tweak mux, disable gosec

Author: jakebailey

.travis.yml

@@ -14,7 +14,7 @@ before_install:
 
 script:
   - $GOPATH/bin/goveralls -service=travis-ci
-  - $GOPATH/bin/gometalinter ./... > gometalinter-report.out || true
+  - $GOPATH/bin/gometalinter --disable=gosec ./... > gometalinter-report.out || true
   - go test -json ./... > report.json
   - go test -coverprofile=coverage.out ./...
   - sonar-scanner

irchandle/mux.go

@@ -13,8 +13,7 @@ type Mux struct {
 
 func NewMux() *Mux {
 	return &Mux{
-		m:        make(map[string]Handler),
-		notFound: HandlerFunc(func(context.Context, irc.Encoder, *irc.Message) {}),
+		m: make(map[string]Handler),
 	}
 }
 
@@ -40,7 +39,9 @@ func (mux *Mux) HandleMessage(ctx context.Context, e irc.Encoder, m *irc.Message
 		handler = mux.notFound
 	}
 
-	handler.HandleMessage(ctx, e, m)
+	if handler != nil {
+		handler.HandleMessage(ctx, e, m)
+	}
 }
 
 func (mux *Mux) NotFound(handler Handler) {