PsiJetFileStubImpl[package=]
  PACKAGE_DIRECTIVE
  IMPORT_LIST
  CLASS[classId=/foo, fqName=foo, isClsStubCompiledToJvmDefaultImplementation=false, isEnumEntry=false, isInterface=false, isLocal=false, isTopLevel=true, name=foo, superNames=[]]
    TYPE_PARAMETER_LIST
      TYPE_PARAMETER[fqName=null, isInVariance=false, isOutVariance=false, name=T]
    TYPE_CONSTRAINT_LIST
      TYPE_CONSTRAINT
        REFERENCE_EXPRESSION[referencedName=T]
        TYPE_REFERENCE
          USER_TYPE
            REFERENCE_EXPRESSION[referencedName=T]
    CLASS_BODY
