From 6ace5bb651a2d8efb41be1239b76cef687fcfe51 Mon Sep 17 00:00:00 2001
From: Jordi Boggiano <j.boggiano@seld.be>
Date: Thu, 12 Nov 2020 17:06:33 +0100
Subject: [PATCH] Make sure root aliases are marked as such also when loaded
 from lock file

---
 src/Composer/Package/AliasPackage.php | 2 +-
 src/Composer/Package/Locker.php       | 4 +++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/Composer/Package/AliasPackage.php b/src/Composer/Package/AliasPackage.php
index 3eb9cf7f3..bd33c4fff 100644
--- a/src/Composer/Package/AliasPackage.php
+++ b/src/Composer/Package/AliasPackage.php
@@ -431,7 +431,7 @@ class AliasPackage extends BasePackage implements CompletePackageInterface
 
     public function __toString()
     {
-        return parent::__toString().' (alias of '.$this->aliasOf->getVersion().')';
+        return parent::__toString().' ('.($this->rootPackageAlias ? 'root ':''). 'alias of '.$this->aliasOf->getVersion().')';
     }
 
     public function setDistUrl($url)
diff --git a/src/Composer/Package/Locker.php b/src/Composer/Package/Locker.php
index 6cf4f1d28..9ddf6d0fa 100644
--- a/src/Composer/Package/Locker.php
+++ b/src/Composer/Package/Locker.php
@@ -187,7 +187,9 @@ class Locker
             if (isset($lockData['aliases'])) {
                 foreach ($lockData['aliases'] as $alias) {
                     if (isset($packageByName[$alias['package']])) {
-                        $packages->addPackage(new AliasPackage($packageByName[$alias['package']], $alias['alias_normalized'], $alias['alias']));
+                        $aliasPkg = new AliasPackage($packageByName[$alias['package']], $alias['alias_normalized'], $alias['alias']);
+                        $aliasPkg->setRootPackageAlias(true);
+                        $packages->addPackage($aliasPkg);
                     }
                 }
             }