private static RubyRegex /*!*/ Union(ConversionStorage <MutableString> /*!*/ stringCast, ICollection /*!*/ objs)
{
if (objs.Count == 0)
{
return(new RubyRegex(MutableString.CreateAscii("(?!)"), RubyRegexOptions.NONE));
}
MutableString result = MutableString.CreateMutable(RubyEncoding.Binary);
int i = 0;
foreach (var obj in objs)
{
if (i > 0)
{
result.Append('|');
}
// TODO: to_regexp
RubyRegex regex = obj as RubyRegex;
if (regex != null)
{
if (objs.Count == 1)
{
return(regex);
}
regex.AppendTo(result);
}
else
{
result.Append(RubyRegex.Escape(Protocols.CastToString(stringCast, obj)));
}
i++;
}
return(new RubyRegex(result, RubyRegexOptions.NONE));
}
public static RubyRegex /*!*/ Union(ConversionStorage <MutableString> /*!*/ stringCast, RubyClass /*!*/ self, params object[] /*!*/ strings)
{
if (strings.Length == 0)
{
return(new RubyRegex(MutableString.CreateAscii("(?!)"), RubyRegexOptions.NONE));
}
MutableString result = MutableString.CreateMutable(RubyEncoding.Binary);
for (int i = 0; i < strings.Length; i++)
{
if (i > 0)
{
result.Append('|');
}
RubyRegex regex = strings[i] as RubyRegex;
if (regex != null)
{
if (strings.Length == 1)
{
return(regex);
}
regex.AppendTo(result);
}
else
{
result.Append(RubyRegex.Escape(Protocols.CastToString(stringCast, strings[i])));
}
}
// TODO:
//RubyClass regexClass = RubyUtils.GetExecutionContext(context).GetClass(typeof(RubyRegex));
//return NewCallSite3.Invoke(context, regexClass, result, null, null);
return(new RubyRegex(result, RubyRegexOptions.NONE));
}