public void Initialize(RubyContext /*!*/ context, object begin, object end, bool excludeEnd)
{
if (_initialized)
{
throw RubyExceptions.CreateNameError("`initialize' called twice");
}
// Range tests whether the items can be compared, and uses that to determine if the range is valid
// Only a non-existent <=> method or a result of nil seems to trigger the exception.
object compareResult = null;
try {
compareResult = RubySites.Compare(context, begin, end);
} catch (Exception) {
}
if (compareResult == null)
{
throw RubyExceptions.CreateArgumentError("bad value for range");
}
_begin = begin;
_end = end;
_excludeEnd = excludeEnd;
_initialized = true;
}
public static object Equal(RubyContext /*!*/ context, object self, object other)
{
// Short circuit long winded comparison if the objects are actually the same.
if (self == other)
{
return(true);
}
// TODO: handle exceptions thrown from Compare()
// Compare may return null
object result = RubySites.Compare(context, self, other);
if (result is int)
{
return((int)result == 0);
}
else
{
return(null);
}
}