private void ParseLongOption(int i)
{
string exmsg;
int optID;
string optLong;
Nullable <char> optShort;
ARGUMENT hasArg;
bool isRepeated;
Nullable <Option> optInput;
OptionPrivate optInternal;
string tmp;
string arg = null;
int id;
tmp = ExtractOption(m_args [i]);
if ((optInput = FindInOptionInput(tmp)) == null)
{
exmsg = "invalid option '--" + tmp + "'";
throw new GetOptionsException(exmsg);
}
optID = optInput.Value.optID;
optShort = optInput.Value.optShort;
optLong = optInput.Value.optLong;
hasArg = optInput.Value.hasArg;
isRepeated = optInput.Value.isRepeated;
if (hasArg == ARGUMENT.RequiredArgument || hasArg == ARGUMENT.OptionalArgument)
{
arg = ExtractOptionArgument(m_args[i], false);
if ((arg == null) && (m_args.Length > (i + 1)))
{
i++;
arg = m_args [i];
}
else
{
if ((hasArg == ARGUMENT.RequiredArgument) && (arg == null))
{
exmsg = "option '" + m_args[i].Remove(m_args[i].IndexOf('='),
(m_args[i].Length - m_args[i].IndexOf('='))) + "' requires an argument";
throw new GetOptionsException(exmsg);
}
}
}
optInternal = FindInOptionInternal(optLong);
if (optInternal == null)
{
optInternal = new OptionPrivate(optID, optShort, optLong, hasArg, isRepeated);
optInternal.valid = true;
if (hasArg == ARGUMENT.RequiredArgument || hasArg == ARGUMENT.OptionalArgument)
{
if (arg != null)
{
optInternal.AddArgument(arg);
}
}
m_optsInternal.Add(optInternal);
}
else
{
if ((id = FindOptionInternalIndex(optLong)) != -1)
{
if (id >= m_optsInternal.Count)
{
throw new GetOptionsException("Oops, internal error (index out of range)");
}
if (optInternal.isRebeated)
{
if (arg != null)
{
m_optsInternal [id].AddArgument(arg);
}
else
{
exmsg = "option '--" + optLong + "' cannot occur several times";
throw new GetOptionsException(exmsg);
}
}
}
}
}
private void ParseShortOption(int i)
{
string exmsg;
int optID;
string optLong;
Nullable <char> optShort;
ARGUMENT hasArg;
bool isRepeated;
Nullable <Option> optInput;
OptionPrivate optInternal;
string tmp;
List <string> sopts;
tmp = ExtractOption(m_args [i]);
sopts = CombinedShortOptionsToStringList(tmp);
foreach (string s in sopts)
{
string arg = null;
int id;
if ((optInput = FindInOptionInput(s.ToCharArray()[0])) == null)
{
exmsg = "invalid option '-" + s.ToCharArray()[0] + "'";
throw new GetOptionsException(exmsg);
}
optID = optInput.Value.optID;
optShort = optInput.Value.optShort;
optLong = optInput.Value.optLong;
hasArg = optInput.Value.hasArg;
isRepeated = optInput.Value.isRepeated;
if (hasArg == ARGUMENT.RequiredArgument || hasArg == ARGUMENT.OptionalArgument)
{
arg = ExtractOptionArgument(s, true);
if ((arg == null) && (m_args.Length > (i + 1)))
{
i++;
arg = m_args [i];
}
else
{
if ((hasArg == ARGUMENT.RequiredArgument) && (arg == null))
{
exmsg = "option \"-" + s.ToCharArray()[0] + "\" requires an argument";
throw new GetOptionsException(exmsg);
}
}
}
optInternal = FindInOptionInternal(optShort);
if (optInternal == null)
{
optInternal = new OptionPrivate(optID, optShort, optLong, hasArg, isRepeated);
optInternal.valid = true;
if (hasArg == ARGUMENT.RequiredArgument || hasArg == ARGUMENT.OptionalArgument)
{
if (arg != null)
{
optInternal.AddArgument(arg);
}
}
m_optsInternal.Add(optInternal);
}
else
{
if ((id = FindOptionInternalIndex(optShort)) != -1)
{
if (id >= m_optsInternal.Count)
{
throw new GetOptionsException("Oops, internal error (index out of range)");
}
if (optInternal.isRebeated)
{
if (arg != null)
{
m_optsInternal [id].AddArgument(arg);
}
else
{
exmsg = "option '-" + optShort + "' cannot occur several times";
throw new GetOptionsException(exmsg);
}
}
}
}
}
}