private void AddSubcommandImpl <TSubCommand>(SubcommandAttribute subcommand)
where TSubCommand : class, new()
{
if (App.Commands.Any(c => c.Name.Equals(subcommand.Name, StringComparison.OrdinalIgnoreCase)))
{
throw new InvalidOperationException(Strings.DuplicateSubcommandName(subcommand.Name));
}
var childApp = App.Command(subcommand.Name, subcommand.Configure);
var builder = new ReflectionAppBuilder <TSubCommand>(childApp);
builder._bindResult = _bindResult;
builder.Initialize();
var subcommandProp = typeof(TTarget).GetTypeInfo().GetProperty("Subcommand", BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public);
if (subcommandProp != null)
{
var setter = ReflectionHelper.GetPropertySetter(subcommandProp);
builder.OnBind(o =>
setter.Invoke(this._target, o));
}
var parentProp = subcommand.CommandType.GetTypeInfo().GetProperty("Parent", BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public);
if (parentProp != null)
{
var setter = ReflectionHelper.GetPropertySetter(parentProp);
builder.OnBind(o =>
setter.Invoke(o, this._target));
}
}
private void AddSubcommand(SubcommandAttribute subcommand)
{
var impl = AddSubcommandMethod.MakeGenericMethod(subcommand.CommandType);
try
{
impl.Invoke(this, new object[] { subcommand });
}
catch (TargetInvocationException ex)
{
// unwrap
throw ex.InnerException ?? ex;
}
}
private void AddSubcommandImpl <TSubCommand>(Type parent, SubcommandAttribute subcommand)
where TSubCommand : class, new()
{
var parentApp = App;
var childApp = App.Command(subcommand.Name, subcommand.Configure);
var builder = new ReflectionAppBuilder <TSubCommand>(childApp);
builder.Initialize();
var subcommandProp = parent.GetTypeInfo().GetProperty("Subcommand", BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public);
if (subcommandProp != null)
{
var setter = ReflectionHelper.GetPropertySetter(subcommandProp);
builder.OnBind(o =>
{
if (parentApp.State is BindContext ctx)
{
setter.Invoke(ctx.Target, o);
}
});
}
var parentProp = subcommand.CommandType.GetTypeInfo().GetProperty("Parent", BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public);
if (parentProp != null)
{
var setter = ReflectionHelper.GetPropertySetter(parentProp);
builder.OnBind(o =>
{
if (parentApp.State is BindContext ctx)
{
setter.Invoke(o, ctx.Target);
}
});
}
}
private void AddSubcommand(Type parent, SubcommandAttribute subcommand)
{
var impl = AddSubcommandMethod.MakeGenericMethod(subcommand.CommandType);
impl.Invoke(this, new object[] { parent, subcommand });
}