
 #[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
+#[cfg_attr(feature = "with-serde", derive(serde::Serialize, serde::Deserialize))]
 pub struct BlockInfo {
     pub block_number: u64,
     pub block_timestamp: u64,
     pub sequencer_address: Felt,
 }
 
 #[derive(Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
+#[cfg_attr(feature = "with-serde", derive(serde::Serialize, serde::Deserialize))]
 pub struct TxInfo {
     pub version: Felt,
     pub account_contract_address: Felt,

src/values.rs

@@ -29,6 +29,7 @@ use std::{alloc::Layout, collections::HashMap, ops::Neg, ptr::NonNull};
 ///
 /// A Boxed value or a non-null Nullable value is returned with it's inner value.
 #[derive(Clone, Educe)]
+#[cfg_attr(feature = "with-serde", derive(serde::Serialize, serde::Deserialize))]
 #[educe(Debug, Eq, PartialEq)]
 pub enum JitValue {
     Felt252(#[educe(Debug(method(std::fmt::Display::fmt)))] Felt),