From 364316ba4fe56ad6ef3c2a7db5ee4f0ad5ca3d1a Mon Sep 17 00:00:00 2001
From: dzmitry-lahoda <dzmitry@lahoda.pro>
Date: Mon, 24 Jun 2024 23:55:23 +0100
Subject: [PATCH] borsh

---
 Cargo.toml       | 3 +++
 src/buint/mod.rs | 7 +++++++
 2 files changed, 10 insertions(+)

diff --git a/Cargo.toml b/Cargo.toml
index 02cc1bf..adea055 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -20,6 +20,7 @@ default = []
 nightly = []
 serde = ["dep:serde", "serde-big-array"]
 numtraits = ["num-integer", "num-traits"]
+borsh = ["dep:borsh"]
 
 [dependencies]
 num-integer = { version = "0.1", optional = true, default-features = false }
@@ -34,6 +35,8 @@ quickcheck = { version = "1.0", optional = true, default-features = false }
 valuable = { version = "0.1", optional = true, features = ["derive"], default-features = false }
 # lit-parser = { path = "./lit-parser/", optional = true }
 
+borsh = { version = "^1.5", optional = true, default-features = false, features = ["rc", "std", "unstable__schema"]}
+
 [dev-dependencies]
 quickcheck = "1.0"
 paste = "1.0"
diff --git a/src/buint/mod.rs b/src/buint/mod.rs
index 3d00417..7981cc1 100644
--- a/src/buint/mod.rs
+++ b/src/buint/mod.rs
@@ -11,6 +11,12 @@ use ::{
     serde_big_array::BigArray,
 };
 
+#[cfg(feature = "borsh")]
+use ::{
+    alloc::string::ToString,
+    borsh::{BorshDeserialize, BorshSchema, BorshSerialize},
+};
+
 use core::default::Default;
 
 use core::iter::{Iterator, Product, Sum};
@@ -29,6 +35,7 @@ macro_rules! mod_impl {
 
         #[derive(Clone, Copy, Hash, PartialEq, Eq)]
         #[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
+        #[cfg_attr(feature = "borsh", derive(BorshSerialize, BorshDeserialize, BorshSchema))]
         #[cfg_attr(feature = "arbitrary", derive(arbitrary::Arbitrary))]
         #[cfg_attr(feature = "valuable", derive(valuable::Valuable))]
         #[repr(transparent)]