func main() { flag.Parse() var client *maps.Client var err error if *apiKey != "" { client, err = maps.NewClient(maps.WithAPIKey(*apiKey)) } else if *clientID != "" || *signature != "" { client, err = maps.NewClient(maps.WithClientIDAndSignature(*clientID, *signature)) } else { usageAndExit("Please specify an API Key, or Client ID and Signature.") } check(err) r := &maps.NearbySearchRequest{ Radius: *radius, Keyword: *keyword, Language: *language, Name: *name, OpenNow: *openNow, PageToken: *pageToken, } parseLocation(*location, r) parsePriceLevels(*minPrice, *maxPrice, r) parseRankBy(*rankBy, r) parsePlaceType(*placeType, r) resp, err := client.NearbySearch(context.Background(), r) check(err) pretty.Println(resp) }