src/Composer/Installer/InstallationManager.php
public function removeInstaller(InstallerInterface $installer)
    {
        if (false !== ($key = array_search($installer, $this->installers, true))) {
            array_splice($this->installers, $key, 1);
            $this->cache = array();
        }
    }
public function removeInstaller(InstallerInterface $installer)
    {
        if (false !== ($key = array_search($installer, $this->installers, true))) {
            array_splice($this->installers, $key, 1);
            $this->cache = array();
        }
    }
public function removeInstaller ( InstallerInterface $ installer ) { if ( false !== ( $ key = array_search ( $ installer , $ this -> installers , true ) ) ) { array_splice ( $ this -> installers , $ key , 1 ) ; $ this -> cache = array ( ) ; } }
Removes installer

@param InstallerInterface $installer installer instance
Removes installer