Add subchannel error handler, copy waitForReady wrapper from 1.11

grpc · Apr 20, 2018 · 0b075f1 · 0b075f1
1 parent cad47e4
commit 0b075f1
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diff --git a/packages/grpc-js-core/src/channel.ts b/packages/grpc-js-core/src/channel.ts
@@ -191,6 +191,7 @@ export class Http2Channel extends EventEmitter implements Channel {
                              ConnectivityState.TRANSIENT_FAILURE);
     };
     subChannel.once('close', this.subChannelCloseCallback);
+    subChannel.once('error', this.subChannelCloseCallback);
   }
 
   constructor(

diff --git a/packages/grpc-js-core/src/index.ts b/packages/grpc-js-core/src/index.ts
@@ -85,3 +85,8 @@ export {
  * @param client The client to close.
  */
 export const closeClient = (client: Client) => client.close();
+
+export const waitForClientReady =
+    (client: Client, deadline: Date|number,
+     callback: (error: Error|null) => void) =>
+        client.waitForReady(deadline, callback);