# Package org.codehaus.groovy.ast.tools

Class Summary
Class | Description
--- | ---
GenericsUtils | Utility methods to deal with generic types.
WideningCategories | This class provides helper methods to determine the type from a widening operation for example for a plus operation.
WideningCategories.LowestUpperBoundClassNode | This `ClassNode` specialization is used when the lowest upper bound of two types cannot be represented by an existing type.