io: Require core::error::Error for the Error trait

chrysn · chrysn · commit d02f6db11021 · 2025-08-03T10:11:39.000+02:00
diff --git a/embedded-io/src/lib.rs b/embedded-io/src/lib.rs
@@ -176,7 +176,7 @@ impl From<std::io::ErrorKind> for ErrorKind {
 ///
 /// This trait allows generic code to do limited inspecting of errors,
 /// to react differently to different kinds.
-pub trait Error: fmt::Debug {
+pub trait Error: fmt::Debug + core::error::Error {
     /// Get the kind of this error.
     fn kind(&self) -> ErrorKind;
 }

Original file line number	Diff line number	Diff line change
`@@ -176,7 +176,7 @@ impl From<std::io::ErrorKind> for ErrorKind {`
`176`	`176`	`///`
`177`	`177`	`/// This trait allows generic code to do limited inspecting of errors,`
`178`	`178`	`/// to react differently to different kinds.`
`179`		`-pub trait Error: fmt::Debug {`
	`179`	`+pub trait Error: fmt::Debug + core::error::Error {`
`180`	`180`	`/// Get the kind of this error.`
`181`	`181`	`fn kind(&self) -> ErrorKind;`
`182`	`182`	`}`