Fix regression in previous merge

src/Composer/Command/ShowCommand.php

@@ -70,14 +70,31 @@ EOT
             return $composer->getRepositoryManager()->findPackage($input->getArgument('package'), $input->getArgument('version'));
         }
 
-        // we only have a name, so search for the highest package where the name matches
+        // check if we have a local installation so we can grab the right package/version
+        $localRepo = $composer->getRepositoryManager()->getLocalRepository();
+        foreach ($localRepo->getPackages() as $package) {
+            if ($package->getName() === $input->getArgument('package')) {
+                return $package;
+            }
+        }
+
+        // we only have a name, so search for the highest version of the given package
+        $highestVersion = null;
         $repos = array_merge(
             array($composer->getRepositoryManager()->getLocalRepository()),
             $composer->getRepositoryManager()->getRepositories()
         );
-        if ($package = $this->getHighestVersion($repos, $input->getArgument('package'))) {
-            return $package;
+        foreach ($repos as $repository) {
+            foreach ($repository->getPackages() as $package) {
+                if ($packageName === $package->getName()) {
+                    if (null === $highestVersion || version_compare($package->getVersion(), $highestVersion->getVersion(), '>=')) {
+                        $highestVersion = $package;
+                    }
+                }
+            }
         }
+
+        return $highestVersion;
     }
 
     /**
@@ -150,24 +167,4 @@ EOT
             }
         }
     }
-
-    /**
-     * get highest matching package name from an array of repositories
-     */
-    protected function getHighestVersion(array $repos, $packageName)
-    {
-        $highest = null;
-
-        foreach ($repos as $repository) {
-            foreach ($repository->getPackages() as $package) {
-                if ($packageName === $package->getName()) {
-                    if (null === $highest || version_compare($package->getVersion(), $highest->getVersion(), '>=')) {
-                        $highest = $package;
-                    }
-                }
-            }
-        }
-
-        return $highest;
-    }
 }