diff --git a/protobuf-native.cabal b/protobuf-native.cabal
--- a/protobuf-native.cabal
+++ b/protobuf-native.cabal
@@ -1,5 +1,5 @@
 name:                protobuf-native
-version:             1.0.0.0
+version:             1.0.0.1
 synopsis:            Protocol Buffers via C++
 description:         
   <<http://i.imgur.com/Ns5hntl.jpg>>
@@ -14,7 +14,7 @@
 copyright:           Copyright (c) 2014, National ICT Australia Limited (NICTA)
 category:            Data
 build-type:          Custom
-extra-source-files:  README.md
+extra-source-files:  README.md, tests/person.pb.h
 cabal-version:       >=1.10
 
 library
diff --git a/src/Data/Protobuf.hs b/src/Data/Protobuf.hs
--- a/src/Data/Protobuf.hs
+++ b/src/Data/Protobuf.hs
@@ -399,7 +399,7 @@
   where
     typeinfo' innerT x
       | innerT == ''Maybe = let (i, y, z) = typeinfo x in (MaybeP i, y, z)
-      -- | innerT == ''V.Vector = let (_, y, z) = typeinfo x in (Vector, y, z)
+        -- possible: | innerT == ''V.Vector = let (_, y, z) = typeinfo x in (Vector, y, z)
       | otherwise = error $ "type info not implemented for: " ++ show innerT
     typeinfoList x =
       let (_, y, z) = typeinfo x in (Vector, y, z)
diff --git a/tests/person.pb.h b/tests/person.pb.h
new file mode 100644
--- /dev/null
+++ b/tests/person.pb.h
@@ -0,0 +1,560 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: tests/person.proto
+
+#ifndef PROTOBUF_tests_2fperson_2eproto__INCLUDED
+#define PROTOBUF_tests_2fperson_2eproto__INCLUDED
+
+#include <string>
+
+#include <google/protobuf/stubs/common.h>
+
+#if GOOGLE_PROTOBUF_VERSION < 2006000
+#error This file was generated by a newer version of protoc which is
+#error incompatible with your Protocol Buffer headers.  Please update
+#error your headers.
+#endif
+#if 2006000 < GOOGLE_PROTOBUF_MIN_PROTOC_VERSION
+#error This file was generated by an older version of protoc which is
+#error incompatible with your Protocol Buffer headers.  Please
+#error regenerate this file with a newer version of protoc.
+#endif
+
+#include <google/protobuf/generated_message_util.h>
+#include <google/protobuf/message.h>
+#include <google/protobuf/repeated_field.h>
+#include <google/protobuf/extension_set.h>
+#include <google/protobuf/unknown_field_set.h>
+// @@protoc_insertion_point(includes)
+
+// Internal implementation detail -- do not call these.
+void  protobuf_AddDesc_tests_2fperson_2eproto();
+void protobuf_AssignDesc_tests_2fperson_2eproto();
+void protobuf_ShutdownFile_tests_2fperson_2eproto();
+
+class Name;
+class Person;
+
+// ===================================================================
+
+class Name : public ::google::protobuf::Message {
+ public:
+  Name();
+  virtual ~Name();
+
+  Name(const Name& from);
+
+  inline Name& operator=(const Name& from) {
+    CopyFrom(from);
+    return *this;
+  }
+
+  inline const ::google::protobuf::UnknownFieldSet& unknown_fields() const {
+    return _unknown_fields_;
+  }
+
+  inline ::google::protobuf::UnknownFieldSet* mutable_unknown_fields() {
+    return &_unknown_fields_;
+  }
+
+  static const ::google::protobuf::Descriptor* descriptor();
+  static const Name& default_instance();
+
+  void Swap(Name* other);
+
+  // implements Message ----------------------------------------------
+
+  Name* New() const;
+  void CopyFrom(const ::google::protobuf::Message& from);
+  void MergeFrom(const ::google::protobuf::Message& from);
+  void CopyFrom(const Name& from);
+  void MergeFrom(const Name& from);
+  void Clear();
+  bool IsInitialized() const;
+
+  int ByteSize() const;
+  bool MergePartialFromCodedStream(
+      ::google::protobuf::io::CodedInputStream* input);
+  void SerializeWithCachedSizes(
+      ::google::protobuf::io::CodedOutputStream* output) const;
+  ::google::protobuf::uint8* SerializeWithCachedSizesToArray(::google::protobuf::uint8* output) const;
+  int GetCachedSize() const { return _cached_size_; }
+  private:
+  void SharedCtor();
+  void SharedDtor();
+  void SetCachedSize(int size) const;
+  public:
+  ::google::protobuf::Metadata GetMetadata() const;
+
+  // nested types ----------------------------------------------------
+
+  // accessors -------------------------------------------------------
+
+  // optional string firstname = 1;
+  bool has_firstname() const;
+  void clear_firstname();
+  static const int kFirstnameFieldNumber = 1;
+  const ::std::string& firstname() const;
+  void set_firstname(const ::std::string& value);
+  inline void set_firstname(const char* value);
+  inline void set_firstname(const char* value, size_t size);
+  inline ::std::string* mutable_firstname();
+  inline ::std::string* release_firstname();
+  inline void set_allocated_firstname(::std::string* firstname);
+
+  // optional string lastname = 2;
+  bool has_lastname() const;
+  void clear_lastname();
+  static const int kLastnameFieldNumber = 2;
+  const ::std::string& lastname() const;
+  void set_lastname(const ::std::string& value);
+  inline void set_lastname(const char* value);
+  inline void set_lastname(const char* value, size_t size);
+  inline ::std::string* mutable_lastname();
+  inline ::std::string* release_lastname();
+  inline void set_allocated_lastname(::std::string* lastname);
+
+  // @@protoc_insertion_point(class_scope:Name)
+ private:
+  inline void set_has_firstname();
+  inline void clear_has_firstname();
+  inline void set_has_lastname();
+  inline void clear_has_lastname();
+
+  ::google::protobuf::UnknownFieldSet _unknown_fields_;
+
+  ::google::protobuf::uint32 _has_bits_[1];
+  mutable int _cached_size_;
+  ::std::string* firstname_;
+  ::std::string* lastname_;
+  friend void  protobuf_AddDesc_tests_2fperson_2eproto();
+  friend void protobuf_AssignDesc_tests_2fperson_2eproto();
+  friend void protobuf_ShutdownFile_tests_2fperson_2eproto();
+
+  void InitAsDefaultInstance();
+  static Name* default_instance_;
+};
+// -------------------------------------------------------------------
+
+class Person : public ::google::protobuf::Message {
+ public:
+  Person();
+  virtual ~Person();
+
+  Person(const Person& from);
+
+  inline Person& operator=(const Person& from) {
+    CopyFrom(from);
+    return *this;
+  }
+
+  inline const ::google::protobuf::UnknownFieldSet& unknown_fields() const {
+    return _unknown_fields_;
+  }
+
+  inline ::google::protobuf::UnknownFieldSet* mutable_unknown_fields() {
+    return &_unknown_fields_;
+  }
+
+  static const ::google::protobuf::Descriptor* descriptor();
+  static const Person& default_instance();
+
+  void Swap(Person* other);
+
+  // implements Message ----------------------------------------------
+
+  Person* New() const;
+  void CopyFrom(const ::google::protobuf::Message& from);
+  void MergeFrom(const ::google::protobuf::Message& from);
+  void CopyFrom(const Person& from);
+  void MergeFrom(const Person& from);
+  void Clear();
+  bool IsInitialized() const;
+
+  int ByteSize() const;
+  bool MergePartialFromCodedStream(
+      ::google::protobuf::io::CodedInputStream* input);
+  void SerializeWithCachedSizes(
+      ::google::protobuf::io::CodedOutputStream* output) const;
+  ::google::protobuf::uint8* SerializeWithCachedSizesToArray(::google::protobuf::uint8* output) const;
+  int GetCachedSize() const { return _cached_size_; }
+  private:
+  void SharedCtor();
+  void SharedDtor();
+  void SetCachedSize(int size) const;
+  public:
+  ::google::protobuf::Metadata GetMetadata() const;
+
+  // nested types ----------------------------------------------------
+
+  // accessors -------------------------------------------------------
+
+  // required .Name name = 1;
+  inline bool has_name() const;
+  inline void clear_name();
+  static const int kNameFieldNumber = 1;
+  const ::Name& name() const;
+  inline ::Name* mutable_name();
+  inline ::Name* release_name();
+  void set_allocated_name(::Name* name);
+
+  // required int32 id = 2;
+  inline bool has_id() const;
+  inline void clear_id();
+  static const int kIdFieldNumber = 2;
+  ::google::protobuf::int32 id() const;
+  void set_id(::google::protobuf::int32 value);
+
+  // optional string email = 3;
+  bool has_email() const;
+  void clear_email();
+  static const int kEmailFieldNumber = 3;
+  const ::std::string& email() const;
+  void set_email(const ::std::string& value);
+  inline void set_email(const char* value);
+  inline void set_email(const char* value, size_t size);
+  inline ::std::string* mutable_email();
+  inline ::std::string* release_email();
+  inline void set_allocated_email(::std::string* email);
+
+  // @@protoc_insertion_point(class_scope:Person)
+ private:
+  inline void set_has_name();
+  inline void clear_has_name();
+  inline void set_has_id();
+  inline void clear_has_id();
+  inline void set_has_email();
+  inline void clear_has_email();
+
+  ::google::protobuf::UnknownFieldSet _unknown_fields_;
+
+  ::google::protobuf::uint32 _has_bits_[1];
+  mutable int _cached_size_;
+  ::Name* name_;
+  ::std::string* email_;
+  ::google::protobuf::int32 id_;
+  friend void  protobuf_AddDesc_tests_2fperson_2eproto();
+  friend void protobuf_AssignDesc_tests_2fperson_2eproto();
+  friend void protobuf_ShutdownFile_tests_2fperson_2eproto();
+
+  void InitAsDefaultInstance();
+  static Person* default_instance_;
+};
+// ===================================================================
+
+
+// ===================================================================
+
+// Name
+
+// optional string firstname = 1;
+bool Name::has_firstname() const {
+  return (_has_bits_[0] & 0x00000001u) != 0;
+}
+inline void Name::set_has_firstname() {
+  _has_bits_[0] |= 0x00000001u;
+}
+inline void Name::clear_has_firstname() {
+  _has_bits_[0] &= ~0x00000001u;
+}
+void Name::clear_firstname() {
+  if (firstname_ != &::google::protobuf::internal::GetEmptyStringAlreadyInited()) {
+    firstname_->clear();
+  }
+  clear_has_firstname();
+}
+const ::std::string& Name::firstname() const {
+  // @@protoc_insertion_point(field_get:Name.firstname)
+  return *firstname_;
+}
+void Name::set_firstname(const ::std::string& value) {
+  set_has_firstname();
+  if (firstname_ == &::google::protobuf::internal::GetEmptyStringAlreadyInited()) {
+    firstname_ = new ::std::string;
+  }
+  firstname_->assign(value);
+  // @@protoc_insertion_point(field_set:Name.firstname)
+}
+inline void Name::set_firstname(const char* value) {
+  set_has_firstname();
+  if (firstname_ == &::google::protobuf::internal::GetEmptyStringAlreadyInited()) {
+    firstname_ = new ::std::string;
+  }
+  firstname_->assign(value);
+  // @@protoc_insertion_point(field_set_char:Name.firstname)
+}
+inline void Name::set_firstname(const char* value, size_t size) {
+  set_has_firstname();
+  if (firstname_ == &::google::protobuf::internal::GetEmptyStringAlreadyInited()) {
+    firstname_ = new ::std::string;
+  }
+  firstname_->assign(reinterpret_cast<const char*>(value), size);
+  // @@protoc_insertion_point(field_set_pointer:Name.firstname)
+}
+inline ::std::string* Name::mutable_firstname() {
+  set_has_firstname();
+  if (firstname_ == &::google::protobuf::internal::GetEmptyStringAlreadyInited()) {
+    firstname_ = new ::std::string;
+  }
+  // @@protoc_insertion_point(field_mutable:Name.firstname)
+  return firstname_;
+}
+inline ::std::string* Name::release_firstname() {
+  clear_has_firstname();
+  if (firstname_ == &::google::protobuf::internal::GetEmptyStringAlreadyInited()) {
+    return NULL;
+  } else {
+    ::std::string* temp = firstname_;
+    firstname_ = const_cast< ::std::string*>(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
+    return temp;
+  }
+}
+inline void Name::set_allocated_firstname(::std::string* firstname) {
+  if (firstname_ != &::google::protobuf::internal::GetEmptyStringAlreadyInited()) {
+    delete firstname_;
+  }
+  if (firstname) {
+    set_has_firstname();
+    firstname_ = firstname;
+  } else {
+    clear_has_firstname();
+    firstname_ = const_cast< ::std::string*>(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
+  }
+  // @@protoc_insertion_point(field_set_allocated:Name.firstname)
+}
+
+// optional string lastname = 2;
+bool Name::has_lastname() const {
+  return (_has_bits_[0] & 0x00000002u) != 0;
+}
+inline void Name::set_has_lastname() {
+  _has_bits_[0] |= 0x00000002u;
+}
+inline void Name::clear_has_lastname() {
+  _has_bits_[0] &= ~0x00000002u;
+}
+void Name::clear_lastname() {
+  if (lastname_ != &::google::protobuf::internal::GetEmptyStringAlreadyInited()) {
+    lastname_->clear();
+  }
+  clear_has_lastname();
+}
+const ::std::string& Name::lastname() const {
+  // @@protoc_insertion_point(field_get:Name.lastname)
+  return *lastname_;
+}
+void Name::set_lastname(const ::std::string& value) {
+  set_has_lastname();
+  if (lastname_ == &::google::protobuf::internal::GetEmptyStringAlreadyInited()) {
+    lastname_ = new ::std::string;
+  }
+  lastname_->assign(value);
+  // @@protoc_insertion_point(field_set:Name.lastname)
+}
+inline void Name::set_lastname(const char* value) {
+  set_has_lastname();
+  if (lastname_ == &::google::protobuf::internal::GetEmptyStringAlreadyInited()) {
+    lastname_ = new ::std::string;
+  }
+  lastname_->assign(value);
+  // @@protoc_insertion_point(field_set_char:Name.lastname)
+}
+inline void Name::set_lastname(const char* value, size_t size) {
+  set_has_lastname();
+  if (lastname_ == &::google::protobuf::internal::GetEmptyStringAlreadyInited()) {
+    lastname_ = new ::std::string;
+  }
+  lastname_->assign(reinterpret_cast<const char*>(value), size);
+  // @@protoc_insertion_point(field_set_pointer:Name.lastname)
+}
+inline ::std::string* Name::mutable_lastname() {
+  set_has_lastname();
+  if (lastname_ == &::google::protobuf::internal::GetEmptyStringAlreadyInited()) {
+    lastname_ = new ::std::string;
+  }
+  // @@protoc_insertion_point(field_mutable:Name.lastname)
+  return lastname_;
+}
+inline ::std::string* Name::release_lastname() {
+  clear_has_lastname();
+  if (lastname_ == &::google::protobuf::internal::GetEmptyStringAlreadyInited()) {
+    return NULL;
+  } else {
+    ::std::string* temp = lastname_;
+    lastname_ = const_cast< ::std::string*>(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
+    return temp;
+  }
+}
+inline void Name::set_allocated_lastname(::std::string* lastname) {
+  if (lastname_ != &::google::protobuf::internal::GetEmptyStringAlreadyInited()) {
+    delete lastname_;
+  }
+  if (lastname) {
+    set_has_lastname();
+    lastname_ = lastname;
+  } else {
+    clear_has_lastname();
+    lastname_ = const_cast< ::std::string*>(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
+  }
+  // @@protoc_insertion_point(field_set_allocated:Name.lastname)
+}
+
+// -------------------------------------------------------------------
+
+// Person
+
+// required .Name name = 1;
+inline bool Person::has_name() const {
+  return (_has_bits_[0] & 0x00000001u) != 0;
+}
+inline void Person::set_has_name() {
+  _has_bits_[0] |= 0x00000001u;
+}
+inline void Person::clear_has_name() {
+  _has_bits_[0] &= ~0x00000001u;
+}
+inline void Person::clear_name() {
+  if (name_ != NULL) name_->::Name::Clear();
+  clear_has_name();
+}
+const ::Name& Person::name() const {
+  // @@protoc_insertion_point(field_get:Person.name)
+  return name_ != NULL ? *name_ : *default_instance_->name_;
+}
+inline ::Name* Person::mutable_name() {
+  set_has_name();
+  if (name_ == NULL) name_ = new ::Name;
+  // @@protoc_insertion_point(field_mutable:Person.name)
+  return name_;
+}
+inline ::Name* Person::release_name() {
+  clear_has_name();
+  ::Name* temp = name_;
+  name_ = NULL;
+  return temp;
+}
+void Person::set_allocated_name(::Name* name) {
+  delete name_;
+  name_ = name;
+  if (name) {
+    set_has_name();
+  } else {
+    clear_has_name();
+  }
+  // @@protoc_insertion_point(field_set_allocated:Person.name)
+}
+
+// required int32 id = 2;
+inline bool Person::has_id() const {
+  return (_has_bits_[0] & 0x00000002u) != 0;
+}
+inline void Person::set_has_id() {
+  _has_bits_[0] |= 0x00000002u;
+}
+inline void Person::clear_has_id() {
+  _has_bits_[0] &= ~0x00000002u;
+}
+inline void Person::clear_id() {
+  id_ = 0;
+  clear_has_id();
+}
+::google::protobuf::int32 Person::id() const {
+  // @@protoc_insertion_point(field_get:Person.id)
+  return id_;
+}
+void Person::set_id(::google::protobuf::int32 value) {
+  set_has_id();
+  id_ = value;
+  // @@protoc_insertion_point(field_set:Person.id)
+}
+
+// optional string email = 3;
+bool Person::has_email() const {
+  return (_has_bits_[0] & 0x00000004u) != 0;
+}
+inline void Person::set_has_email() {
+  _has_bits_[0] |= 0x00000004u;
+}
+inline void Person::clear_has_email() {
+  _has_bits_[0] &= ~0x00000004u;
+}
+void Person::clear_email() {
+  if (email_ != &::google::protobuf::internal::GetEmptyStringAlreadyInited()) {
+    email_->clear();
+  }
+  clear_has_email();
+}
+const ::std::string& Person::email() const {
+  // @@protoc_insertion_point(field_get:Person.email)
+  return *email_;
+}
+void Person::set_email(const ::std::string& value) {
+  set_has_email();
+  if (email_ == &::google::protobuf::internal::GetEmptyStringAlreadyInited()) {
+    email_ = new ::std::string;
+  }
+  email_->assign(value);
+  // @@protoc_insertion_point(field_set:Person.email)
+}
+inline void Person::set_email(const char* value) {
+  set_has_email();
+  if (email_ == &::google::protobuf::internal::GetEmptyStringAlreadyInited()) {
+    email_ = new ::std::string;
+  }
+  email_->assign(value);
+  // @@protoc_insertion_point(field_set_char:Person.email)
+}
+inline void Person::set_email(const char* value, size_t size) {
+  set_has_email();
+  if (email_ == &::google::protobuf::internal::GetEmptyStringAlreadyInited()) {
+    email_ = new ::std::string;
+  }
+  email_->assign(reinterpret_cast<const char*>(value), size);
+  // @@protoc_insertion_point(field_set_pointer:Person.email)
+}
+inline ::std::string* Person::mutable_email() {
+  set_has_email();
+  if (email_ == &::google::protobuf::internal::GetEmptyStringAlreadyInited()) {
+    email_ = new ::std::string;
+  }
+  // @@protoc_insertion_point(field_mutable:Person.email)
+  return email_;
+}
+inline ::std::string* Person::release_email() {
+  clear_has_email();
+  if (email_ == &::google::protobuf::internal::GetEmptyStringAlreadyInited()) {
+    return NULL;
+  } else {
+    ::std::string* temp = email_;
+    email_ = const_cast< ::std::string*>(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
+    return temp;
+  }
+}
+inline void Person::set_allocated_email(::std::string* email) {
+  if (email_ != &::google::protobuf::internal::GetEmptyStringAlreadyInited()) {
+    delete email_;
+  }
+  if (email) {
+    set_has_email();
+    email_ = email;
+  } else {
+    clear_has_email();
+    email_ = const_cast< ::std::string*>(&::google::protobuf::internal::GetEmptyStringAlreadyInited());
+  }
+  // @@protoc_insertion_point(field_set_allocated:Person.email)
+}
+
+
+// @@protoc_insertion_point(namespace_scope)
+
+#ifndef SWIG
+namespace google {
+namespace protobuf {
+
+
+}  // namespace google
+}  // namespace protobuf
+#endif  // SWIG
+
+// @@protoc_insertion_point(global_scope)
+
+#endif  // PROTOBUF_tests_2fperson_2eproto__INCLUDED