flagutil

Documentation

Index

• type Array
  • func NewArray(name, description string) *Array
  • func (a *Array) GetOptionalArg(argIdx int) string
  • func (a *Array) Set(value string) error
  • func (a *Array) String() string

Types

type Array

type Array []string

Array is a flag that holds an array of values.

It may be set either by specifying multiple flags with the given name passed to NewArray or by joining flag values by comma.

The following example sets equivalent flag array with two items (value1, value2):

-foo=value1 -foo=value2
-foo=value1,value2

Flag values may be quoted. For instance, the following arg creates an array of ("a", "b, c") items:

-foo='a,"b, c"'

func NewArray

func NewArray(name, description string) *Array

NewArray returns new Array with the given name and description.

func (*Array) GetOptionalArg

func (a *Array) GetOptionalArg(argIdx int) string

GetOptionalArg returns optional arg under the given argIdx.

func (*Array) Set

func (a *Array) Set(value string) error

Set implements flag.Value interface

func (*Array) String

func (a *Array) String() string

String implements flag.Value interface