Method GetOptionParts

src/Update/Mono.Options/Options.cs:1033–1050

(string argument, out string flag, out string name, out string sep, out string value)

			@"^(?<flag>--|-|/)(?<name>[^:=]+)((?<sep>[:=])(?<value>.*))?$");

		protected bool GetOptionParts (string argument, out string flag, out string name, out string sep, out string value)
		{
			if (argument == null)
				throw new ArgumentNullException ("argument");

			flag = name = sep = value = null;
			Match m = ValueOption.Match (argument);
			if (!m.Success) {
				return false;
			}
			flag  = m.Groups ["flag"].Value;
			name  = m.Groups ["name"].Value;
			if (m.Groups ["sep"].Success && m.Groups ["value"].Success) {
				sep   = m.Groups ["sep"].Value;
				value = m.Groups ["value"].Value;
			}
			return true;
		}

		protected virtual bool Parse (string argument, OptionContext c)
		{