ReadingElement constructor
ReadingElement(])
Implementation
ReadingElement(this.element, this.readingRestrictions, Set<String>? reInf, Set<String>? rePri, [this.noKanji = false])
: information = _information(reInf,) {
final pris = _priorities(rePri,);
priorities = pris?.elementAt(0,);
_nf = pris?.elementAt(1,);
}