parser

type Accumulator[T, R any] func(R, T) R

type BitReader interface {
	Reader
	ReadBits(uint8) (uint64, uint8, error)
	ReadBool() (bool, error)
}

type Empty struct{}

type Pair[A, B any] struct {
	First  A
	Second B
}

type Parser[R Reader, T any] ParserFunc[R, T]

type ParserConstraint[R Reader, T any] interface {
	ParserFunc[R, T] | ParserFuncPtr[R, T]
}

type ParserFunc[R Reader, T any] func(in R) (T, error)

type ParserFuncPtr[R Reader, T any] *func(in R) (T, error)

type Predicate[T any] func(T) bool

type Reader interface {
	io.ReadSeeker
	io.ByteReader
	io.RuneReader
}