public static void ConfigureFromMethod(
this Command command,
MethodInfo method)
{
if (command == null)
{
throw new ArgumentNullException(nameof(command));
}
if (method == null)
{
throw new ArgumentNullException(nameof(method));
}
foreach (var option in method.BuildOptions())
{
command.AddOption(option);
}
if (method.GetParameters()
.FirstOrDefault(p => _argumentParameterNames.Contains(p.Name)) is ParameterInfo argsParam)
{
command.Argument = new Argument
{
ArgumentType = argsParam.ParameterType,
Name = argsParam.Name
};
}
command.Handler = CommandHandler.Create(method);
}
public static void ConfigureFromMethod(
this Command command,
MethodInfo method,
object target = null
)
{
if (command == null)
{
throw new ArgumentNullException(nameof(command));
}
if (method == null)
{
throw new ArgumentNullException(nameof(method));
}
foreach (var option in method.BuildOptions())
{
command.AddOption(option);
}
if (
method.GetParameters().FirstOrDefault(p => _argumentParameterNames.Contains(p.Name))
is ParameterInfo argsParam
)
{
var argument = new Argument
{
ArgumentType = argsParam.ParameterType,
Name = argsParam.Name
};
if (argsParam.HasDefaultValue)
{
if (argsParam.DefaultValue != null)
{
argument.SetDefaultValue(argsParam.DefaultValue);
}
else
{
argument.SetDefaultValueFactory(() => null);
}
}
command.AddArgument(argument);
}
command.Handler = CommandHandler.Create(method, target);
}
public static void ConfigureFromMethod(
this Command command,
MethodInfo method,
object target = null)
{
if (command == null)
{
throw new ArgumentNullException(nameof(command));
}
if (method == null)
{
throw new ArgumentNullException(nameof(method));
}
foreach (var option in method.BuildOptions())
{
command.AddOption(option);
}
if (method.GetParameters()
.FirstOrDefault(p => _argumentParameterNames.Contains(p.Name)) is ParameterInfo argsParam)
{
var argument = new Argument
{
ArgumentType = argsParam.ParameterType,
Name = argsParam.Name
};
if (argsParam.HasDefaultValue)
{
if (argsParam.DefaultValue != null)
{
argument.SetDefaultValue(argsParam.DefaultValue);
}
else
{
argument.SetDefaultValueFactory(() => null);
}
}
command.AddArgument(argument);
}
if (XmlDocReader.TryLoad(GetDefaultXmlDocsFileLocation(method.DeclaringType.Assembly), out var xmlDocs))
{
if (xmlDocs.TryGetMethodDescription(method, out CommandHelpMetadata metadata) &&
metadata.Description != null)
{
command.Description = metadata.Description;
var options = command.Options.ToArray();
foreach (var parameterDescription in metadata.ParameterDescriptions)
{
var kebabCasedParameterName = parameterDescription.Key.ToKebabCase();
var option = options.FirstOrDefault(o => o.HasAlias(kebabCasedParameterName));
if (option != null)
{
option.Description = parameterDescription.Value;
}
else
{
foreach (var argument in command.Arguments)
{
if (string.Equals(
argument.Name,
kebabCasedParameterName,
StringComparison.OrdinalIgnoreCase))
{
argument.Description = parameterDescription.Value;
}
}
}
}
metadata.Name = method.DeclaringType.Assembly.GetName().Name;
}
}
command.Handler = CommandHandler.Create(method, target);
}
