From a3831b2e3953154ab6109b5ecffce5484922d890 Mon Sep 17 00:00:00 2001
From: embr <git@liclac.eu>
Date: Mon, 31 Aug 2026 17:55:53 +0200
Subject: [PATCH] error: Optionally derive defmt::Format

---
 Cargo.toml   | 2 ++
 src/error.rs | 1 +
 2 files changed, 3 insertions(+)

diff --git a/Cargo.toml b/Cargo.toml
index a99c116..eb376e5 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -16,6 +16,8 @@ rust-version = "1.85"
 default = ["std"]
 std = []
 derive = ["dep:scroll_derive"]
+defmt = ["dep:defmt"]
 
 [dependencies]
+defmt = { version = "1.1.1", optional = true }
 scroll_derive = { version = "0.13", optional = true, path = "scroll_derive" }
diff --git a/src/error.rs b/src/error.rs
index ea58b82..9c7ddad 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -4,6 +4,7 @@ use core::{error, result};
 use std::io;
 
 #[derive(Debug)]
+#[cfg_attr(feature = "scroll", derive(defmt::Format))]
 /// A custom Scroll error
 pub enum Error {
     /// The type you tried to read was too big