Update nlopes/slack dep to work with latest Slack api changes

Signed-off-by: Prasad Ghangal <prasad.ghangal@gmail.com>

.travis.yml

@@ -1,7 +1,7 @@
 language: go
 
 go:
-  - '1.12'
+  - '1.13'
 
 services:
   - docker

go.mod

@@ -26,7 +26,7 @@ require (
 	github.com/mattermost/mattermost-server v5.11.1+incompatible
 	github.com/mattn/go-sqlite3 v1.11.0 // indirect
 	github.com/nicksnyder/go-i18n v1.10.1 // indirect
-	github.com/nlopes/slack v0.5.1-0.20190623232825-2891986e2a3e
+	github.com/nlopes/slack v0.6.1-0.20191106133607-d06c2a2b3249
 	github.com/olivere/elastic v6.2.21+incompatible
 	github.com/onsi/ginkgo v1.10.2 // indirect
 	github.com/pborman/uuid v1.2.0 // indirect
@@ -55,3 +55,5 @@ require (
 	k8s.io/client-go v0.0.0-20190918160344-1fbdaa4c8d90
 	k8s.io/kube-openapi v0.0.0-20190918143330-0270cf2f1c1d // indirect
 )
+
+go 1.13

go.sum

@@ -145,6 +145,8 @@ github.com/nicksnyder/go-i18n v1.10.1 h1:isfg77E/aCD7+0lD/D00ebR2MV5vgeQ276WYyDa
 github.com/nicksnyder/go-i18n v1.10.1/go.mod h1:e4Di5xjP9oTVrC6y3C7C0HoSYXjSbhh/dU0eUV32nB4=
 github.com/nlopes/slack v0.5.1-0.20190623232825-2891986e2a3e h1:4X/3/ywN6f+XITaDoI9GjXbF7MHk7fuunXsEWZX1GLc=
 github.com/nlopes/slack v0.5.1-0.20190623232825-2891986e2a3e/go.mod h1:JzQ9m3PMAqcpeCam7UaHSuBuupz7CmpjehYMayT6YOk=
+github.com/nlopes/slack v0.6.1-0.20191106133607-d06c2a2b3249 h1:Pr5gZa2VcmktVwq0lyC39MsN5tz356vC/pQHKvq+QBo=
+github.com/nlopes/slack v0.6.1-0.20191106133607-d06c2a2b3249/go.mod h1:JzQ9m3PMAqcpeCam7UaHSuBuupz7CmpjehYMayT6YOk=
 github.com/olivere/elastic v6.2.21+incompatible h1:QnTuofzxOCV5FrYLywjkMxOmOWhAeild1VXxKRksK9Y=
 github.com/olivere/elastic v6.2.21+incompatible/go.mod h1:J+q1zQJTgAz9woqsbVRqGeB5G1iqDKVBWLNSYW8yfJ8=
 github.com/onsi/ginkgo v0.0.0-20170829012221-11459a886d9c/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=

pkg/bot/slack.go

@@ -66,7 +66,7 @@ func (b *SlackBot) Start() {
 	for msg := range RTM.IncomingEvents {
 		switch ev := msg.Data.(type) {
 		case *slack.ConnectedEvent:
-			logging.Logger.Debug("Connection Info: ", ev.Info)
+			logging.Logger.Debug("BotKube connected!")
 
 		case *slack.MessageEvent:
 			// Skip if message posted by BotKube
@@ -84,9 +84,16 @@ func (b *SlackBot) Start() {
 		case *slack.RTMError:
 			logging.Logger.Errorf("Slack RMT error: %+v", ev.Error())
 
+		case *slack.IncomingEventError:
+			logging.Logger.Errorf("Slack incoming event error: %+v", ev.Error())
+
+		case *slack.UnmarshallingErrorEvent:
+			logging.Logger.Errorf("Slack unmarshalling error: %+v", ev.Error())
+
 		case *slack.InvalidAuthEvent:
 			logging.Logger.Error("Invalid Credentials")
 			return
+
 		default:
 		}
 	}