package command import ( "fmt" "github.com/urfave/cli/v2" ) // QueryFlags defines flags for query subcommand. func QueryFlags() []cli.Flag { return []cli.Flag{ &cli.StringFlag{ Name: "query-field", Usage: "filter parsed query string by field name", EnvVars: []string{"URL_PARSER_QUERY_FIELD"}, }, } } // Query prints out the query part from url. func Query(ctx *cli.Context) error { parts := parseURL(ctx.String("url")) f := ctx.String("query-field") if len(parts.RawQuery) > 0 { if f != "" { if result := parts.Query().Get(f); result != "" { fmt.Println(result) } } else { fmt.Println(parts.RawQuery) } } return nil }