private CommandArgs ReadCommandArguments(CommandConfig commandConfig, ArrayReader <string> argumentsReader)
{
var options = commandConfig.Options;
var optionValues = new Dictionary <string, ArrayAggregator>();
var parameterSeries = commandConfig.ParameterSeries;
var parameters = new ArrayReader <Parameter>(commandConfig.Parameters.ToArray());
var commandArgs = InitDefaultCommandArgs(commandConfig);
while (argumentsReader.HasData())
{
var arg = argumentsReader.Read();
if (!ReadOpt(options, commandArgs, optionValues, argumentsReader, arg) &&
!ReadParam(commandArgs, parameters, arg) &&
!ReadParamSeries(parameterSeries, commandArgs, arg))
{
throw new TooManyParametersException(arg);
}
}
foreach (var(optionName, optionValue) in optionValues)
{
commandArgs.AddOptionValueProvider(
optionName,
new ConstValueProvider(
optionValue.GetArray(
options.Single(o => o.Name == optionName).ValueType)
)
);
}
return(commandArgs);
}
private static CommandConfig GetSubCommandConfig(CommandConfig commandConfig, string commandName)
{
return(commandConfig
.Commands
.FirstOrDefault(command => command.Name == commandName)
?.GetCommandConfig(commandConfig));
}
private void InitBaseOptions(ref CommandConfig commandConfig)
{
if (commandConfig.Options.All(a => a.Name != _cliConfig.HelpConfig.Flag))
{
commandConfig.Options.Add(
new Flag
{
Name = _cliConfig.HelpConfig.Flag,
Abr = _cliConfig.HelpConfig.Abr,
Description = _cliConfig.HelpConfig.Description,
DefaultValue = false
}
);
}
if (_cliConfig.VersionConfig.Enabled &&
commandConfig.Options.All(a => a.Name != _cliConfig.VersionConfig.Flag))
{
commandConfig.Options.Add(
new Flag
{
Name = _cliConfig.VersionConfig.Flag,
Abr = _cliConfig.VersionConfig.Abr,
Description = _cliConfig.VersionConfig.Description,
DefaultValue = false
}
);
}
}
public PrintVersionCommandExecutionContext(CliConfig cliConfig, CommandConfig commandConfig)
: base((commandArgs, output) =>
{
output.WriteLine(cliConfig.Name + " Version: " + Assembly.GetEntryAssembly()?.GetName().Version);
return(0);
}, null)
{
}
private List <PrefixedDefaultValueArgument> GetCommandOptions(CommandConfig parentConfig)
{
var commandOptions = new List <PrefixedDefaultValueArgument>();
commandOptions.AddRange(_options);
if (parentConfig != null)
{
commandOptions.AddRange(parentConfig.Options.Where(f => f.IsPersistent));
}
return(commandOptions);
}
private CommandConfig FindDefaultCommandConfig(CommandConfig commandConfig, ArrayReader <string> argumentsReader)
{
while (HasDefaultCommand(commandConfig))
{
commandConfig = GetDefaultCommandConfig(commandConfig);
}
InitBaseOptions(ref commandConfig);
return(commandConfig);
}
internal CommandConfig GetCommandConfig(CommandConfig parentConfig = null)
{
return(new CommandConfig(
Name,
_printHelpOnExecute,
_parents,
_commands,
_defaultCommand,
GetCommandOptions(parentConfig),
_parameters,
_paramSeries,
_execute
));
}
private CommandConfig ParseCommands(CommandConfig commandConfig, ArrayReader <string> argumentsReader)
{
while (argumentsReader.HasData() && ArgIsCommand(commandConfig, argumentsReader.Current()))
{
if (argumentsReader.HasData() && ArgIsCommand(commandConfig, argumentsReader.Current()))
{
commandConfig = GetSubCommandConfig(commandConfig, argumentsReader.Read());
}
}
InitBaseOptions(ref commandConfig);
return(commandConfig);
}
public CommandExecutionContextProvider(
CliConfig cliConfig,
CommandConfig rootCommandConfig,
string[] args)
{
_cliConfig = cliConfig;
_rootCommandConfig = rootCommandConfig;
_args = args;
_valueConverter = new ValueConverter(cliConfig.ArgumentConverters);
_argumentValueReader = new ArgumentValueReader(_valueConverter);
_configReader = new ConfigReader(_argumentValueReader, cliConfig.Config, cliConfig.GenericConfig);
}
private CommandExecutionContext GetCommandExecutionContext(CommandConfig config, CommandConfig defaultConfig,
CommandArgs commandArgs)
{
if (_cliConfig.VersionConfig.Enabled && commandArgs.GetFlag(_cliConfig.VersionConfig.Flag))
{
return(PreparePrintVersionCommandExecutionContext(config));
}
if (commandArgs.GetFlag(_cliConfig.HelpConfig.Flag))
{
return(PrepareHelpCommandExecutionContext(config));
}
if (defaultConfig.PrintHelpOnExecute)
{
return(PrepareHelpCommandExecutionContext(defaultConfig));
}
return(new CommandExecutionContext(defaultConfig.Execute, commandArgs));
}
private CommandArgs InitDefaultCommandArgs(CommandConfig commandConfig)
{
var commandArgs = new CommandArgs();
foreach (var option in commandConfig.Options)
{
foreach (var valueProvider in GetDefaultValueProvidersInPrecedence(option))
{
commandArgs.AddOptionValueProvider(option.Name, valueProvider);
}
}
foreach (var parameter in commandConfig.Parameters)
{
foreach (var valueProvider in GetDefaultValueProvidersInPrecedence(parameter))
{
commandArgs.AddParameterValueProvider(parameter.Name, valueProvider);
}
}
return(commandArgs);
}
private static bool HasDefaultCommand(CommandConfig commandConfig)
{
return(commandConfig.DefaultCommand != null);
}
private static CommandConfig GetDefaultCommandConfig(CommandConfig commandConfig)
{
return(commandConfig.DefaultCommand?.GetCommandConfig(commandConfig));
}
private static bool ArgIsCommand(CommandConfig commandConfig, string arg)
{
return(commandConfig.Commands.Any(command => command.Name == arg));
}
private PrintVersionCommandExecutionContext PreparePrintVersionCommandExecutionContext(CommandConfig commandConfig)
{
return(new PrintVersionCommandExecutionContext(_cliConfig, commandConfig));
}
private PrintHelpCommandExecutionContext PrepareHelpCommandExecutionContext(CommandConfig commandConfig, string additionalPrefixMessage)
{
return(new PrintHelpCommandExecutionContext(additionalPrefixMessage, _cliConfig, commandConfig));
}
