From 65faa3e6995b471fd4be8e43d8d9fe082057ebff Mon Sep 17 00:00:00 2001
From: Pratyush Mishra <pratyushmishra@berkeley.edu>
Date: Mon, 12 Jul 2021 12:04:22 -0700
Subject: [PATCH] `impl ToBytesGadget for Vec<UInt8>` (#76)

---
 CHANGELOG.md    | 2 ++
 src/bits/mod.rs | 6 ++++++
 2 files changed, 8 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 554e6fb..a4cc19d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,8 @@
 
 ### Features
 
+- [\#76](https://github.com/arkworks-rs/r1cs-std/pull/76) Implement `ToBytesGadget` for `Vec<UInt8>`.
+
 ### Improvements
 
 ### Bug Fixes
diff --git a/src/bits/mod.rs b/src/bits/mod.rs
index 3878c84..94ad5fa 100644
--- a/src/bits/mod.rs
+++ b/src/bits/mod.rs
@@ -116,6 +116,12 @@ impl<F: Field> ToBytesGadget<F> for [UInt8<F>] {
     }
 }
 
+impl<F: Field> ToBytesGadget<F> for Vec<UInt8<F>> {
+    fn to_bytes(&self) -> Result<Vec<UInt8<F>>, SynthesisError> {
+        Ok(self.clone())
+    }
+}
+
 impl<'a, F: Field, T: 'a + ToBytesGadget<F>> ToBytesGadget<F> for &'a T {
     fn to_bytes(&self) -> Result<Vec<UInt8<F>>, SynthesisError> {
         (*self).to_bytes()