From 6c7ecfb694acf607868c4567285902d0c5013289 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Robert=20J=C3=B6rdens?= <rj@quartiq.de>
Date: Tue, 1 Oct 2024 12:34:44 +0200
Subject: [PATCH] impl core::error::Error for Error

---
 CHANGELOG.md | 4 ++++
 Cargo.toml   | 1 +
 src/lib.rs   | 8 ++++++++
 3 files changed, 13 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3fbcb2c..32952f9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,10 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 * For `Runner::input_byte` the buffer `B` does not need to be `Sized`
 
+### Added
+
+* `impl core::error::Error for Error`
+
 ## [v0.6.0] - 2024-08-30
 
 ### Changed
diff --git a/Cargo.toml b/Cargo.toml
index 38465b3..9e4ae68 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -7,6 +7,7 @@ license = "MIT OR Apache-2.0"
 edition = "2021"
 repository = "https://github.com/rust-embedded-community/menu"
 readme = "README.md"
+rust-version = "1.81.0"
 
 [dependencies]
 embedded-io = "0.6.1"
diff --git a/src/lib.rs b/src/lib.rs
index 00159c4..cdaeff4 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -127,6 +127,14 @@ pub enum Error {
     NotFound,
 }
 
+impl core::fmt::Display for Error {
+    fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
+        core::fmt::Debug::fmt(self, f)
+    }
+}
+
+impl core::error::Error for Error {}
+
 /// Looks for the named parameter in the parameter list of the item, then
 /// finds the correct argument.
 ///