// RunCommand implements the subcommand "costanalyzer <collection> <collection> ..."
func (c command) RunCommand(prog string, args []string, stdin io.Reader, stdout, stderr io.Writer) int {
var err error
logger := ctxlog.New(stderr, "text", "info")
// RunCommand implements the subcommand "costanalyzer <collection> <collection> ..."
func (c command) RunCommand(prog string, args []string, stdin io.Reader, stdout, stderr io.Writer) int {
var err error
logger := ctxlog.New(stderr, "text", "info")