protected function getInstaller(): BaseInstaller
    {
        return Installer::create($this->io, $this->composer, $this->input);
    }
protected function getInstaller(): BaseInstaller
    {
        return Installer::create($this->io, $this->composer, $this->input);
    }
protected function getInstaller ( ) : BaseInstaller { return Installer :: create ( $ this -> io , $ this -> composer , $ this -> input ) ; }
Get configured installer instance.

@codeCoverageIgnore

@return \Composer\Installer
Get configured installer instance .