Function IsNextByteArrayEncodedNull

pkg/util/encoding/encoding.go:3698–3704

IsNextByteArrayEncodedNull returns if the first byte in the input is the NULL encoded byte within an array key.

(buf []byte, dir Direction)

// IsNextByteArrayEncodedNull returns if the first byte in the input
// is the NULL encoded byte within an array key.
func IsNextByteArrayEncodedNull(buf []byte, dir Direction) bool {
	expected := ascendingNullWithinArrayKey
	if dir == Descending {
		expected = descendingNullWithinArrayKey
	}
	return buf[0] == expected
}

// ValidateAndConsumeJSONKeyMarker checks that the marker at the front
// of buf is valid/invalid for a given JSON value for the given direction.