public static ReverseEngineerOptions TryRead(string optionsPath)
{
if (!File.Exists(optionsPath))
{
return(null);
}
if (File.Exists(optionsPath + ".ignore"))
{
return(null);
}
// Top-down deserialization:
// Try to deserialize the current head version of the class.
// If this fails, go top down with older versions and migrate them to the head version.
var couldRead = TryRead(optionsPath, out ReverseEngineerOptions deserialized);
if (couldRead)
{
return(deserialized);
}
couldRead = TryRead(optionsPath, out ReverseEngineerOptionsV1 deserializedV1);
if (couldRead)
{
return(ReverseEngineerOptions.FromV1(deserializedV1));
}
// Fallback
return(null);
}
