Add additional traits and methods to DeprecatedSyscallSelector (#24)

<!-- Reference any GitHub issues resolved by this PR -->

Implements #10 

## Introduced changes

<!-- A brief description of the changes -->

- add missing traits and methods to DeprecatedSyscallSelector

## Checklist

<!-- Make sure all of these are complete -->

- [X] Linked relevant issue
- [ ] Updated relevant documentation
- [ ] Added relevant tests
- [X] Performed self-review of the code
- [X] Added changes to `CHANGELOG.md`

CHANGELOG.md

@@ -8,4 +8,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## [Unreleased]
 
 - removed syscall_counter from ExecutionResources
-- Wrapped CallTraceV1 into Box for better performance
+- wrapped CallTraceV1 into Box for better performance
+- implemented method `DeprecatedSyscallSelector::all()` for getting all possible libfuncs
+- added traits for `DeprecatedSyscallSelector` to allow its conversion from/to a string

Cargo.toml

@@ -25,3 +25,5 @@ serde = { version = "1.0.214", features = ["derive"] }
 serde_json = "1.0.132"
 assert_fs = "1.1.2"
 snapbox = "0.6.19"
+strum = "0.26"
+strum_macros = "0.26"

crates/cairo-annotations/Cargo.toml

@@ -19,6 +19,8 @@ thiserror.workspace = true
 derive_more.workspace = true
 serde.workspace = true
 serde_json.workspace = true
+strum.workspace = true
+strum_macros.workspace = true
 
 [dev-dependencies]
 assert_fs.workspace = true

crates/cairo-annotations/src/trace_data.rs

@@ -2,6 +2,8 @@ use camino::Utf8PathBuf;
 use serde::{Deserialize, Serialize};
 use std::collections::HashMap;
 use std::ops::{AddAssign, Sub, SubAssign};
+use strum::VariantArray;
+use strum_macros::{Display, EnumString, VariantArray};
 
 #[derive(Clone, Debug, Default, Eq, PartialEq, Serialize, Deserialize)]
 pub struct ClassHash(pub String);
@@ -110,7 +112,19 @@ impl SubAssign<&VmExecutionResources> for VmExecutionResources {
     }
 }
 
-#[derive(Clone, Copy, Debug, Deserialize, Serialize, Eq, Hash, PartialEq)]
+#[derive(
+    Clone,
+    Copy,
+    Debug,
+    Display,
+    Deserialize,
+    Serialize,
+    Eq,
+    Hash,
+    PartialEq,
+    EnumString,
+    VariantArray,
+)]
 pub enum DeprecatedSyscallSelector {
     CallContract,
     DelegateCall,
@@ -146,6 +160,13 @@ pub enum DeprecatedSyscallSelector {
     Sha256ProcessBlock,
 }
 
+impl DeprecatedSyscallSelector {
+    #[must_use]
+    pub fn all() -> &'static [Self] {
+        Self::VARIANTS
+    }
+}
+
 #[derive(Clone, Debug, Default, Eq, PartialEq, Serialize, Deserialize)]
 pub struct CallEntryPoint {
     pub class_hash: Option<ClassHash>,