src/Composer/DependencyResolver/Request.php
public function fix($packageName, LinkConstraintInterface $constraint = null)
    {
        $this->addJob($packageName, 'install', $constraint, true);
    }
public function fix($packageName, LinkConstraintInterface $constraint = null)
    {
        $this->addJob($packageName, 'install', $constraint, true);
    }
public function fix ( $ packageName , LinkConstraintInterface $ constraint = null ) { $ this -> addJob ( $ packageName , 'install' , $ constraint , true ) ; }
Mark an existing package as being installed and having to remain installed

These jobs will not be tempered with by the solver
Mark an existing package as being installed and having to remain installed