private static MigratorConfiguration Run(string[] args)
{
var tokenizer = new Tokenizer();
var tokens = tokenizer.Tokenize(args);
var tokenManager = new TokenManager(tokens);
IEnumerable <ICommand> commands = GetAllCommands();
var configuration = new MigratorConfiguration();
while (tokenManager.HasToken())
{
var currentToken = tokenManager.GetToken();
tokenManager.Consume();
if (currentToken.Type != TokenType.Switch)
{
throw new ArgumentException($"Invalid switch {currentToken.RawValue}");
}
var command = commands.FirstOrDefault(i => string.Equals(i.ShortOption, (string)currentToken.Value, i.CaseSensitive ? StringComparison.InvariantCulture : StringComparison.InvariantCultureIgnoreCase));
if (command == null)
{
command = commands.FirstOrDefault(i => string.Equals(i.Option, (string)currentToken.Value, i.CaseSensitive ? StringComparison.InvariantCulture : StringComparison.InvariantCultureIgnoreCase));
}
if (command == null)
{
throw new ArgumentException($"Unkown switch {currentToken.RawValue}");
}
command.Execute(configuration, tokenManager);
}
return(configuration);
}
public void Execute(MigratorConfiguration migratorConfiguration, TokenManager tokenManager)
{
if (tokenManager.HasToken())
{
var token = tokenManager.GetToken();
if (token.Type == TokenType.Boolean)
{
migratorConfiguration.ShowVerbose = (bool)token.Value;
tokenManager.Consume();
}
else
{
migratorConfiguration.ShowVerbose = true;
}
}
else
{
migratorConfiguration.ShowVerbose = true;
}
}
public void Execute(MigratorConfiguration migratorConfiguration, TokenManager tokenManager)
{
if (!tokenManager.HasToken())
{
throw new ArgumentException("No value provided for -d|--directory");
}
var token = tokenManager.GetToken();
tokenManager.Consume();
if (token.Type != TokenType.String)
{
throw new ArgumentException("No valid value provided for -d|--directory");
}
var dir = token.Value.ToString();
if (!Directory.Exists(dir))
{
throw new DirectoryNotFoundException($"Directory '{dir}' does not exist.");
}
migratorConfiguration.Directory = dir;
}
public void Execute(MigratorConfiguration migratorConfiguration, TokenManager tokenManager)
{
if (!tokenManager.HasToken())
{
throw new ArgumentException("No value provided for -a|--assembly");
}
var token = tokenManager.GetToken();
tokenManager.Consume();
if (token.Type != TokenType.String)
{
throw new ArgumentException("No valid value provided for -a|--assembly");
}
var path = token.Value.ToString();
if (!File.Exists(path))
{
throw new FileNotFoundException($"File '{path}' does not exist.");
}
migratorConfiguration.AssemblyPath = path;
}
