// This is a generated file, modify: generate/templates/templates/class_content.cc

#include <nan.h>
#include <string.h>

extern "C" {
#include <git2.h>
}

#include "../include/nodegit.h"
#include "../include/lock_master.h"
#include "../include/functions/copy.h"
#include "../include/branch.h"
#include "nodegit_wrapper.cc"
#include "../include/async_libgit2_queue_worker.h"

#include "../include/reference.h"
#include "../include/repository.h"
#include "../include/commit.h"
#include "../include/annotated_commit.h"
#include "../include/branch_iterator.h"

#include <iostream>

using namespace std;
using namespace v8;
using namespace node;


void GitBranch::InitializeComponent(v8::Local<v8::Object> target)
{
  Nan::HandleScope scope;

  v8::Local<Object> object = Nan::New<Object>();

  Nan::SetMethod(object, "create", Create);
  Nan::SetMethod(object, "createFromAnnotated", CreateFromAnnotated);
  Nan::SetMethod(object, "delete", Delete);
  Nan::SetMethod(object, "isHead", IsHead);
  Nan::SetMethod(object, "iteratorNew", IteratorNew);
  Nan::SetMethod(object, "lookup", Lookup);
  Nan::SetMethod(object, "move", Move);
  Nan::SetMethod(object, "name", Name);
  Nan::SetMethod(object, "setUpstream", SetUpstream);
  Nan::SetMethod(object, "upstream", Upstream);

  Nan::Set(target, Nan::New<String>("Branch").ToLocalChecked(), object);
}


/*
  * @param Repository repo
   * @param String branch_name
   * @param Commit target
   * @param Number force
    * @param Reference callback
   */
NAN_METHOD(GitBranch::Create)
{

  if (info.Length() == 0 || !info[0]->IsObject()) {
    return Nan::ThrowError("Repository repo is required.");
  }

  if (info.Length() == 1 || !info[1]->IsString()) {
    return Nan::ThrowError("String branch_name is required.");
  }

  if (info.Length() == 2 || !info[2]->IsObject()) {
    return Nan::ThrowError("Commit target is required.");
  }

  if (info.Length() == 4 || !info[4]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  CreateBaton* baton = new CreateBaton;

  baton->error_code = GIT_OK;
  baton->error = NULL;

// start convert_from_v8 block
  git_repository * from_repo = NULL;
  from_repo = Nan::ObjectWrap::Unwrap<GitRepository>(info[0]->ToObject())->GetValue();
// end convert_from_v8 block
  baton->repo = from_repo;
// start convert_from_v8 block
  const char * from_branch_name = NULL;

  String::Utf8Value branch_name(info[1]->ToString());
  // malloc with one extra byte so we can add the terminating null character C-strings expect:
  from_branch_name = (const char *) malloc(branch_name.length() + 1);
  // copy the characters from the nodejs string into our C-string (used instead of strdup or strcpy because nulls in
  // the middle of strings are valid coming from nodejs):
  memcpy((void *)from_branch_name, *branch_name, branch_name.length());
  // ensure the final byte of our new string is null, extra casts added to ensure compatibility with various C types
  // used in the nodejs binding generation:
  memset((void *)(((char *)from_branch_name) + branch_name.length()), 0, 1);
// end convert_from_v8 block
  baton->branch_name = from_branch_name;
// start convert_from_v8 block
  const git_commit * from_target = NULL;
  from_target = Nan::ObjectWrap::Unwrap<GitCommit>(info[2]->ToObject())->GetValue();
// end convert_from_v8 block
  baton->target = from_target;
// start convert_from_v8 block
  int from_force;
  if (info[3]->IsNumber()) {
    from_force = (int)   info[3]->ToNumber()->Value();
  } else {
    from_force = 0;
  }
// end convert_from_v8 block
  baton->force = from_force;

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[4]));
  CreateWorker *worker = new CreateWorker(baton, callback);
  if (!info[0]->IsUndefined() && !info[0]->IsNull())
    worker->SaveToPersistent("repo", info[0]->ToObject());
  if (!info[1]->IsUndefined() && !info[1]->IsNull())
    worker->SaveToPersistent("branch_name", info[1]->ToObject());
  if (!info[2]->IsUndefined() && !info[2]->IsNull())
    worker->SaveToPersistent("target", info[2]->ToObject());
  if (!info[3]->IsUndefined() && !info[3]->IsNull())
    worker->SaveToPersistent("force", info[3]->ToObject());

  AsyncLibgit2QueueWorker(worker);
  return;
}

void GitBranch::CreateWorker::Execute()
{
  giterr_clear();

  {
    LockMaster lockMaster(/*asyncAction: */true,baton->repo
                                           ,baton->branch_name
                                           ,baton->target
                         );

    int result = git_branch_create(
                   &baton->out,baton->repo,baton->branch_name,baton->target,baton->force    );

    baton->error_code = result;

    if (result != GIT_OK && giterr_last() != NULL) {
      baton->error = git_error_dup(giterr_last());
    }

  }
}

void GitBranch::CreateWorker::HandleOKCallback()
{
  if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> to;
// start convert_to_v8 block

    if (baton->out != NULL) {
      // GitRefs baton->out
      to = GitRefs::New(baton->out, true  );
    } else {
      to = Nan::Null();
    }

// end convert_to_v8 block
    v8::Local<v8::Value> result = to;
    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::Error(baton->error->message)->ToObject();
      } else {
        err = Nan::Error("Method create has thrown an error.")->ToObject();
      }
      err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
      workerArguments.push(GetFromPersistent("repo"));
      workerArguments.push(GetFromPersistent("branch_name"));
      workerArguments.push(GetFromPersistent("target"));
      workerArguments.push(GetFromPersistent("force"));
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = node->ToObject();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            checkValue->ToObject()
          };
          callback->Call(1, argv);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = nodeObj->GetPropertyNames();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = properties->Get(propIndex)->ToString();
          v8::Local<v8::Value> nodeToQueue = nodeObj->Get(propName);
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::Error("Method create has thrown an error.")->ToObject();
        err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv);
      }
    } else {
      callback->Call(0, NULL);
    }

  }


  delete baton;
}


/*
  * @param Repository repository
   * @param String branch_name
   * @param AnnotatedCommit commit
   * @param Number force
    * @param Reference callback
   */
NAN_METHOD(GitBranch::CreateFromAnnotated)
{

  if (info.Length() == 0 || !info[0]->IsObject()) {
    return Nan::ThrowError("Repository repository is required.");
  }

  if (info.Length() == 1 || !info[1]->IsString()) {
    return Nan::ThrowError("String branch_name is required.");
  }

  if (info.Length() == 2 || !info[2]->IsObject()) {
    return Nan::ThrowError("AnnotatedCommit commit is required.");
  }

  if (info.Length() == 4 || !info[4]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  CreateFromAnnotatedBaton* baton = new CreateFromAnnotatedBaton;

  baton->error_code = GIT_OK;
  baton->error = NULL;

// start convert_from_v8 block
  git_repository * from_repository = NULL;
  from_repository = Nan::ObjectWrap::Unwrap<GitRepository>(info[0]->ToObject())->GetValue();
// end convert_from_v8 block
  baton->repository = from_repository;
// start convert_from_v8 block
  const char * from_branch_name = NULL;

  String::Utf8Value branch_name(info[1]->ToString());
  // malloc with one extra byte so we can add the terminating null character C-strings expect:
  from_branch_name = (const char *) malloc(branch_name.length() + 1);
  // copy the characters from the nodejs string into our C-string (used instead of strdup or strcpy because nulls in
  // the middle of strings are valid coming from nodejs):
  memcpy((void *)from_branch_name, *branch_name, branch_name.length());
  // ensure the final byte of our new string is null, extra casts added to ensure compatibility with various C types
  // used in the nodejs binding generation:
  memset((void *)(((char *)from_branch_name) + branch_name.length()), 0, 1);
// end convert_from_v8 block
  baton->branch_name = from_branch_name;
// start convert_from_v8 block
  const git_annotated_commit * from_commit = NULL;
  from_commit = Nan::ObjectWrap::Unwrap<GitAnnotatedCommit>(info[2]->ToObject())->GetValue();
// end convert_from_v8 block
  baton->commit = from_commit;
// start convert_from_v8 block
  int from_force;
  if (info[3]->IsNumber()) {
    from_force = (int)   info[3]->ToNumber()->Value();
  } else {
    from_force = 0;
  }
// end convert_from_v8 block
  baton->force = from_force;

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[4]));
  CreateFromAnnotatedWorker *worker = new CreateFromAnnotatedWorker(baton, callback);
  if (!info[0]->IsUndefined() && !info[0]->IsNull())
    worker->SaveToPersistent("repository", info[0]->ToObject());
  if (!info[1]->IsUndefined() && !info[1]->IsNull())
    worker->SaveToPersistent("branch_name", info[1]->ToObject());
  if (!info[2]->IsUndefined() && !info[2]->IsNull())
    worker->SaveToPersistent("commit", info[2]->ToObject());
  if (!info[3]->IsUndefined() && !info[3]->IsNull())
    worker->SaveToPersistent("force", info[3]->ToObject());

  AsyncLibgit2QueueWorker(worker);
  return;
}

void GitBranch::CreateFromAnnotatedWorker::Execute()
{
  giterr_clear();

  {
    LockMaster lockMaster(/*asyncAction: */true,baton->repository
                                           ,baton->branch_name
                                           ,baton->commit
                         );

    int result = git_branch_create_from_annotated(
                   &baton->ref_out,baton->repository,baton->branch_name,baton->commit,baton->force    );

    baton->error_code = result;

    if (result != GIT_OK && giterr_last() != NULL) {
      baton->error = git_error_dup(giterr_last());
    }

  }
}

void GitBranch::CreateFromAnnotatedWorker::HandleOKCallback()
{
  if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> to;
// start convert_to_v8 block

    if (baton->ref_out != NULL) {
      // GitRefs baton->ref_out
      to = GitRefs::New(baton->ref_out, true  );
    } else {
      to = Nan::Null();
    }

// end convert_to_v8 block
    v8::Local<v8::Value> result = to;
    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::Error(baton->error->message)->ToObject();
      } else {
        err = Nan::Error("Method createFromAnnotated has thrown an error.")->ToObject();
      }
      err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
      workerArguments.push(GetFromPersistent("repository"));
      workerArguments.push(GetFromPersistent("branch_name"));
      workerArguments.push(GetFromPersistent("commit"));
      workerArguments.push(GetFromPersistent("force"));
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = node->ToObject();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            checkValue->ToObject()
          };
          callback->Call(1, argv);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = nodeObj->GetPropertyNames();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = properties->Get(propIndex)->ToString();
          v8::Local<v8::Value> nodeToQueue = nodeObj->Get(propName);
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::Error("Method createFromAnnotated has thrown an error.")->ToObject();
        err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv);
      }
    } else {
      callback->Call(0, NULL);
    }

  }


  delete baton;
}


/*
 * @param Reference branch
     * @return Number  result    */
NAN_METHOD(GitBranch::Delete)
{
  Nan::EscapableHandleScope scope;

  if (info.Length() == 0 || !info[0]->IsObject()) {
    return Nan::ThrowError("Reference branch is required.");
  }

// start convert_from_v8 block
  git_reference * from_branch = NULL;
  from_branch = Nan::ObjectWrap::Unwrap<GitRefs>(info[0]->ToObject())->GetValue();
// end convert_from_v8 block

  giterr_clear();

  {
    LockMaster lockMaster(/*asyncAction: */false,    from_branch
                         );

    int result = git_branch_delete(
                   from_branch
                 );


    v8::Local<v8::Value> to;
// start convert_to_v8 block
    to = Nan::New<Number>( result);
    // end convert_to_v8 block
    return info.GetReturnValue().Set(scope.Escape(to));
  }
}

/*
 * @param Reference branch
     * @return Number  result    */
NAN_METHOD(GitBranch::IsHead)
{
  Nan::EscapableHandleScope scope;

  if (info.Length() == 0 || !info[0]->IsObject()) {
    return Nan::ThrowError("Reference branch is required.");
  }

// start convert_from_v8 block
  const git_reference * from_branch = NULL;
  from_branch = Nan::ObjectWrap::Unwrap<GitRefs>(info[0]->ToObject())->GetValue();
// end convert_from_v8 block

  giterr_clear();

  {
    LockMaster lockMaster(/*asyncAction: */false,    from_branch
                         );

    int result = git_branch_is_head(
                   from_branch
                 );


    v8::Local<v8::Value> to;
// start convert_to_v8 block
    to = Nan::New<Number>( result);
    // end convert_to_v8 block
    return info.GetReturnValue().Set(scope.Escape(to));
  }
}

/*
  * @param Repository repo
   * @param Number list_flags
    * @param BranchIterator callback
   */
NAN_METHOD(GitBranch::IteratorNew)
{

  if (info.Length() == 0 || !info[0]->IsObject()) {
    return Nan::ThrowError("Repository repo is required.");
  }

  if (info.Length() == 1 || !info[1]->IsNumber()) {
    return Nan::ThrowError("Number list_flags is required.");
  }

  if (info.Length() == 2 || !info[2]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  IteratorNewBaton* baton = new IteratorNewBaton;

  baton->error_code = GIT_OK;
  baton->error = NULL;

// start convert_from_v8 block
  git_repository * from_repo = NULL;
  from_repo = Nan::ObjectWrap::Unwrap<GitRepository>(info[0]->ToObject())->GetValue();
// end convert_from_v8 block
  baton->repo = from_repo;
// start convert_from_v8 block
  git_branch_t from_list_flags;
  from_list_flags = (git_branch_t)  (int) info[1]->ToNumber()->Value();
// end convert_from_v8 block
  baton->list_flags = from_list_flags;

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[2]));
  IteratorNewWorker *worker = new IteratorNewWorker(baton, callback);
  if (!info[0]->IsUndefined() && !info[0]->IsNull())
    worker->SaveToPersistent("repo", info[0]->ToObject());
  if (!info[1]->IsUndefined() && !info[1]->IsNull())
    worker->SaveToPersistent("list_flags", info[1]->ToObject());

  AsyncLibgit2QueueWorker(worker);
  return;
}

void GitBranch::IteratorNewWorker::Execute()
{
  giterr_clear();

  {
    LockMaster lockMaster(/*asyncAction: */true,baton->repo
                         );

    int result = git_branch_iterator_new(
                   &baton->out,baton->repo,baton->list_flags    );

    baton->error_code = result;

    if (result != GIT_OK && giterr_last() != NULL) {
      baton->error = git_error_dup(giterr_last());
    }

  }
}

void GitBranch::IteratorNewWorker::HandleOKCallback()
{
  if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> to;
// start convert_to_v8 block

    if (baton->out != NULL) {
      // GitBranchIterator baton->out
      to = GitBranchIterator::New(baton->out, false  );
    } else {
      to = Nan::Null();
    }

// end convert_to_v8 block
    v8::Local<v8::Value> result = to;
    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::Error(baton->error->message)->ToObject();
      } else {
        err = Nan::Error("Method iteratorNew has thrown an error.")->ToObject();
      }
      err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
      workerArguments.push(GetFromPersistent("repo"));
      workerArguments.push(GetFromPersistent("list_flags"));
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = node->ToObject();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            checkValue->ToObject()
          };
          callback->Call(1, argv);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = nodeObj->GetPropertyNames();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = properties->Get(propIndex)->ToString();
          v8::Local<v8::Value> nodeToQueue = nodeObj->Get(propName);
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::Error("Method iteratorNew has thrown an error.")->ToObject();
        err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv);
      }
    } else {
      callback->Call(0, NULL);
    }

  }


  delete baton;
}


/*
  * @param Repository repo
   * @param String branch_name
   * @param Number branch_type
    * @param Reference callback
   */
NAN_METHOD(GitBranch::Lookup)
{

  if (info.Length() == 0 || !info[0]->IsObject()) {
    return Nan::ThrowError("Repository repo is required.");
  }

  if (info.Length() == 1 || !info[1]->IsString()) {
    return Nan::ThrowError("String branch_name is required.");
  }

  if (info.Length() == 2 || !info[2]->IsNumber()) {
    return Nan::ThrowError("Number branch_type is required.");
  }

  if (info.Length() == 3 || !info[3]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  LookupBaton* baton = new LookupBaton;

  baton->error_code = GIT_OK;
  baton->error = NULL;

// start convert_from_v8 block
  git_repository * from_repo = NULL;
  from_repo = Nan::ObjectWrap::Unwrap<GitRepository>(info[0]->ToObject())->GetValue();
// end convert_from_v8 block
  baton->repo = from_repo;
// start convert_from_v8 block
  const char * from_branch_name = NULL;

  String::Utf8Value branch_name(info[1]->ToString());
  // malloc with one extra byte so we can add the terminating null character C-strings expect:
  from_branch_name = (const char *) malloc(branch_name.length() + 1);
  // copy the characters from the nodejs string into our C-string (used instead of strdup or strcpy because nulls in
  // the middle of strings are valid coming from nodejs):
  memcpy((void *)from_branch_name, *branch_name, branch_name.length());
  // ensure the final byte of our new string is null, extra casts added to ensure compatibility with various C types
  // used in the nodejs binding generation:
  memset((void *)(((char *)from_branch_name) + branch_name.length()), 0, 1);
// end convert_from_v8 block
  baton->branch_name = from_branch_name;
// start convert_from_v8 block
  git_branch_t from_branch_type;
  from_branch_type = (git_branch_t)  (int) info[2]->ToNumber()->Value();
// end convert_from_v8 block
  baton->branch_type = from_branch_type;

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[3]));
  LookupWorker *worker = new LookupWorker(baton, callback);
  if (!info[0]->IsUndefined() && !info[0]->IsNull())
    worker->SaveToPersistent("repo", info[0]->ToObject());
  if (!info[1]->IsUndefined() && !info[1]->IsNull())
    worker->SaveToPersistent("branch_name", info[1]->ToObject());
  if (!info[2]->IsUndefined() && !info[2]->IsNull())
    worker->SaveToPersistent("branch_type", info[2]->ToObject());

  AsyncLibgit2QueueWorker(worker);
  return;
}

void GitBranch::LookupWorker::Execute()
{
  giterr_clear();

  {
    LockMaster lockMaster(/*asyncAction: */true,baton->repo
                                           ,baton->branch_name
                         );

    int result = git_branch_lookup(
                   &baton->out,baton->repo,baton->branch_name,baton->branch_type    );

    baton->error_code = result;

    if (result != GIT_OK && giterr_last() != NULL) {
      baton->error = git_error_dup(giterr_last());
    }

  }
}

void GitBranch::LookupWorker::HandleOKCallback()
{
  if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> to;
// start convert_to_v8 block

    if (baton->out != NULL) {
      // GitRefs baton->out
      to = GitRefs::New(baton->out, true  );
    } else {
      to = Nan::Null();
    }

// end convert_to_v8 block
    v8::Local<v8::Value> result = to;
    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::Error(baton->error->message)->ToObject();
      } else {
        err = Nan::Error("Method lookup has thrown an error.")->ToObject();
      }
      err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
      workerArguments.push(GetFromPersistent("repo"));
      workerArguments.push(GetFromPersistent("branch_name"));
      workerArguments.push(GetFromPersistent("branch_type"));
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = node->ToObject();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            checkValue->ToObject()
          };
          callback->Call(1, argv);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = nodeObj->GetPropertyNames();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = properties->Get(propIndex)->ToString();
          v8::Local<v8::Value> nodeToQueue = nodeObj->Get(propName);
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::Error("Method lookup has thrown an error.")->ToObject();
        err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv);
      }
    } else {
      callback->Call(0, NULL);
    }

  }


  delete baton;
}


/*
  * @param Reference branch
   * @param String new_branch_name
   * @param Number force
    * @param Reference callback
   */
NAN_METHOD(GitBranch::Move)
{

  if (info.Length() == 0 || !info[0]->IsObject()) {
    return Nan::ThrowError("Reference branch is required.");
  }

  if (info.Length() == 1 || !info[1]->IsString()) {
    return Nan::ThrowError("String new_branch_name is required.");
  }

  if (info.Length() == 2 || !info[2]->IsNumber()) {
    return Nan::ThrowError("Number force is required.");
  }

  if (info.Length() == 3 || !info[3]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  MoveBaton* baton = new MoveBaton;

  baton->error_code = GIT_OK;
  baton->error = NULL;

// start convert_from_v8 block
  git_reference * from_branch = NULL;
  from_branch = Nan::ObjectWrap::Unwrap<GitRefs>(info[0]->ToObject())->GetValue();
// end convert_from_v8 block
  baton->branch = from_branch;
// start convert_from_v8 block
  const char * from_new_branch_name = NULL;

  String::Utf8Value new_branch_name(info[1]->ToString());
  // malloc with one extra byte so we can add the terminating null character C-strings expect:
  from_new_branch_name = (const char *) malloc(new_branch_name.length() + 1);
  // copy the characters from the nodejs string into our C-string (used instead of strdup or strcpy because nulls in
  // the middle of strings are valid coming from nodejs):
  memcpy((void *)from_new_branch_name, *new_branch_name, new_branch_name.length());
  // ensure the final byte of our new string is null, extra casts added to ensure compatibility with various C types
  // used in the nodejs binding generation:
  memset((void *)(((char *)from_new_branch_name) + new_branch_name.length()), 0, 1);
// end convert_from_v8 block
  baton->new_branch_name = from_new_branch_name;
// start convert_from_v8 block
  int from_force;
  from_force = (int)   info[2]->ToNumber()->Value();
// end convert_from_v8 block
  baton->force = from_force;

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[3]));
  MoveWorker *worker = new MoveWorker(baton, callback);
  if (!info[0]->IsUndefined() && !info[0]->IsNull())
    worker->SaveToPersistent("branch", info[0]->ToObject());
  if (!info[1]->IsUndefined() && !info[1]->IsNull())
    worker->SaveToPersistent("new_branch_name", info[1]->ToObject());
  if (!info[2]->IsUndefined() && !info[2]->IsNull())
    worker->SaveToPersistent("force", info[2]->ToObject());

  AsyncLibgit2QueueWorker(worker);
  return;
}

void GitBranch::MoveWorker::Execute()
{
  giterr_clear();

  {
    LockMaster lockMaster(/*asyncAction: */true,baton->branch
                                           ,baton->new_branch_name
                         );

    int result = git_branch_move(
                   &baton->out,baton->branch,baton->new_branch_name,baton->force    );

    baton->error_code = result;

    if (result != GIT_OK && giterr_last() != NULL) {
      baton->error = git_error_dup(giterr_last());
    }

  }
}

void GitBranch::MoveWorker::HandleOKCallback()
{
  if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> to;
// start convert_to_v8 block

    if (baton->out != NULL) {
      // GitRefs baton->out
      to = GitRefs::New(baton->out, true  );
    } else {
      to = Nan::Null();
    }

// end convert_to_v8 block
    v8::Local<v8::Value> result = to;
    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::Error(baton->error->message)->ToObject();
      } else {
        err = Nan::Error("Method move has thrown an error.")->ToObject();
      }
      err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
      workerArguments.push(GetFromPersistent("branch"));
      workerArguments.push(GetFromPersistent("new_branch_name"));
      workerArguments.push(GetFromPersistent("force"));
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = node->ToObject();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            checkValue->ToObject()
          };
          callback->Call(1, argv);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = nodeObj->GetPropertyNames();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = properties->Get(propIndex)->ToString();
          v8::Local<v8::Value> nodeToQueue = nodeObj->Get(propName);
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::Error("Method move has thrown an error.")->ToObject();
        err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv);
      }
    } else {
      callback->Call(0, NULL);
    }

  }


  delete baton;
}


/*
  * @param Reference ref
    * @param String callback
   */
NAN_METHOD(GitBranch::Name)
{

  if (info.Length() == 0 || !info[0]->IsObject()) {
    return Nan::ThrowError("Reference ref is required.");
  }

  if (info.Length() == 1 || !info[1]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  NameBaton* baton = new NameBaton;

  baton->error_code = GIT_OK;
  baton->error = NULL;

// start convert_from_v8 block
  const git_reference * from_ref = NULL;
  from_ref = Nan::ObjectWrap::Unwrap<GitRefs>(info[0]->ToObject())->GetValue();
// end convert_from_v8 block
  baton->ref = from_ref;

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[1]));
  NameWorker *worker = new NameWorker(baton, callback);
  if (!info[0]->IsUndefined() && !info[0]->IsNull())
    worker->SaveToPersistent("ref", info[0]->ToObject());

  AsyncLibgit2QueueWorker(worker);
  return;
}

void GitBranch::NameWorker::Execute()
{
  giterr_clear();

  {
    LockMaster lockMaster(/*asyncAction: */true,baton->ref
                         );

    int result = git_branch_name(
                   &baton->out,baton->ref    );

    baton->error_code = result;

    if (result != GIT_OK && giterr_last() != NULL) {
      baton->error = git_error_dup(giterr_last());
    }

  }
}

void GitBranch::NameWorker::HandleOKCallback()
{
  if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> to;
// start convert_to_v8 block
    if (baton->out) {
      to = Nan::New<String>(baton->out).ToLocalChecked();
    } else {
      to = Nan::Null();
    }

    // end convert_to_v8 block
    v8::Local<v8::Value> result = to;
    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::Error(baton->error->message)->ToObject();
      } else {
        err = Nan::Error("Method name has thrown an error.")->ToObject();
      }
      err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
      workerArguments.push(GetFromPersistent("ref"));
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = node->ToObject();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            checkValue->ToObject()
          };
          callback->Call(1, argv);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = nodeObj->GetPropertyNames();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = properties->Get(propIndex)->ToString();
          v8::Local<v8::Value> nodeToQueue = nodeObj->Get(propName);
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::Error("Method name has thrown an error.")->ToObject();
        err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv);
      }
    } else {
      callback->Call(0, NULL);
    }

  }


  delete baton;
}


/*
 * @param Reference branch
   * @param String upstream_name
     */
NAN_METHOD(GitBranch::SetUpstream)
{

  if (info.Length() == 0 || !info[0]->IsObject()) {
    return Nan::ThrowError("Reference branch is required.");
  }

  if (info.Length() == 2 || !info[2]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  SetUpstreamBaton* baton = new SetUpstreamBaton;

  baton->error_code = GIT_OK;
  baton->error = NULL;

// start convert_from_v8 block
  git_reference * from_branch = NULL;
  from_branch = Nan::ObjectWrap::Unwrap<GitRefs>(info[0]->ToObject())->GetValue();
// end convert_from_v8 block
  baton->branch = from_branch;
// start convert_from_v8 block
  const char * from_upstream_name = NULL;
  if (info[1]->IsString()) {

    String::Utf8Value upstream_name(info[1]->ToString());
    // malloc with one extra byte so we can add the terminating null character C-strings expect:
    from_upstream_name = (const char *) malloc(upstream_name.length() + 1);
    // copy the characters from the nodejs string into our C-string (used instead of strdup or strcpy because nulls in
    // the middle of strings are valid coming from nodejs):
    memcpy((void *)from_upstream_name, *upstream_name, upstream_name.length());
    // ensure the final byte of our new string is null, extra casts added to ensure compatibility with various C types
    // used in the nodejs binding generation:
    memset((void *)(((char *)from_upstream_name) + upstream_name.length()), 0, 1);
  } else {
    from_upstream_name = 0;
  }
// end convert_from_v8 block
  baton->upstream_name = from_upstream_name;

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[2]));
  SetUpstreamWorker *worker = new SetUpstreamWorker(baton, callback);
  if (!info[0]->IsUndefined() && !info[0]->IsNull())
    worker->SaveToPersistent("branch", info[0]->ToObject());
  if (!info[1]->IsUndefined() && !info[1]->IsNull())
    worker->SaveToPersistent("upstream_name", info[1]->ToObject());

  AsyncLibgit2QueueWorker(worker);
  return;
}

void GitBranch::SetUpstreamWorker::Execute()
{
  giterr_clear();

  {
    LockMaster lockMaster(/*asyncAction: */true,baton->branch
                                           ,baton->upstream_name
                         );

    int result = git_branch_set_upstream(
                   baton->branch,baton->upstream_name    );

    baton->error_code = result;

    if (result != GIT_OK && giterr_last() != NULL) {
      baton->error = git_error_dup(giterr_last());
    }

  }
}

void GitBranch::SetUpstreamWorker::HandleOKCallback()
{
  if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> result = Nan::Undefined();
    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::Error(baton->error->message)->ToObject();
      } else {
        err = Nan::Error("Method setUpstream has thrown an error.")->ToObject();
      }
      err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
      workerArguments.push(GetFromPersistent("branch"));
      workerArguments.push(GetFromPersistent("upstream_name"));
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = node->ToObject();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            checkValue->ToObject()
          };
          callback->Call(1, argv);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = nodeObj->GetPropertyNames();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = properties->Get(propIndex)->ToString();
          v8::Local<v8::Value> nodeToQueue = nodeObj->Get(propName);
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::Error("Method setUpstream has thrown an error.")->ToObject();
        err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv);
      }
    } else {
      callback->Call(0, NULL);
    }

  }


  delete baton;
}


/*
  * @param Reference branch
    * @param Reference callback
   */
NAN_METHOD(GitBranch::Upstream)
{

  if (info.Length() == 0 || !info[0]->IsObject()) {
    return Nan::ThrowError("Reference branch is required.");
  }

  if (info.Length() == 1 || !info[1]->IsFunction()) {
    return Nan::ThrowError("Callback is required and must be a Function.");
  }

  UpstreamBaton* baton = new UpstreamBaton;

  baton->error_code = GIT_OK;
  baton->error = NULL;

// start convert_from_v8 block
  const git_reference * from_branch = NULL;
  from_branch = Nan::ObjectWrap::Unwrap<GitRefs>(info[0]->ToObject())->GetValue();
// end convert_from_v8 block
  baton->branch = from_branch;

  Nan::Callback *callback = new Nan::Callback(v8::Local<Function>::Cast(info[1]));
  UpstreamWorker *worker = new UpstreamWorker(baton, callback);
  if (!info[0]->IsUndefined() && !info[0]->IsNull())
    worker->SaveToPersistent("branch", info[0]->ToObject());

  AsyncLibgit2QueueWorker(worker);
  return;
}

void GitBranch::UpstreamWorker::Execute()
{
  giterr_clear();

  {
    LockMaster lockMaster(/*asyncAction: */true,baton->branch
                         );

    int result = git_branch_upstream(
                   &baton->out,baton->branch    );

    baton->error_code = result;

    if (result != GIT_OK && giterr_last() != NULL) {
      baton->error = git_error_dup(giterr_last());
    }

  }
}

void GitBranch::UpstreamWorker::HandleOKCallback()
{
  if (baton->error_code == GIT_OK) {
    v8::Local<v8::Value> to;
// start convert_to_v8 block

    if (baton->out != NULL) {
      // GitRefs baton->out
      to = GitRefs::New(baton->out, true  );
    } else {
      to = Nan::Null();
    }

// end convert_to_v8 block
    v8::Local<v8::Value> result = to;
    v8::Local<v8::Value> argv[2] = {
      Nan::Null(),
      result
    };
    callback->Call(2, argv);
  } else {
    if (baton->error) {
      v8::Local<v8::Object> err;
      if (baton->error->message) {
        err = Nan::Error(baton->error->message)->ToObject();
      } else {
        err = Nan::Error("Method upstream has thrown an error.")->ToObject();
      }
      err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
      v8::Local<v8::Value> argv[1] = {
        err
      };
      callback->Call(1, argv);
      if (baton->error->message)
        free((void *)baton->error->message);
      free((void *)baton->error);
    } else if (baton->error_code < 0) {
      std::queue< v8::Local<v8::Value> > workerArguments;
      workerArguments.push(GetFromPersistent("branch"));
      bool callbackFired = false;
      while(!workerArguments.empty()) {
        v8::Local<v8::Value> node = workerArguments.front();
        workerArguments.pop();

        if (
          !node->IsObject()
          || node->IsArray()
          || node->IsBooleanObject()
          || node->IsDate()
          || node->IsFunction()
          || node->IsNumberObject()
          || node->IsRegExp()
          || node->IsStringObject()
        ) {
          continue;
        }

        v8::Local<v8::Object> nodeObj = node->ToObject();
        v8::Local<v8::Value> checkValue = GetPrivate(nodeObj, Nan::New("NodeGitPromiseError").ToLocalChecked());

        if (!checkValue.IsEmpty() && !checkValue->IsNull() && !checkValue->IsUndefined()) {
          v8::Local<v8::Value> argv[1] = {
            checkValue->ToObject()
          };
          callback->Call(1, argv);
          callbackFired = true;
          break;
        }

        v8::Local<v8::Array> properties = nodeObj->GetPropertyNames();
        for (unsigned int propIndex = 0; propIndex < properties->Length(); ++propIndex) {
          v8::Local<v8::String> propName = properties->Get(propIndex)->ToString();
          v8::Local<v8::Value> nodeToQueue = nodeObj->Get(propName);
          if (!nodeToQueue->IsUndefined()) {
            workerArguments.push(nodeToQueue);
          }
        }
      }

      if (!callbackFired) {
        v8::Local<v8::Object> err = Nan::Error("Method upstream has thrown an error.")->ToObject();
        err->Set(Nan::New("errno").ToLocalChecked(), Nan::New(baton->error_code));
        v8::Local<v8::Value> argv[1] = {
          err
        };
        callback->Call(1, argv);
      }
    } else {
      callback->Call(0, NULL);
    }

  }


  delete baton;
}

