// @ requires iter.hasNext();
private <T extends IExpr> String rightassoc(String fcnname, Iterator<T> iter)
throws IVisitor.VisitorException {
T n = iter.next();
if (!iter.hasNext()) {
return n.accept(this);
} else {
StringBuilder sb = new StringBuilder();
sb.append("(");
sb.append(fcnname);
sb.append(" ");
sb.append(n.accept(this));
sb.append(" ");
sb.append(rightassoc(fcnname, iter));
sb.append(")");
return sb.toString();
}
}
/** A static helper method that sets the position of an AST node, but returns the same type */
protected static <T extends IPosable> T setPos(T t, IPos pos) {
t.setPos(pos);
return t;
}