From 8f35223b11c99d20f421b26ca14f3e11133d7823 Mon Sep 17 00:00:00 2001
From: Alessandro Decina <alessandro.d@gmail.com>
Date: Fri, 6 Jun 2025 13:07:37 +0000
Subject: [PATCH] Add AbiExample for dashmap and boxcar

---
 Cargo.lock                    |  9 +++++++++
 Cargo.toml                    |  2 ++
 frozen-abi/Cargo.toml         |  2 ++
 frozen-abi/src/abi_example.rs | 25 +++++++++++++++++++++++++
 4 files changed, 38 insertions(+)

diff --git a/Cargo.lock b/Cargo.lock
index acf2d6f33..bbc2a2ce0 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -419,6 +419,12 @@ dependencies = [
  "syn 1.0.109",
 ]
 
+[[package]]
+name = "boxcar"
+version = "0.2.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "66bb12751a83493ef4b8da1120451a262554e216a247f14b48cb5e8fe7ed8bdf"
+
 [[package]]
 name = "brotli"
 version = "7.0.0"
@@ -843,6 +849,7 @@ dependencies = [
  "lock_api",
  "once_cell",
  "parking_lot_core",
+ "serde",
 ]
 
 [[package]]
@@ -2956,9 +2963,11 @@ name = "solana-frozen-abi"
 version = "2.2.2"
 dependencies = [
  "bitflags 2.8.0",
+ "boxcar",
  "bs58",
  "bv",
  "bytes",
+ "dashmap",
  "im",
  "log",
  "memmap2",
diff --git a/Cargo.toml b/Cargo.toml
index 807afed85..3e1f6a3c7 100644
--- a/Cargo.toml
+++ b/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"
diff --git a/frozen-abi/Cargo.toml b/frozen-abi/Cargo.toml
index 72efbc459..f17aedfe4 100644
--- a/frozen-abi/Cargo.toml
+++ b/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 }
diff --git a/frozen-abi/src/abi_example.rs b/frozen-abi/src/abi_example.rs
index c844b3a11..d3d272692 100644
--- a/frozen-abi/src/abi_example.rs
+++ b/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
+    }
+}