From 6820d580fec94e2ed067fde9772043474c6f96ad Mon Sep 17 00:00:00 2001
From: Ethan Pailes <ethanpailes@gmail.com>
Date: Sun, 9 Dec 2018 18:31:35 -0500
Subject: [PATCH] impl ResponseError for SendError when possible

Closes #528
---
 CHANGES.md   | 2 ++
 src/error.rs | 6 +++++-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/CHANGES.md b/CHANGES.md
index 6092544e9..37ecfafe7 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,5 +1,7 @@
 # Changes
 
+* `SendError` now implements `ResponseError`.
+
 ## [0.7.15] - 2018-12-05
 
 ## Changed
diff --git a/src/error.rs b/src/error.rs
index 1766c1523..f4ea981c0 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -5,7 +5,7 @@ use std::string::FromUtf8Error;
 use std::sync::Mutex;
 use std::{fmt, io, result};
 
-use actix::MailboxError;
+use actix::{MailboxError, SendError};
 use cookie;
 use failure::{self, Backtrace, Fail};
 use futures::Canceled;
@@ -136,6 +136,10 @@ pub trait ResponseError: Fail + InternalResponseErrorAsFail {
     }
 }
 
+impl<T> ResponseError for SendError<T>
+where T: Send + Sync + 'static {
+}
+
 impl fmt::Display for Error {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         fmt::Display::fmt(&self.cause, f)