From 22d5b2e3053ad66ce3b30eba3adfca70bc8e389d Mon Sep 17 00:00:00 2001 From: Jhon Honce Date: Wed, 29 Apr 2020 15:44:44 -0700 Subject: V2 enable ps tests * Combine cobra.Command helper functions into validate package from registry and common packages * Introduce ChoiceValue for flags Signed-off-by: Jhon Honce --- cmd/podman/validate/args.go | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 cmd/podman/validate/args.go (limited to 'cmd/podman/validate/args.go') diff --git a/cmd/podman/validate/args.go b/cmd/podman/validate/args.go new file mode 100644 index 000000000..14b4d7897 --- /dev/null +++ b/cmd/podman/validate/args.go @@ -0,0 +1,32 @@ +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 +} -- cgit v1.2.3-54-g00ecf