From 20e8c9ebfa1d7e8cdc36a3516b1bb077d26d5e5b Mon Sep 17 00:00:00 2001
From: nWacky <gosha.evtushenko@gmail.com>
Date: Mon, 16 Sep 2019 15:58:22 +0300
Subject: [PATCH] Add `std::convert::Infallible` implementantion for
 `ResponseError`

---
 actix-http/src/error.rs | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/actix-http/src/error.rs b/actix-http/src/error.rs
index 2c01c86db..9e520c722 100644
--- a/actix-http/src/error.rs
+++ b/actix-http/src/error.rs
@@ -158,6 +158,14 @@ impl<E: ResponseError> ResponseError for TimeoutError<E> {
     }
 }
 
+/// Return `INTERNAL_SERVER_ERROR` for `std::convert::Infallible`
+impl ResponseError for std::convert::Infallible {
+    fn error_response(&self) -> Response {
+        // `std::convert::Infallible` should never happen
+        unreachable!()
+    }
+}
+
 #[derive(Debug, Display)]
 #[display(fmt = "UnknownError")]
 struct UnitError;