types

Documentation

Index

• Constants
• func IsFilename(s string) bool
• func IsIdentifier(s string) bool
• type Label
  • func NewLabel(prefix string, parts ...string) Label
  • func ParseLabel(v string) (Label, error)
  • func (l Label) Prefix() string

Constants

const (
	LabelSeparator = "."
)

const (
	// An file is a string which starts with a letter or number and is followed by
	// letters, numbers, underscores or hyphens and punkts. If needs to be at least
	// 2 characters long. If cannot end with a punkt, underscore or hyphen.
	ReFilename = `[a-zA-Z0-9][a-zA-Z0-9_\-\.]*[a-zA-Z0-9]`
)

const (
	// An identifier is a string which starts with a letter and is followed by
	// letters, numbers, underscores or hyphens. It must be between 1 and 32 characters
	ReIdentifier = `[a-zA-Z][a-zA-Z0-9_\-]{0,31}`
)

Functions

func IsFilename

func IsFilename(s string) bool

Return true if the string is a valid filename

func IsIdentifier

func IsIdentifier(s string) bool

Return true if the string is a valid identifier

Types

type Label

type Label string

func NewLabel

func NewLabel(prefix string, parts ...string) Label

NewLabel returns a new label which is a concatenation of the prefix and parts, separated by a period. Returns an empty string if the prefix or any of the parts are not valid identifiers

func ParseLabel

func ParseLabel(v string) (Label, error)

func (Label) Prefix

func (l Label) Prefix() string