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CmdLineHelper.cs

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/*----------------------------------------------------------

This Source Code Form is subject to the terms of the

Mozilla Public License, v.2.0. If a copy of the MPL

was not distributed with this file, You can obtain one

at http://mozilla.org/MPL/2.0/.

----------------------------------------------------------*/

using System.Linq;

namespace oscript

{

class CmdLineHelper

{

private string[] _args;

private int _index = -1;

public CmdLineHelper(string[] args)

{

_args = args;

}

public string Next()

{

_index++;

if (_index >= _args.Length)

return null;

return _args[_index];

}

public string Current()

{

if (_index < 0 || _index >= _args.Length)

return null;

return _args[_index];

}

public string[] Tail()

{

return _args.Skip(_index+1).ToArray();

}

public CmdLineParam Parse(string param)

{

var paramValue = new CmdLineParam();

var equality = param.IndexOf('=');

if (equality == -1)

{

paramValue.Name = param;

}

else

{

paramValue.Name = param.Substring(0, equality);

if (param.Length > equality + 1)

paramValue.Value = param.Substring(equality + 1);

else

paramValue.Value = string.Empty;

}

return paramValue;

}

}

}