flag

Documentation

Index

• func PrintSections(w io.Writer, fss NamedFlagSets, cols int)
• func SetUsageAndHelpFunc(cmd *cobra.Command, fss NamedFlagSets, cols int)
• type NamedFlagSets
  • func (nfs *NamedFlagSets) FlagSet(name string) *pflag.FlagSet

Functions

func PrintSections

func PrintSections(w io.Writer, fss NamedFlagSets, cols int)

PrintSections prints the given names flag sets in sections, with the maximal given column number. If cols is zero, lines are not wrapped.

func SetUsageAndHelpFunc

func SetUsageAndHelpFunc(cmd *cobra.Command, fss NamedFlagSets, cols int)

SetUsageAndHelpFunc set both usage and help function. Print the flag sets we need instead of all of them.

Types

type NamedFlagSets

type NamedFlagSets struct {
	// Order is an ordered list of flag set names.
	Order []string
	// FlagSets stores the flag sets by name.
	FlagSets map[string]*pflag.FlagSet
	// NormalizeNameFunc is the normalize function which used to initialize FlagSets created by NamedFlagSets.
	NormalizeNameFunc func(f *pflag.FlagSet, name string) pflag.NormalizedName
}

NamedFlagSets stores named flag sets in the order of calling FlagSet.

func (*NamedFlagSets) FlagSet

func (nfs *NamedFlagSets) FlagSet(name string) *pflag.FlagSet

FlagSet returns the flag set with the given name and adds it to the ordered name list if it is not in there yet.