internal override ProjectElement LoadChildElement(string name) { switch (name) { case "Otherwise": var other = ContainingProject.CreateOtherwiseElement(); AppendChild(other); return(other); case "When": var when = ContainingProject.CreateWhenElement(null); PrependChild(when); return(when); default: throw new InvalidProjectFileException(string.Format( "Child \"{0}\" is not a known node type.", name)); } }