From d1450cdc4144516cbaa9914d0b08acf5c854060c Mon Sep 17 00:00:00 2001
From: Eliran Pe'er <eliran013@gmail.com>
Date: Fri, 16 Jun 2017 13:18:15 +0300
Subject: [PATCH] Adding fromEventOnce(eventName) method to the socket service,
 to support one-time events and async/await operations

---
 socket-io.service.ts | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/socket-io.service.ts b/socket-io.service.ts
index bcfa713..c8960c1 100644
--- a/socket-io.service.ts
+++ b/socket-io.service.ts
@@ -58,5 +58,9 @@ export class WrappedSocket {
             };
         }).share();
     }
-
+   
+    /* Creates a Promise for a one-time event */
+    fromEventOnce<T>(eventName: string): Promise<T> {
+        return new Promise<T>(resolve => this.once(eventName, resolve));
+    }
 }
\ No newline at end of file