package client import ( "context" ) type clientCallOptions struct { Client opts []CallOption } func (s *clientCallOptions) Call(ctx context.Context, req Request, rsp interface{}, opts ...CallOption) error { return s.Client.Call(ctx, req, rsp, append(s.opts, opts...)...) } func (s *clientCallOptions) Stream(ctx context.Context, req Request, opts ...CallOption) (Stream, error) { return s.Client.Stream(ctx, req, append(s.opts, opts...)...) } // NewClientCallOptions add CallOption to every call func NewClientCallOptions(c Client, opts ...CallOption) Client { return &clientCallOptions{c, opts} }