private static RangeLike rangeValues(ThreadContext context, IRubyObject range) {
RangeLike like = new RangeLike();
if (range instanceof RubyRange) {
RubyRange vrange = (RubyRange) range;
like.begin = vrange.first(context);
like.end = vrange.last(context);
like.excl = vrange.exclude_end_p().isTrue();
} else {
if (!range.respondsTo("begin")
|| !range.respondsTo("end")
|| !range.respondsTo("exclude_end?")) {
return null;
}
like.begin = Helpers.invoke(context, range, "begin");
like.end = Helpers.invoke(context, range, "end");
like.excl = Helpers.invoke(context, range, "exlucde_end?").isTrue();
}
like.range = Helpers.invoke(context, like.end, "-", like.begin);
return like;
}
