3 files changed, 22 insertions, 9 deletions
diff --git a/lib/composer/composer/ClassLoader.php b/lib/composer/composer/ClassLoader.php
index 0cd6055d1b7..afef3fa2ad8 100644
--- a/lib/composer/composer/ClassLoader.php
+++ b/lib/composer/composer/ClassLoader.php
@@ -149,7 +149,7 @@ class ClassLoader
 
     /**
      * @return string[] Array of classname => path
-     * @psalm-var array<string, string>
+     * @psalm-return array<string, string>
      */
     public function getClassMap()
     {
diff --git a/lib/composer/composer/InstalledVersions.php b/lib/composer/composer/InstalledVersions.php
index b3a4e1611e6..d50e0c9fcc4 100644
--- a/lib/composer/composer/InstalledVersions.php
+++ b/lib/composer/composer/InstalledVersions.php
@@ -20,12 +20,25 @@ use Composer\Semver\VersionParser;
  *
  * See also https://getcomposer.org/doc/07-runtime.md#installed-versions
  *
- * To require it's presence, you can require `composer-runtime-api ^2.0`
+ * To require its presence, you can require `composer-runtime-api ^2.0`
  */
 class InstalledVersions
 {
+    /**
+     * @var mixed[]|null
+     * @psalm-var array{root: array{name: string, version: string, reference: string, pretty_version: string, aliases: string[], dev: bool, install_path: string, type: string}, versions: array<string, array{dev_requirement: bool, pretty_version?: string, version?: string, aliases?: string[], reference?: string, replaced?: string[], provided?: string[], install_path?: string, type?: string}>}|array{}|null
+     */
     private static $installed;
+
+    /**
+     * @var bool|null
+     */
     private static $canGetVendors;
+
+    /**
+     * @var array[]
+     * @psalm-var array<string, array{root: array{name: string, version: string, reference: string, pretty_version: string, aliases: string[], dev: bool, install_path: string, type: string}, versions: array<string, array{dev_requirement: bool, pretty_version?: string, version?: string, aliases?: string[], reference?: string, replaced?: string[], provided?: string[], install_path?: string, type?: string}>}>
+     */
     private static $installedByVendor = array();
 
     /**
@@ -228,7 +241,7 @@ class InstalledVersions
 
     /**
      * @return array
-     * @psalm-return array{name: string, version: string, reference: string, pretty_version: string, aliases: string[], dev: bool, install_path: string}
+     * @psalm-return array{name: string, version: string, reference: string, pretty_version: string, aliases: string[], dev: bool, install_path: string, type: string}
      */
     public static function getRootPackage()
     {
@@ -242,7 +255,7 @@ class InstalledVersions
      *
      * @deprecated Use getAllRawData() instead which returns all datasets for all autoloaders present in the process. getRawData only returns the first dataset loaded, which may not be what you expect.
      * @return array[]
-     * @psalm-return array{root: array{name: string, version: string, reference: string, pretty_version: string, aliases: string[], dev: bool, install_path: string}, versions: array<string, array{dev_requirement: bool, pretty_version?: string, version?: string, aliases?: string[], reference?: string, replaced?: string[], provided?: string[], install_path?: string}>}
+     * @psalm-return array{root: array{name: string, version: string, reference: string, pretty_version: string, aliases: string[], dev: bool, install_path: string, type: string}, versions: array<string, array{dev_requirement: bool, pretty_version?: string, version?: string, aliases?: string[], reference?: string, replaced?: string[], provided?: string[], install_path?: string, type?: string}>}
      */
     public static function getRawData()
     {
@@ -265,7 +278,7 @@ class InstalledVersions
      * Returns the raw data of all installed.php which are currently loaded for custom implementations
      *
      * @return array[]
-     * @psalm-return list<array{root: array{name: string, version: string, reference: string, pretty_version: string, aliases: string[], dev: bool, install_path: string}, versions: array<string, array{dev_requirement: bool, pretty_version?: string, version?: string, aliases?: string[], reference?: string, replaced?: string[], provided?: string[], install_path?: string}>}>
+     * @psalm-return list<array{root: array{name: string, version: string, reference: string, pretty_version: string, aliases: string[], dev: bool, install_path: string, type: string}, versions: array<string, array{dev_requirement: bool, pretty_version?: string, version?: string, aliases?: string[], reference?: string, replaced?: string[], provided?: string[], install_path?: string, type?: string}>}>
      */
     public static function getAllRawData()
     {
@@ -288,7 +301,7 @@ class InstalledVersions
      * @param  array[] $data A vendor/composer/installed.php data set
      * @return void
      *
-     * @psalm-param array{root: array{name: string, version: string, reference: string, pretty_version: string, aliases: string[], dev: bool, install_path: string}, versions: array<string, array{dev_requirement: bool, pretty_version?: string, version?: string, aliases?: string[], reference?: string, replaced?: string[], provided?: string[], install_path?: string}>} $data
+     * @psalm-param array{root: array{name: string, version: string, reference: string, pretty_version: string, aliases: string[], dev: bool, install_path: string, type: string}, versions: array<string, array{dev_requirement: bool, pretty_version?: string, version?: string, aliases?: string[], reference?: string, replaced?: string[], provided?: string[], install_path?: string, type?: string}>} $data
      */
     public static function reload($data)
     {
@@ -298,7 +311,7 @@ class InstalledVersions
 
     /**
      * @return array[]
-     * @psalm-return list<array{root: array{name: string, version: string, reference: string, pretty_version: string, aliases: string[], dev: bool, install_path: string}, versions: array<string, array{dev_requirement: bool, pretty_version?: string, version?: string, aliases?: string[], reference?: string, replaced?: string[], provided?: string[], install_path?: string}>}>
+     * @psalm-return list<array{root: array{name: string, version: string, reference: string, pretty_version: string, aliases: string[], dev: bool, install_path: string, type: string}, versions: array<string, array{dev_requirement: bool, pretty_version?: string, version?: string, aliases?: string[], reference?: string, replaced?: string[], provided?: string[], install_path?: string, type?: string}>}>
      */
     private static function getInstalled()
     {
diff --git a/lib/composer/composer/installed.php b/lib/composer/composer/installed.php
index b811738fbd0..d4da958244b 100644
--- a/lib/composer/composer/installed.php
+++ b/lib/composer/composer/installed.php
@@ -5,7 +5,7 @@
         'type' => 'library',
         'install_path' => __DIR__ . '/../../../',
         'aliases' => array(),
-        'reference' => '66144c300395458ff38b86e50cd92174443cd85e',
+        'reference' => '63a9bc2aacf829563ac74abe29d4edf6ff31b8b1',
         'name' => '__root__',
         'dev' => false,
     ),
@@ -16,7 +16,7 @@
             'type' => 'library',
             'install_path' => __DIR__ . '/../../../',
             'aliases' => array(),
-            'reference' => '66144c300395458ff38b86e50cd92174443cd85e',
+            'reference' => '63a9bc2aacf829563ac74abe29d4edf6ff31b8b1',
             'dev_requirement' => false,
         ),
     ),