Add AbiExample for dashmap and boxcar

Cargo.toml

@@ -140,6 +140,7 @@ bitflags = { version = "2.8.0" }
 blake3 = "1.5.5"
 borsh = { version = "1.5.5", features = ["derive", "unstable__schema"] }
 borsh0-10 = { package = "borsh", version = "0.10.3" }
+boxcar = "0.2.12"
 bs58 = { version = "0.5.1", default-features = false }
 bv = "0.11.1"
 bytemuck = "1.21.0"
@@ -152,6 +153,7 @@ console_error_panic_hook = "0.1.7"
 console_log = "0.2.2"
 criterion = "0.5.1"
 curve25519-dalek = { version = "4.1.3", features = ["digest", "rand_core"] }
+dashmap = { version = "5.5.3", features = ["serde"] }
 derivation-path = { version = "0.2.0", default-features = false }
 digest = "0.10.7"
 ed25519-dalek = "=1.0.1"

frozen-abi/Cargo.toml

@@ -16,9 +16,11 @@ default = []
 frozen-abi = []
 
 [dependencies]
+boxcar = { workspace = true }
 bs58 = { workspace = true, features = ["alloc"] }
 bv = { workspace = true, features = ["serde"] }
 bytes = { workspace = true }
+dashmap = { workspace = true }
 log = { workspace = true, features = ["std"] }
 serde = { workspace = true, features = ["rc"] }
 serde_derive = { workspace = true }

frozen-abi/src/abi_example.rs

@@ -619,3 +619,28 @@ impl<T: AbiExample> AbiExample for std::sync::OnceLock<T> {
         Self::from(T::example())
     }
 }
+
+#[cfg(not(target_os = "solana"))]
+impl<
+        T: std::cmp::Eq + std::hash::Hash + AbiExample,
+        S: AbiExample,
+        H: std::hash::BuildHasher + Default + std::clone::Clone,
+    > AbiExample for dashmap::DashMap<T, S, H>
+{
+    fn example() -> Self {
+        info!("AbiExample for (DashMap<T, S, H>): {}", type_name::<Self>());
+        let map = dashmap::DashMap::default();
+        map.insert(T::example(), S::example());
+        map
+    }
+}
+
+#[cfg(not(target_os = "solana"))]
+impl<T: AbiExample> AbiExample for boxcar::Vec<T> {
+    fn example() -> Self {
+        info!("AbiExample for (boxcar::Vec): {}", type_name::<Self>());
+        let vec = boxcar::Vec::new();
+        vec.push(T::example());
+        vec
+    }
+}