public static void Handle(this Exception @this, Action <Exception> handler)
{
foreach (var exception in @this.AsEnumerable())
{
handler(exception);
}
}
public void AsEnumerable()
{
var exp = new Exception("MsgA", new Exception("MsgB"));
var group = exp.AsEnumerable(item => item.InnerException)
.ToList();
Assert.Equal("MsgA,MsgB", group.JoinStr(",", item => item.Message));
}