func PrinterForCommand(outputFormat, template string) (kubectl.ResourcePrinter, bool, error) {
if len(outputFormat) == 0 && len(template) != 0 {
outputFormat = "template"
}
return kubectl.GetPrinter(outputFormat, template)
}
// PrinterForCommand returns the default printer for this command.
// Requires that printer flags have been added to cmd (see AddPrinterFlags).
func PrinterForCommand(cmd *cobra.Command) (kubectl.ResourcePrinter, bool, error) {
outputFormat := GetFlagString(cmd, "output")
// templates are logically optional for specifying a format.
// TODO once https://github.com/kubernetes/kubernetes/issues/12668 is fixed, this should fall back to GetFlagString
templateFile, _ := cmd.Flags().GetString("template")
if len(outputFormat) == 0 && len(templateFile) != 0 {
outputFormat = "template"
}
templateFormat := []string{"go-template=", "go-template-file=", "jsonpath=", "jsonpath-file="}
for _, format := range templateFormat {
if strings.HasPrefix(outputFormat, format) {
templateFile = outputFormat[len(format):]
outputFormat = format[:len(format)-1]
}
}
printer, generic, err := kubectl.GetPrinter(outputFormat, templateFile)
if err != nil {
return nil, generic, err
}
return maybeWrapSortingPrinter(cmd, printer), generic, nil
}
// Complete collects information required to run Convert command from command line.
func (o *ConvertOptions) Complete(f *cmdutil.Factory, out io.Writer, cmd *cobra.Command, args []string) (err error) {
o.outputVersion = cmdutil.OutputVersion(cmd, latest.GroupOrDie("").Version)
if !registered.IsRegisteredAPIVersion(o.outputVersion) {
cmdutil.UsageError(cmd, "'%s' is not a registered version.", o.outputVersion)
}
// build the builder
mapper, typer := f.Object()
if o.local {
fmt.Fprintln(out, "running in local mode...")
o.builder = resource.NewBuilder(mapper, typer, f.NilClientMapperForCommand())
} else {
o.builder = resource.NewBuilder(mapper, typer, f.ClientMapperForCommand())
schema, err := f.Validator(cmdutil.GetFlagBool(cmd, "validate"), cmdutil.GetFlagString(cmd, "schema-cache-dir"))
if err != nil {
return err
}
o.builder = o.builder.Schema(schema)
}
cmdNamespace, _, err := f.DefaultNamespace()
if err != nil {
return err
}
o.builder = o.builder.NamespaceParam(cmdNamespace).
ContinueOnError().
FilenameParam(false, o.filenames...).
Flatten()
// build the printer
o.out = out
outputFormat := cmdutil.GetFlagString(cmd, "output")
templateFile := cmdutil.GetFlagString(cmd, "template")
if len(outputFormat) == 0 {
if len(templateFile) == 0 {
outputFormat = "yaml"
} else {
outputFormat = "template"
}
}
o.printer, _, err = kubectl.GetPrinter(outputFormat, templateFile)
if err != nil {
return err
}
return nil
}
