Method checkMatch

scanner.go:535–543

(what, who rune, where int)

}

func (s *scanner) checkMatch(what, who rune, where int) {
	if !s.testNext(what) {
		if where == s.lineNumber {
			s.errorExpected(what)
		} else {
			s.syntaxError(fmt.Sprintf("%s expected (to close %s at line %d)", s.tokenToString(what), s.tokenToString(who), where))
		}
	}
}