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package validate
import (
"fmt"
"github.com/pkg/errors"
"github.com/spf13/cobra"
)
// NoArgs returns an error if any args are included.
func NoArgs(cmd *cobra.Command, args []string) error {
if len(args) > 0 {
return fmt.Errorf("`%s` takes no arguments", cmd.CommandPath())
}
return nil
}
// SubCommandExists returns an error if no sub command is provided
func SubCommandExists(cmd *cobra.Command, args []string) error {
if len(args) > 0 {
return errors.Errorf("unrecognized command `%[1]s %[2]s`\nTry '%[1]s --help' for more information.", cmd.CommandPath(), args[0])
}
return errors.Errorf("missing command '%[1]s COMMAND'\nTry '%[1]s --help' for more information.", cmd.CommandPath())
}
// IdOrLatestArgs used to validate a nameOrId was provided or the "--latest" flag
func IdOrLatestArgs(cmd *cobra.Command, args []string) error {
if len(args) > 1 || (len(args) == 0 && !cmd.Flag("latest").Changed) {
return fmt.Errorf("`%s` requires a name, id or the \"--latest\" flag", cmd.CommandPath())
}
return nil
}
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