Fix inline aliases not being loaded when extracting dev requirements, fixes #8954

src/Composer/DependencyResolver/PoolBuilder.php

@@ -88,7 +88,7 @@ class PoolBuilder
      * @param int[] $stabilityFlags an array of package name => BasePackage::STABILITY_* value
      * @psalm-param array<string, int> $stabilityFlags
      * @param array[] $rootAliases
-     * @psalm-param list<array{package: string, version: string, alias: string, alias_normalized: string}> $rootAliases
+     * @psalm-param array<string, array<string, array{alias: string, alias_normalized: string}>> $rootAliases
      * @param string[] $rootReferences an array of package name => source reference
      * @psalm-param array<string, string> $rootReferences
      */
@@ -96,7 +96,7 @@ class PoolBuilder
     {
         $this->acceptableStabilities = $acceptableStabilities;
         $this->stabilityFlags = $stabilityFlags;
-        $this->rootAliases = $this->getRootAliasesPerPackage($rootAliases);
+        $this->rootAliases = $rootAliases;
         $this->rootReferences = $rootReferences;
         $this->eventDispatcher = $eventDispatcher;
         $this->io = $io;
@@ -425,19 +425,5 @@ class PoolBuilder
         unset($this->skippedLoad[$name]);
         unset($this->loadedNames[$name]);
     }
-
-    private function getRootAliasesPerPackage(array $aliases)
-    {
-        $normalizedAliases = array();
-
-        foreach ($aliases as $alias) {
-            $normalizedAliases[$alias['package']][$alias['version']] = array(
-                'alias' => $alias['alias'],
-                'alias_normalized' => $alias['alias_normalized'],
-            );
-        }
-
-        return $normalizedAliases;
-    }
 }
 

src/Composer/Repository/RepositorySet.php

@@ -19,6 +19,7 @@ use Composer\EventDispatcher\EventDispatcher;
 use Composer\IO\IOInterface;
 use Composer\IO\NullIO;
 use Composer\Package\BasePackage;
+use Composer\Package\AliasPackage;
 use Composer\Package\Version\VersionParser;
 use Composer\Repository\CompositeRepository;
 use Composer\Repository\PlatformRepository;
@@ -44,7 +45,7 @@ class RepositorySet
 
     /**
      * @var array[]
-     * @psalm-var list<array{package: string, version: string, alias: string, alias_normalized: string}>
+     * @psalm-var array<string, array<string, array{alias: string, alias_normalized: string}>>
      */
     private $rootAliases;
 
@@ -91,7 +92,7 @@ class RepositorySet
      */
     public function __construct($minimumStability = 'stable', array $stabilityFlags = array(), array $rootAliases = array(), array $rootReferences = array(), array $rootRequires = array())
     {
-        $this->rootAliases = $rootAliases;
+        $this->rootAliases = $this->getRootAliasesPerPackage($rootAliases);
         $this->rootReferences = $rootReferences;
 
         $this->acceptableStabilities = array();
@@ -249,8 +250,22 @@ class RepositorySet
 
         $packages = array();
         foreach ($this->repositories as $repository) {
-            $packages = array_merge($packages, $repository->getPackages());
+            foreach ($repository->getPackages() as $package) {
+                $packages[] = $package;
+
+                if (isset($this->rootAliases[$package->getName()][$package->getVersion()])) {
+                    $alias = $this->rootAliases[$package->getName()][$package->getVersion()];
+                    while ($package instanceof AliasPackage) {
+                        $package = $package->getAliasOf();
                     }
+                    $aliasPackage = new AliasPackage($package, $alias['alias_normalized'], $alias['alias']);
+                    $aliasPackage->setRootPackageAlias(true);
+                    $packages[] = $aliasPackage;
+                }
+
+            }
+        }
+
         return new Pool($packages);
     }
 
@@ -270,4 +285,18 @@ class RepositorySet
 
         return $this->createPool($request, new NullIO());
     }
+
+    private function getRootAliasesPerPackage(array $aliases)
+    {
+        $normalizedAliases = array();
+
+        foreach ($aliases as $alias) {
+            $normalizedAliases[$alias['package']][$alias['version']] = array(
+                'alias' => $alias['alias'],
+                'alias_normalized' => $alias['alias_normalized'],
+            );
+        }
+
+        return $normalizedAliases;
+    }
 }

tests/Composer/Test/Fixtures/installer/aliases-with-require-dev.test

@@ -0,0 +1,90 @@
+--TEST--
+Aliases are loaded when splitting require-dev from require (https://github.com/composer/composer/issues/8954)
+--COMPOSER--
+{
+    "repositories": [
+        {
+            "type": "package",
+            "package": [
+                {
+                    "name": "a/aliased", "version": "dev-next", "replace": { "a/aliased-replaced": "self.version" }
+                },
+                {
+                    "name": "b/requirer", "version": "2.3.0",
+                    "require": { "a/aliased-replaced": "^4.0" }
+                },
+                {
+                    "name": "a/aliased2", "version": "dev-next", "replace": { "a/aliased-replaced2": "self.version" }
+                },
+                {
+                    "name": "b/requirer2", "version": "2.3.0",
+                    "require": { "a/aliased-replaced": "^4.0", "a/aliased-replaced2": "^4.0" }
+                }
+            ]
+        }
+    ],
+    "require": {
+        "a/aliased": "dev-next as 4.1.0-RC2",
+        "b/requirer": "2.3.0"
+    },
+    "require-dev": {
+        "a/aliased2": "dev-next as 4.1.0-RC2",
+        "b/requirer2": "2.3.0"
+    }
+}
+--RUN--
+update
+--EXPECT-LOCK--
+{
+    "packages": [
+        {
+            "name": "a/aliased", "version": "dev-next",
+            "type": "library",
+            "replace": { "a/aliased-replaced": "self.version" }
+        },
+        {
+            "name": "b/requirer", "version": "2.3.0",
+            "require": { "a/aliased-replaced": "^4.0" },
+            "type": "library"
+        }
+    ],
+    "packages-dev": [
+        {
+            "name": "a/aliased2", "version": "dev-next",
+            "type": "library",
+            "replace": { "a/aliased-replaced2": "self.version" }
+        },
+        {
+            "name": "b/requirer2", "version": "2.3.0",
+            "require": { "a/aliased-replaced": "^4.0", "a/aliased-replaced2": "^4.0" },
+            "type": "library"
+        }
+    ],
+    "aliases": [{
+        "package": "a/aliased2",
+        "version": "dev-next",
+        "alias": "4.1.0-RC2",
+        "alias_normalized": "4.1.0.0-RC2"
+    }, {
+        "package": "a/aliased",
+        "version": "dev-next",
+        "alias": "4.1.0-RC2",
+        "alias_normalized": "4.1.0.0-RC2"
+    }],
+    "minimum-stability": "stable",
+    "stability-flags": {
+        "a/aliased": 20,
+        "a/aliased2": 20
+    },
+    "prefer-stable": false,
+    "prefer-lowest": false,
+    "platform": [],
+    "platform-dev": []
+}
+--EXPECT--
+Installing a/aliased (dev-next)
+Marking a/aliased (4.1.0-RC2) as installed, alias of a/aliased (dev-next)
+Installing b/requirer (2.3.0)
+Installing a/aliased2 (dev-next)
+Marking a/aliased2 (4.1.0-RC2) as installed, alias of a/aliased2 (dev-next)
+Installing b/requirer2 (2.3.0)