From 071921a9cf1da64b3ed5b5682ff82a8d2ddbd3d4 Mon Sep 17 00:00:00 2001
From: Jur van den Berg <Jurl.berg@gmail.com>
Date: Wed, 23 May 2018 20:30:10 +0200
Subject: [PATCH] Add send to streams

---
 src/machine.rs | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/machine.rs b/src/machine.rs
index ccef42d..f6eac7e 100644
--- a/src/machine.rs
+++ b/src/machine.rs
@@ -31,8 +31,8 @@ pub struct Machine {
     #[cfg(feature = "bonus:heap")]
     pub heap: Heap,
 
-    pub stream_in: Box<Read>,
-    pub stream_out: Rc<Mutex<Write>>,
+    pub stream_in: Box<Read + Send>,
+    pub stream_out: Rc<Mutex<Write + Send>>,
 
 }
 
@@ -148,11 +148,11 @@ impl Machine {
         Ok(self.block.read_u8()? as usize)
     }
 
-    pub fn set_input(&mut self, instream: Box<Read>) {
+    pub fn set_input(&mut self, instream: Box<Read + Send>) {
         self.stream_in = instream;
     }
 
-    pub fn set_output(&mut self, outstream: Rc<Mutex<Write>>) {
+    pub fn set_output(&mut self, outstream: Rc<Mutex<Write + Send>>) {
         self.stream_out = outstream;
     }
 }
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