From eda76c744ea52c0c8011fbc2108fe92513e679f6 Mon Sep 17 00:00:00 2001
From: Manos Pitsidianakis <el13635@mail.ntua.gr>
Date: Mon, 17 Sep 2018 07:48:50 +0300
Subject: [PATCH] melib: add async blocking join

---
 melib/src/async.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/melib/src/async.rs b/melib/src/async.rs
index 627ed6bd0..0235d93f1 100644
--- a/melib/src/async.rs
+++ b/melib/src/async.rs
@@ -125,4 +125,8 @@ impl<T> Async<T> {
         self.value = Some(v);
         Ok(AsyncStatus::Finished)
     }
+    /// Blocks until thread joins.
+    pub fn join(mut self) -> T {
+        self.worker.take().unwrap().join().unwrap()
+    }
 }