# Package org.spongepowered.asm.mixin.transformer.ext.extensions

Internal mixin transformation pipeline extensions.

- Class Summary
  Class | Description
  --- | ---
  ExtensionCheckClass | Mixin transformer module which runs CheckClassAdapter on the post-mixin bytecode
  ExtensionCheckInterfaces | Checks whether interfaces declared on mixin target classes are actually fully implemented and generates reports to the console and to files on disk
  ExtensionClassExporter | Debug exporter
  ExtensionLVTCleaner | Strips synthetic local variables from the LVT after exporting to avoid debuggers becoming confused by them.

- Exception Summary
  Exception | Description
  --- | ---
  ExtensionCheckClass.ValidationFailedException | Exception thrown when checkclass fails