# Package org.codehaus.groovy.transform.stc

Interface Summary
Interface | Description
--- | ---
StaticTypeCheckingVisitor.SignatureCodec |
TypeCheckerPluginFactory | A plugin factory is responsible for returning a type checker extension depending on a compilation context.

Class Summary
Class | Description
--- | ---
ExtensionMethodNode | Represents method nodes which are used by the static type checker to virtually add methods coming from `DGM-like` methods.
SharedVariableCollector | A visitor which collects the list of variable expressions which are closure shared.
StaticTypeCheckingSupport | Static support methods for `StaticTypeCheckingVisitor`.
StaticTypeCheckingVisitor | The main class code visitor responsible for static type checking.
StaticTypeCheckingVisitor.SignatureCodecFactory |
TypeCheckerPlugin | Type checking plugins can be used to extend the type checker capabilities.

Enum Summary
Enum | Description
--- | ---
StaticTypesMarker | This enumeration is used by the AST transformations which rely on static type checking, either to store or to retrieve information from AST node metadata.