Add option to publish message on object update

update.go

@@ -13,6 +13,10 @@ import (
 // UpdateOptions provides options that may be passed to UpdateWithOptions if
 // the default behavior of Update needs to be changed.
 type UpdateOptions struct {
+	// Notify should be set to true if you would like a message to be published
+	// to the <struct name>:<id> channel once this update completes.
+	Notify bool
+
 	// SetZeroValues should be set to true if you would like to update all zero
 	// values in Redis (e.g. empty strings, 0 ints). By default, when creating
 	// a struct to pass to Update, you may not set each value, which is why
@@ -211,6 +215,11 @@ func updateInternal(id string, ptr interface{}, opts *UpdateOptions) error {
 		}
 	}
 
+	if opts.Notify {
+		// Publish message if notify is enabled
+		pip.Publish(ctx, prefix+":"+id, "")
+	}
+
 	// Don't exec if a pipeline was provided to us
 	if opts.Pipeline == nil {
 		if _, err := pip.Exec(ctx); err != nil {