public RivetParameters Parse(IEnumerable<string> args)
{
var parameters = new RivetParameters();
var targetDirectoryArgument = args.FirstOrDefault();
if (string.IsNullOrEmpty(targetDirectoryArgument))
{
parameters.DisplayHelpInformation = true;
return parameters;
}
// extract target directory
var targetDirectoryMatch = TargetDirectoryScanExpression.Match(targetDirectoryArgument);
if (targetDirectoryMatch.Success)
{
parameters.TargetDirectory = targetDirectoryMatch.Value.TrimEnd('\\');
}
else
{
// not an absolute path, treat as relative path
parameters.TargetDirectory = Path.Combine(Environment.CurrentDirectory, targetDirectoryArgument.TrimEnd('\\'));
}
// extract variables
foreach (var arg in args)
{
var matches = VariableScanExpression.Matches(arg);
if (matches.Count == 1)
{
parameters.AddVariable(matches[0].Groups["key"].Value, matches[0].Groups["value"].Value);
}
}
return parameters;
}
private static void ExtractVariables(string arg, RivetParameters parameters)
{
foreach (var component in arg.Split(new[] {";"}, StringSplitOptions.RemoveEmptyEntries))
{
var matches = VariableScanExpression.Matches(component);
if (matches.Count == 1)
{
parameters.AddVariable(matches[0].Groups["key"].Value, matches[0].Groups["value"].Value);
}
}
}