From bc679035f953acca6a5390756ffcc37354637ba2 Mon Sep 17 00:00:00 2001
From: Sean McArthur <sean@seanmonstar.com>
Date: Fri, 6 Oct 2017 12:26:23 -0700
Subject: [PATCH] remove panic from Debug of StreamRef is mutex is poisoned

---
 src/proto/streams/streams.rs | 20 ++++++++++++++------
 1 file changed, 14 insertions(+), 6 deletions(-)

diff --git a/src/proto/streams/streams.rs b/src/proto/streams/streams.rs
index 970e038..1030f6c 100644
--- a/src/proto/streams/streams.rs
+++ b/src/proto/streams/streams.rs
@@ -734,12 +734,20 @@ where
     P: Peer,
 {
     fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
-        let me = self.inner.lock().unwrap();
-        let stream = &me.store[self.key];
-        fmt.debug_struct("StreamRef")
-            .field("stream_id", &stream.id)
-            .field("ref_count", &stream.ref_count)
-            .finish()
+        match self.inner.lock() {
+            Ok(me) => {
+                let stream = &me.store[self.key];
+                fmt.debug_struct("StreamRef")
+                    .field("stream_id", &stream.id)
+                    .field("ref_count", &stream.ref_count)
+                    .finish()
+            },
+            Err(_poisoned) => {
+                fmt.debug_struct("StreamRef")
+                    .field("inner", &"<Poisoned>")
+                    .finish()
+            }
+        }
     }
 }