pattern

type CharGroup struct {
	CharSet     CharSet
	Count       int
	CountStrict bool
	// contains filtered or unexported fields
}

type CharSet func(r rune) bool

type LinePattern struct {
	InRange func(line int) bool
	Pattern ValidatesPartially
}

type Literal struct {
	Chars string
}

type Optional struct {
	Pattern ValidatesPartially
}

type OrPattern struct {
	Left  ValidatesPartially
	Right ValidatesPartially
}

type Pattern []ValidatesPartially

type ValidatesPartially interface {
	ValidatePartial(input string, currLine int) (string, error)
}