1 files changed, 46 insertions, 6 deletions
diff --git a/packages/contracts/src/contracts/current/test/TestLibBytes/TestLibBytes.sol b/packages/contracts/src/contracts/current/test/TestLibBytes/TestLibBytes.sol
index 69554605d..22c84504c 100644
--- a/packages/contracts/src/contracts/current/test/TestLibBytes/TestLibBytes.sol
+++ b/packages/contracts/src/contracts/current/test/TestLibBytes/TestLibBytes.sol
@@ -68,7 +68,8 @@ contract TestLibBytes is
     /// @return address from byte array.
     function publicReadAddress(
         bytes memory b,
-        uint256 index)
+        uint256 index
+    )
         public
         pure
         returns (address result)
@@ -84,7 +85,8 @@ contract TestLibBytes is
     function publicWriteAddress(
         bytes memory b,
         uint256 index,
-        address input)
+        address input
+    )
         public
         pure
         returns (bytes memory)
@@ -99,7 +101,8 @@ contract TestLibBytes is
     /// @return bytes32 value from byte array.
     function publicReadBytes32(
         bytes memory b,
-        uint256 index)
+        uint256 index
+    )
         public
         pure
         returns (bytes32 result)
@@ -115,7 +118,8 @@ contract TestLibBytes is
     function publicWriteBytes32(
         bytes memory b,
         uint256 index,
-        bytes32 input)
+        bytes32 input
+    )
         public
         pure
         returns (bytes memory)
@@ -130,7 +134,8 @@ contract TestLibBytes is
     /// @return uint256 value from byte array.
     function publicReadUint256(
         bytes memory b,
-        uint256 index)
+        uint256 index
+    )
         public
         pure
         returns (uint256 result)
@@ -146,7 +151,8 @@ contract TestLibBytes is
     function publicWriteUint256(
         bytes memory b,
         uint256 index,
-        uint256 input)
+        uint256 input
+    )
         public
         pure
         returns (bytes memory)
@@ -166,4 +172,38 @@ contract TestLibBytes is
         result = readFirst4(b);
         return result;
     }
+
+    /// @dev Reads nested bytes from a specific position.
+    /// @param b Byte array containing nested bytes.
+    /// @param index Index of nested bytes.
+    /// @return result Nested bytes.
+    function publicReadBytes(
+        bytes memory b,
+        uint256 index
+    )
+        public
+        pure
+        returns (bytes memory result)
+    {
+        result = readBytes(b, index);
+        return result;
+    }
+
+    /// @dev Inserts bytes at a specific position in a byte array.
+    /// @param b Byte array to insert <input> into.
+    /// @param index Index in byte array of <input>.
+    /// @param input bytes to insert.
+    /// @return b Updated input byte array
+    function publicWriteBytes(
+        bytes memory b,
+        uint256 index,
+        bytes memory input
+    )
+        public
+        pure
+        returns (bytes memory)
+    {
+        writeBytes(b, index, input);
+        return b;
+    }
 }