/**
* This will checkout a new branch based on $source with branch name of $new
*
* @param Sadekbaroudi\Gitorade\Branches\Branch $source can be Sadekbaroudi\Gitorade\Branches\BranchLocal or Sadekbaroudi\Gitorade\Branches\BranchRemote
* @param Sadekbaroudi\Gitorade\Branches\BranchLocal $new the new local branch based on $source
* @throws OperationStateException If any of the commands fail in the process
*/
public function checkoutNewBranch($source, $new)
{
$beforeMergeBranch = $this->currentBranch();
$this->stash();
// TODO: PHP 5.4 supports "new Foo()->method()->method()"
// http://docs.php.net/manual/en/migration54.new-features.php
$os = new OperationState();
$os->setExecute(array($this->getGit(), 'checkout'), array($source->fullBranchString()));
$os->addExecute(array($this->getGit(), 'checkoutNewBranch'), array($new->getBranch()));
$os->setUndo(array($this->getGit(), 'reset'), array(array('hard' => true)));
$os->addUndo(array($this->getGit(), 'checkout'), array($beforeMergeBranch));
$os->addUndo(array($this->getGit(), 'branch'), array($new->getBranch(), array('D' => true)));
$this->getOsm()->add($os);
try {
echo "checking out {$source}" . PHP_EOL;
echo "checking out new local branch {$new}" . PHP_EOL;
$this->getOsm()->execute($os);
} catch (OperationStateException $e) {
$this->getOsm()->undoAll();
throw $e;
}
}
