gateway: Expose GatewayOpts getter

gateway/gateway.go

@@ -171,13 +171,17 @@ func NewFromState(gatewayURL string, state State, opts *ws.GatewayOpts) *Gateway
 	}
 
 	gw := ws.NewGateway(ws.NewWebsocket(ws.NewCodec(OpUnmarshalers), gatewayURL), opts)
-
 	return &Gateway{
 		gateway: gw,
 		state:   state,
 	}
 }
 
+// Opts returns a copy of the gateway options that are being used.
+func (g *Gateway) Opts() *ws.GatewayOpts {
+	return g.gateway.Opts()
+}
+
 // State returns a copy of the gateway's internal state. It panics if the
 // gateway is currently running.
 func (g *Gateway) State() State {

utils/ws/gateway.go

@@ -159,6 +159,13 @@ func NewGateway(ws *Websocket, opts *GatewayOpts) *Gateway {
 	}
 }
 
+// Opts returns a copy of the gateway options. The options can only be changed
+// during construction, so a copy is a must.
+func (g *Gateway) Opts() *GatewayOpts {
+	cpy := g.opts
+	return &cpy
+}
+
 // Send is a function to send an Op payload to the Gateway.
 func (g *Gateway) Send(ctx context.Context, data Event) error {
 	op := Op{