public override Expr Clone()
{
Expr[] args = new Expr[_args.Length];
for (int i = 0; i < _args.Length; i++)
{
args[i] = _args[i].Clone();
}
return(new CompositeExpr(_head.Clone(), args));
}
/* TJC: let id in parent expr take over
* public override bool Equals(Object obj) {
* if(obj.GetType() != this.GetType()) return false;
* LetterSym ls = (LetterSym)obj;
* return _letter.Equals(ls._letter) && _accent.Equals(ls._accent) && _subscript.Equals(ls._subscript) && _format.Equals(ls._format) && ((_tag == null && ls._tag == null) || _tag.Equals(ls._tag));
* }
* public override int GetHashCode() {
* return _letter.GetHashCode() ^ _accent.GetHashCode() ^ _subscript.GetHashCode() ^ _format.GetHashCode() ^ (_tag == null ? 0 : _tag.GetHashCode());
* }*/
public override Expr Clone()
{
return(new LetterSym(_letter, _accent, _subscript.Clone(), _format, _tag));
}
public override Expr Clone()
{
return(new WordSym(_word, _accent, _subscript.Clone(), _format, _tag));
}