Function isDecimal

scanner.go:85–85

(c rune)

func (s *scanner) numberError()               { s.scanError("malformed number", tkNumber) }
func isNewLine(c rune) bool                   { return c == '\n' || c == '\r' }
func isDecimal(c rune) bool                   { return '0' <= c && c <= '9' }

func (s *scanner) tokenToString(t rune) string {
	switch {