package grpc import ( "github.com/micro/go-micro/client" ) type grpcPublication struct { topic string contentType string payload interface{} } func newGRPCPublication(topic string, payload interface{}, contentType string, opts ...client.MessageOption) client.Message { var options client.MessageOptions for _, o := range opts { o(&options) } if len(options.ContentType) > 0 { contentType = options.ContentType } return &grpcPublication{ payload: payload, topic: topic, contentType: contentType, } } func (g *grpcPublication) ContentType() string { return g.contentType } func (g *grpcPublication) Topic() string { return g.topic } func (g *grpcPublication) Payload() interface{} { return g.payload }