Method acceptRun

ungron.go:122–126

acceptRun continually accepts runes from the set of valid runes

(valid string)

// acceptRun continually accepts runes from the
// set of valid runes
func (l *lexer) acceptRun(valid string) {
	for strings.ContainsRune(valid, l.next()) {
	}
	l.backup()
}

// a runeCheck is a function that determines if a rune is valid
// or not so that we can do complex checks against runes