upgrade osc-go library to v0.3.0 and handle new error cases

internal/processor/osc-message-encode.go

@@ -3,6 +3,7 @@ package processor
 import (
 	"context"
 	"errors"
+	"fmt"
 
 	osc "github.com/jwetzell/osc-go"
 	"github.com/jwetzell/showbridge-go/internal/common"
@@ -22,7 +23,12 @@ func (ome *OSCMessageEncode) Process(ctx context.Context, wrappedPayload common.
 		return wrappedPayload, errors.New("osc.message.encode processor only accepts an *OSCMessage")
 	}
 
-	wrappedPayload.Payload = payloadMessage.ToBytes()
+	bytes, err := payloadMessage.ToBytes()
+	if err != nil {
+		wrappedPayload.End = true
+		return wrappedPayload, fmt.Errorf("osc.message.encode processor failed to encode OSCMessage: %w", err)
+	}
+	wrappedPayload.Payload = bytes
 	return wrappedPayload, nil
 }
 

internal/processor/test/osc-message-decode_test.go

@@ -104,7 +104,7 @@ func TestBadOSCMessageDecode(t *testing.T) {
 		{
 			name:        "invalid OSC payload",
 			payload:     []byte{47, 116, 101, 115, 116, 0},
-			errorString: "osc.message.decode processor failed to decode OSC message: string data is not properly padded",
+			errorString: "osc.message.decode processor failed to decode OSC message: OSC string is not properly padded",
 		},
 	}
 

internal/processor/test/osc-message-encode_test.go

@@ -89,6 +89,14 @@ func TestBadOSCMessageEncode(t *testing.T) {
 			payload:     "test",
 			errorString: "osc.message.encode processor only accepts an *OSCMessage",
 		},
+		{
+			name: "invalid OSC message argument",
+			payload: &osc.OSCMessage{
+				Address: "test",
+				Args:    []osc.OSCArg{},
+			},
+			errorString: "osc.message.encode processor failed to encode OSCMessage: OSC Message address must start with /",
+		},
 	}
 
 	for _, test := range tests {