flags

Documentation

Index

• Variables
• type RegexpValue
  • func NewRegexpValue(values *[]regexp.Regexp) *RegexpValue
  • func (r *RegexpValue) Set(raw string) error
  • func (r *RegexpValue) String() string
  • func (*RegexpValue) Type() string

Variables

var ErrInvalidRegexp = errors.New("invalid regular expression")

ErrInvalidRegexp the regular expression doesn't compile.

Types

type RegexpValue

type RegexpValue struct {
	// contains filtered or unexported fields
}

RegexpValue implements pflag.Value interface to manage an array of regular expressions, thus each command-line flag represents one entry on the array.

func NewRegexpValue

func NewRegexpValue(values *[]regexp.Regexp) *RegexpValue

NewRegexpValue instantiates the RegexpValue with a pointer to the slice, the pointer receives the slice (array) entries.

func (*RegexpValue) Set

func (r *RegexpValue) Set(raw string) error

Set adds a regexp array entry, the raw expression must be compiled successfully.

func (*RegexpValue) String

func (r *RegexpValue) String() string

String shows the current array entries as string.

func (*RegexpValue) Type

func (*RegexpValue) Type() string

Type exposes the "type" to cobra's pflag.Value, a "stringArray" means each command-line flag becomes a single slice entry.