Added PoW error.

js/models/messages.js

@@ -846,7 +846,8 @@
         e.name === 'OutgoingMessageError' ||
         e.name === 'SendMessageNetworkError' ||
         e.name === 'SignedPreKeyRotationError' ||
-        e.name === 'OutgoingIdentityKeyError'
+        e.name === 'OutgoingIdentityKeyError' ||
+        e.name === 'PoWError'
       );
     },
 

libtextsecure/errors.js

@@ -127,6 +127,21 @@
   }
   inherit(Error, UnregisteredUserError);
 
+  function PoWError(number, error) {
+     // eslint-disable-next-line prefer-destructuring
+     this.number = number.split('.')[0];
+
+     ReplayableError.call(this, {
+       name: 'PoWError',
+       message: 'Failed to calculate PoW',
+     });
+
+     if (error) {
+       appendStack(this, error);
+     }
+  }
+  inherit(ReplayableError, PoWError);
+
   window.textsecure.UnregisteredUserError = UnregisteredUserError;
   window.textsecure.SendMessageNetworkError = SendMessageNetworkError;
   window.textsecure.IncomingIdentityKeyError = IncomingIdentityKeyError;
@@ -135,4 +150,5 @@
   window.textsecure.OutgoingMessageError = OutgoingMessageError;
   window.textsecure.MessageError = MessageError;
   window.textsecure.SignedPreKeyRotationError = SignedPreKeyRotationError;
+  window.textsecure.PoWError = PoWError;
 })();

libtextsecure/outgoing_message.js

@@ -195,6 +195,8 @@ OutgoingMessage.prototype = {
           throw new textsecure.UnregisteredUserError(number, e);
         }
         throw new textsecure.SendMessageNetworkError(number, '', e, timestamp);
+      } else if (e.name === 'TimedOutError') {
+        throw new textsecure.PoWError(number, e);
       }
       throw e;
     }