Minor refactoring of RootPackageRepo

src/Composer/Command/SuggestsCommand.php

@@ -54,7 +54,7 @@ EOT
         $composer = $this->getComposer();
 
         $installedRepos = array(
-            new RootPackageRepository(array(clone $composer->getPackage())),
+            new RootPackageRepository(clone $composer->getPackage()),
         );
 
         $locker = $composer->getLocker();

src/Composer/Installer.php

@@ -260,7 +260,7 @@ class Installer
             $installedRepos = array(
                 $this->locker->getLockedRepository($this->devMode),
                 $this->createPlatformRepo(false),
-                new RootPackageRepository(array(clone $this->package)),
+                new RootPackageRepository(clone $this->package),
             );
             $this->suggestedPackagesReporter->outputMinimalistic(new CompositeRepository($installedRepos));
         }
@@ -706,7 +706,7 @@ class Installer
         $this->fixedRootPackage->setDevRequires(array());
 
         $repositorySet = new RepositorySet($minimumStability, $stabilityFlags, $rootAliases, $this->package->getReferences(), $rootRequires);
-        $repositorySet->addRepository(new RootPackageRepository(array($this->fixedRootPackage)));
+        $repositorySet->addRepository(new RootPackageRepository($this->fixedRootPackage));
         $repositorySet->addRepository($platformRepo);
         if ($this->additionalFixedRepository) {
             $repositorySet->addRepository($this->additionalFixedRepository);

src/Composer/Repository/RootPackageRepository.php

@@ -12,6 +12,8 @@
 
 namespace Composer\Repository;
 
+use Composer\Package\RootPackageInterface;
+
 /**
  * Root package repository.
  *
@@ -21,6 +23,11 @@ namespace Composer\Repository;
  */
 class RootPackageRepository extends ArrayRepository
 {
+    public function __construct(RootPackageInterface $package)
+    {
+        parent::__construct(array($package));
+    }
+
     public function getRepoName()
     {
         return 'root package repo';