Method until

scanner.go:169–180

(b byte)

}

func (l *lexer) until(b byte) bool {
	for {
		n := l.next()
		if n == eof {
			return false
		}

		if n == b {
			return true
		}
	}
}

func Lex(input io.ReaderAt) (*lexer, chan LexItem) {
	l := &lexer{