Add util

util/http/options.go

@@ -0,0 +1,17 @@
+package http
+
+import (
+	"github.com/micro/go-micro/registry"
+)
+
+type Options struct {
+	Registry registry.Registry
+}
+
+type Option func(*Options)
+
+func WithRegistry(r registry.Registry) Option {
+	return func(o *Options) {
+		o.Registry = r
+	}
+}