/**
* @return string
*/
public function findComposer()
{
$currentPath = realpath(getcwd());
$finder = new ExecutableFinder();
$finder->addSuffix('phar');
$binary = $finder->find('composer', null, explode(DIRECTORY_SEPARATOR, $currentPath));
if ($binary === null) {
$binary = $this->installComposer();
}
if ($binary === null) {
throw new \RuntimeException('Cannot find composer');
}
return $binary;
}
