/// <summary>
/// Links to exists return values, where one is caused by another
/// </summary>
/// <param name="orignal"></param>
/// <param name="handler"></param>
public static ReturnValue ErrorHandlerFail(ReturnValue orignal, ReturnValue handler, string context ="")
{
handler.Inner = orignal;
var fail = FailResult(string.Format("Error handler cascade failure: {0}",context));
fail.Inner = handler;
return fail;
}
public static void AssertResult(ReturnValue result)
{
if (!result.Success)
{
Assert.Fail(result.ToString());
}
}
protected bool ShowStatus(ReturnValue result, string context)
{
if (!result.Success)
{
MessageBox.Show(result.ToString(), context,
MessageBoxButtons.OK, MessageBoxIcon.Error);
ShowStatus(string.Format("{0} failed.", context), Color.Red);
Debug.WriteLine(result);
}
ShowStatus(string.Format("{0} complete.", context));
return result.Success;
}
public AbortException(ReturnValue caller)
: this()
{
Caller = caller;
}
public static void Abort(ReturnValue getResult)
{
throw new AbortException(getResult);
}
/// <summary>
/// creates an error chain and returns failure.
/// </summary>
/// <param name="inner">ReturnValue containing error information that is the cause of this failure</param>
/// <returns></returns>
public static ReturnValue Cascade(ReturnValue inner, string context = "")
{
var fail = FailResult(string.IsNullOrEmpty(context) ? "Cascade failure" : context);
fail.Inner = inner;
return fail;
}
private void AddResult(string imageKey, string key, string schema, string desc, ReturnValue<TableDiff> tdiffResult )
{
var groupKey = imageKey;
if (imageKey == "dataschemadiff")
groupKey = "datadiff";
var li = new ListViewItem(new[] {key, schema, desc}, imageKey, Groups[groupKey])
{
Tag = tdiffResult
};
if (li.Group.Name != "error" && li.Group.Name != "equal")
{
li.Checked = true;
}
Items.Add(li);
}