org.spockframework.util
Interfaces 
IFunction
IMatcher
IThrowableFunction
Classes 
AbstractExpressionConverter
Assert
CollectionUtil
ExceptionUtil
Filter
GroovyReleaseInfo
GroovyRuntimeUtil
Identifiers
InternalIdentifiers
IoUtil
Matchers
MopUtil
ObjectUtil
Pair
ReflectionUtil
SpockReleaseInfo
TextUtil
VersionChecker
VersionNumber
Exceptions 
IncompatibleGroovyVersionException
WrappedException
Errors 
InternalSpockError
UnreachableCodeError
Annotation Types 
Immutable
NotThreadSafe
Nullable
ThreadSafe