private function runFirstInstall(ScriptEvent $event)
    {
        $installer    = Installer::create(
            $event->getIO(),
            // Create a new Composer instance to ensure full processing of the merged files.
            Factory::create($event->getIO(), null, false)
        );

        $installer->setPreferSource($this->isPreferredInstall('source'));
        $installer->setPreferDist($this->isPreferredInstall('dist'));
        $installer->setDevMode($event->isDevMode());
        $installer->setDumpAutoloader($this->state->shouldDumpAutoloader());
        $installer->setOptimizeAutoloader($this->state->shouldOptimizeAutoloader());

        if ($this->state->forceUpdate()) {
            // Force update mode so that new packages are processed rather than just telling
            // the user that composer.json and composer.lock don't match.
            $installer->setUpdate(true);
        }

        $installer->run();
    }
private function runFirstInstall(ScriptEvent $event)
    {
        $installer    = Installer::create(
            $event->getIO(),
            // Create a new Composer instance to ensure full processing of the merged files.
            Factory::create($event->getIO(), null, false)
        );

        $installer->setPreferSource($this->isPreferredInstall('source'));
        $installer->setPreferDist($this->isPreferredInstall('dist'));
        $installer->setDevMode($event->isDevMode());
        $installer->setDumpAutoloader($this->state->shouldDumpAutoloader());
        $installer->setOptimizeAutoloader($this->state->shouldOptimizeAutoloader());

        if ($this->state->forceUpdate()) {
            // Force update mode so that new packages are processed rather than just telling
            // the user that composer.json and composer.lock don't match.
            $installer->setUpdate(true);
        }

        $installer->run();
    }
private function runFirstInstall ( ScriptEvent $ event ) { $ installer = Installer :: create ( $ event -> getIO ( ) , // Create a new Composer instance to ensure full processing of the merged files. Factory :: create ( $ event -> getIO ( ) , null , false ) ) ; $ installer -> setPreferSource ( $ this -> isPreferredInstall ( 'source' ) ) ; $ installer -> setPreferDist ( $ this -> isPreferredInstall ( 'dist' ) ) ; $ installer -> setDevMode ( $ event -> isDevMode ( ) ) ; $ installer -> setDumpAutoloader ( $ this -> state -> shouldDumpAutoloader ( ) ) ; $ installer -> setOptimizeAutoloader ( $ this -> state -> shouldOptimizeAutoloader ( ) ) ; if ( $ this -> state -> forceUpdate ( ) ) { // Force update mode so that new packages are processed rather than just telling // the user that composer.json and composer.lock don't match. $ installer -> setUpdate ( true ) ; } $ installer -> run ( ) ; }
Run first install.

@param  \Composer\Script\Event  $event

@throws \Exception

@codeCoverageIgnore
Run first install .