Fix strict type issues

src/Composer/Command/CreateProjectCommand.php

@@ -293,7 +293,7 @@ EOT
                 $dirs = iterator_to_array($finder);
                 unset($finder);
                 foreach ($dirs as $dir) {
-                    if (!$fs->removeDirectory($dir)) {
+                    if (!$fs->removeDirectory((string) $dir)) {
                         throw new \RuntimeException('Could not remove '.$dir);
                     }
                 }

src/Composer/Command/SelfUpdateCommand.php

@@ -510,7 +510,7 @@ TAGSPUBKEY
         $files = iterator_to_array($finder);
 
         if (count($files)) {
-            return basename(end($files), self::OLD_INSTALL_EXT);
+            return end($files)->getBasename(self::OLD_INSTALL_EXT);
         }
 
         return false;

src/Composer/Compiler.php

@@ -147,13 +147,13 @@ class Compiler
         $unexpectedFiles = array();
 
         foreach ($finder as $file) {
-            if (in_array(realpath($file), $extraFiles, true)) {
+            if (false !== ($index = array_search($file->getRealPath(), $extraFiles, true))) {
-                unset($extraFiles[array_search(realpath($file), $extraFiles, true)]);
+                unset($extraFiles[$index]);
-            } elseif (!Preg::isMatch('{([/\\\\]LICENSE|\.php)$}', $file)) {
+            } elseif (!Preg::isMatch('{(^LICENSE$|\.php$)}', $file->getFilename())) {
                 $unexpectedFiles[] = (string) $file;
             }
 
-            if (Preg::isMatch('{\.php[\d.]*$}', $file)) {
+            if (Preg::isMatch('{\.php[\d.]*$}', $file->getFilename())) {
                 $this->addFile($phar, $file);
             } else {
                 $this->addFile($phar, $file, false);
@@ -220,10 +220,10 @@ class Compiler
     private function addFile(\Phar $phar, \SplFileInfo $file, bool $strip = true): void
     {
         $path = $this->getRelativeFilePath($file);
-        $content = file_get_contents($file);
+        $content = file_get_contents((string) $file);
         if ($strip) {
             $content = $this->stripWhitespace($content);
-        } elseif ('LICENSE' === basename($file)) {
+        } elseif ('LICENSE' === $file->getFilename()) {
             $content = "\n".$content."\n";
         }
 

src/Composer/Console/Application.php

@@ -150,7 +150,8 @@ class Application extends BaseApplication
         }
 
         // switch working dir
-        if ($newWorkDir = $this->getNewWorkingDir($input)) {
+        $newWorkDir = $this->getNewWorkingDir($input);
+        if (null !== $newWorkDir) {
             $oldWorkingDir = Platform::getCwd(true);
             chdir($newWorkDir);
             $this->initialWorkingDirectory = $newWorkDir;
@@ -171,7 +172,7 @@ class Application extends BaseApplication
         }
 
         // prompt user for dir change if no composer.json is present in current dir
-        if ($io->isInteractive() && !$newWorkDir && !in_array($commandName, array('', 'list', 'init', 'about', 'help', 'diagnose', 'self-update', 'global', 'create-project', 'outdated'), true) && !file_exists(Factory::getComposerFile()) && ($useParentDirIfNoJsonAvailable = $this->getUseParentDirConfigValue()) !== false) {
+        if ($io->isInteractive() && null === $newWorkDir && !in_array($commandName, array('', 'list', 'init', 'about', 'help', 'diagnose', 'self-update', 'global', 'create-project', 'outdated'), true) && !file_exists(Factory::getComposerFile()) && ($useParentDirIfNoJsonAvailable = $this->getUseParentDirConfigValue()) !== false) {
             $dir = dirname(Platform::getCwd(true));
             $home = realpath(Platform::getEnv('HOME') ?: Platform::getEnv('USERPROFILE') ?: '/');
 
@@ -357,12 +358,13 @@ class Application extends BaseApplication
     /**
      * @param  InputInterface    $input
      * @throws \RuntimeException
-     * @return string
+     * @return ?string
      */
-    private function getNewWorkingDir(InputInterface $input): string
+    private function getNewWorkingDir(InputInterface $input): ?string
     {
-        $workingDir = $input->getParameterOption(array('--working-dir', '-d'));
+        /** @var string|null $workingDir */
-        if (false !== $workingDir && !is_dir($workingDir)) {
+        $workingDir = $input->getParameterOption(array('--working-dir', '-d'), null, true);
+        if (null !== $workingDir && !is_dir($workingDir)) {
             throw new \RuntimeException('Invalid working directory specified, '.$workingDir.' does not exist.');
         }
 

src/Composer/Downloader/ArchiveDownloader.php

@@ -175,7 +175,7 @@ abstract class ArchiveDownloader extends FileDownloader
             }
 
             $contentDir = $getFolderContent($temporaryDir);
-            $singleDirAtTopLevel = 1 === count($contentDir) && is_dir(reset($contentDir));
+            $singleDirAtTopLevel = 1 === count($contentDir) && is_dir((string) reset($contentDir));
 
             if ($renameAsOne) {
                 // if the target $path is clear, we can rename the whole package in one go instead of looping over the contents

src/Composer/Package/Archiver/ArchivableFilesFinder.php

@@ -99,7 +99,7 @@ class ArchivableFilesFinder extends \FilterIterator
             return true;
         }
 
-        $iterator = new FilesystemIterator($current, FilesystemIterator::SKIP_DOTS);
+        $iterator = new FilesystemIterator((string) $current, FilesystemIterator::SKIP_DOTS);
 
         return !$iterator->valid();
     }

src/Composer/Package/Loader/ArrayLoader.php

@@ -408,6 +408,13 @@ class ArrayLoader implements LoaderInterface
      */
     public function getBranchAlias(array $config): ?string
     {
+        if (!isset($config['version']) || !is_scalar($config['version'])) {
+            throw new \UnexpectedValueException('no/invalid version defined');
+        }
+        if (!is_string($config['version'])) {
+            $config['version'] = (string) $config['version'];
+        }
+
         if (strpos($config['version'], 'dev-') !== 0 && '-dev' !== substr($config['version'], -4)) {
             return null;
         }

src/Composer/Package/Loader/ValidatingArrayLoader.php

@@ -286,8 +286,8 @@ class ValidatingArrayLoader implements LoaderInterface
                             // check requires for exact constraints
                             ($this->flags & self::CHECK_STRICT_CONSTRAINTS)
                             && 'require' === $linkType
-                            && strpos($linkConstraint, '=') === 0
+                            && $linkConstraint instanceof Constraint && $linkConstraint->getOperator() === Constraint::STR_OP_EQ
-                            && $stableConstraint->versionCompare($stableConstraint, $linkConstraint, '<=')
+                            && (new Constraint('>=', '1.0.0.0-dev'))->matches($linkConstraint)
                         ) {
                             $this->warnings[] = $linkType.'.'.$package.' : exact version constraints ('.$constraint.') should be avoided if the package follows semantic versioning';
                         }

src/Composer/Repository/PlatformRepository.php

@@ -306,7 +306,7 @@ class PlatformRepository extends ArrayRepository
                     }
 
                     if (Preg::isMatch('/^libXpm Version => (?<versionId>\d+)$/im', $info, $libxpmMatches)) {
-                        $this->addLibrary($name.'-libxpm', Version::convertLibxpmVersionId($libxpmMatches['versionId']), 'libxpm version for gd');
+                        $this->addLibrary($name.'-libxpm', Version::convertLibxpmVersionId((int) $libxpmMatches['versionId']), 'libxpm version for gd');
                     }
 
                     break;
@@ -363,7 +363,7 @@ class PlatformRepository extends ArrayRepository
                     $info = $this->runtime->getExtensionInfo($name);
 
                     if (Preg::isMatch('/^Vendor Version => (?<versionId>\d+)$/im', $info, $matches) && Preg::isMatch('/^Vendor Name => (?<vendor>.+)$/im', $info, $vendorMatches)) {
-                        $this->addLibrary($name.'-'.strtolower($vendorMatches['vendor']), Version::convertOpenldapVersionId($matches['versionId']), $vendorMatches['vendor'].' version of ldap');
+                        $this->addLibrary($name.'-'.strtolower($vendorMatches['vendor']), Version::convertOpenldapVersionId((int) $matches['versionId']), $vendorMatches['vendor'].' version of ldap');
                     }
                     break;
 

src/Composer/Repository/RepositoryFactory.php

@@ -164,7 +164,7 @@ class RepositoryFactory
             if ($repo['type'] === 'filesystem') {
                 $repos[$name] = new FilesystemRepository($repo['json']);
             } else {
-                $repos[$name] = $rm->createRepository($repo['type'], $repo, $index);
+                $repos[$name] = $rm->createRepository($repo['type'], $repo, (string) $index);
             }
         }
 

src/Composer/Repository/Vcs/GitLabDriver.php

@@ -105,7 +105,11 @@ class GitLabDriver extends VcsDriver
             ? $match['scheme']
             : (isset($this->repoConfig['secure-http']) && $this->repoConfig['secure-http'] === false ? 'http' : 'https')
         ;
-        $this->originUrl = self::determineOrigin($configuredDomains, $guessedDomain, $urlParts, $match['port']);
+        $origin = self::determineOrigin($configuredDomains, $guessedDomain, $urlParts, $match['port']);
+        if (false === $origin) {
+            throw new \LogicException('It should not be possible to create a gitlab driver with an unparseable origin URL ('.$this->url.')');
+        }
+        $this->originUrl = $origin;
 
         if ($protocol = $this->config->get('gitlab-protocol')) {
             // https treated as a synonym for http.

tests/Composer/Test/AllFunctionalTest.php

@@ -184,7 +184,7 @@ class AllFunctionalTest extends TestCase
     {
         $tests = array();
         foreach (Finder::create()->in(__DIR__.'/Fixtures/functional')->name('*.test')->files() as $file) {
-            $tests[basename($file)] = array($file->getRealPath());
+            $tests[$file->getFilename()] = array((string) $file);
         }
 
         return $tests;

tests/Composer/Test/ApplicationTest.php

@@ -55,8 +55,8 @@ class ApplicationTest extends TestCase
 
         $inputMock->expects($this->once())
             ->method('getParameterOption')
-            ->with($this->equalTo(array('--working-dir', '-d')))
+            ->with($this->equalTo(array('--working-dir', '-d')), $this->equalTo(null))
-            ->will($this->returnValue(false));
+            ->will($this->returnValue(null));
 
         $inputMock->expects($this->any())
             ->method('getFirstArgument')
@@ -116,8 +116,8 @@ class ApplicationTest extends TestCase
 
         $inputMock->expects($this->once())
             ->method('getParameterOption')
-            ->with($this->equalTo(array('--working-dir', '-d')))
+            ->with($this->equalTo(array('--working-dir', '-d')), $this->equalTo(null))
-            ->will($this->returnValue(false));
+            ->will($this->returnValue(null));
 
         $inputMock->expects($this->any())
             ->method('getFirstArgument')

tests/Composer/Test/CacheTest.php

@@ -17,7 +17,7 @@ use Composer\Util\Filesystem;
 
 class CacheTest extends TestCase
 {
-    /** @var string[] */
+    /** @var array<\SplFileInfo> */
     private $files;
     /** @var string */
     private $root;

tests/Composer/Test/DependencyResolver/PoolBuilderTest.php

@@ -190,6 +190,8 @@ class PoolBuilderTest extends TestCase
         $fixturesDir = realpath(__DIR__.'/Fixtures/poolbuilder/');
         $tests = array();
         foreach (new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($fixturesDir), \RecursiveIteratorIterator::LEAVES_ONLY) as $file) {
+            $file = (string) $file;
+
             if (!Preg::isMatch('/\.test$/', $file)) {
                 continue;
             }
@@ -220,13 +222,11 @@ class PoolBuilderTest extends TestCase
     }
 
     /**
-     * @param \SplFileInfo $file
-     * @param string $fixturesDir
      * @return array<string, string>
      */
-    protected function readTestFile(\SplFileInfo $file, string $fixturesDir): array
+    protected function readTestFile(string $file, string $fixturesDir): array
     {
-        $tokens = Preg::split('#(?:^|\n*)--([A-Z-]+)--\n#', file_get_contents($file->getRealPath()), -1, PREG_SPLIT_DELIM_CAPTURE);
+        $tokens = Preg::split('#(?:^|\n*)--([A-Z-]+)--\n#', file_get_contents($file), -1, PREG_SPLIT_DELIM_CAPTURE);
 
         $sectionInfo = array(
             'TEST' => true,

tests/Composer/Test/DependencyResolver/PoolOptimizerTest.php

@@ -76,6 +76,8 @@ class PoolOptimizerTest extends TestCase
         $fixturesDir = realpath(__DIR__.'/Fixtures/pooloptimizer/');
         $tests = array();
         foreach (new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($fixturesDir), \RecursiveIteratorIterator::LEAVES_ONLY) as $file) {
+            $file = (string) $file;
+
             if (!Preg::isMatch('/\.test$/', $file)) {
                 continue;
             }
@@ -97,12 +99,11 @@ class PoolOptimizerTest extends TestCase
     }
 
     /**
-     * @param  string $fixturesDir
      * @return mixed[]
      */
-    protected function readTestFile(\SplFileInfo $file, string $fixturesDir): array
+    protected function readTestFile(string $file, string $fixturesDir): array
     {
-        $tokens = Preg::split('#(?:^|\n*)--([A-Z-]+)--\n#', file_get_contents($file->getRealPath()), -1, PREG_SPLIT_DELIM_CAPTURE);
+        $tokens = Preg::split('#(?:^|\n*)--([A-Z-]+)--\n#', file_get_contents($file), -1, PREG_SPLIT_DELIM_CAPTURE);
 
         /** @var array<string, bool> $sectionInfo */
         $sectionInfo = array(

tests/Composer/Test/DependencyResolver/SolverTest.php

@@ -24,6 +24,7 @@ use Composer\DependencyResolver\Operation\UpdateOperation;
 use Composer\DependencyResolver\Request;
 use Composer\DependencyResolver\Solver;
 use Composer\DependencyResolver\SolverProblemsException;
+use Composer\Package\PackageInterface;
 use Composer\Package\Link;
 use Composer\Repository\RepositorySet;
 use Composer\Test\TestCase;
@@ -1059,7 +1060,7 @@ class SolverTest extends TestCase
     }
 
     /**
-     * @param array<array<string, string>> $expected
+     * @param array<array{job: string, package?: PackageInterface, from?: PackageInterface, to?: PackageInterface}> $expected
      * @return void
      */
     protected function checkSolverResult(array $expected): void

tests/Composer/Test/DependencyResolver/TransactionTest.php

@@ -19,6 +19,7 @@ use Composer\DependencyResolver\Operation\UninstallOperation;
 use Composer\DependencyResolver\Operation\UpdateOperation;
 use Composer\DependencyResolver\Transaction;
 use Composer\Package\Link;
+use Composer\Package\PackageInterface;
 use Composer\Test\TestCase;
 
 class TransactionTest extends TestCase
@@ -100,7 +101,7 @@ class TransactionTest extends TestCase
 
     /**
      * @param \Composer\DependencyResolver\Transaction $transaction
-     * @param array<array<string, string>> $expected
+     * @param array<array{job: string, package?: PackageInterface, from?: PackageInterface, to?: PackageInterface}> $expected
      * @return void
      */
     protected function checkTransactionOperations(Transaction $transaction, array $expected): void

tests/Composer/Test/Downloader/FossilDownloaderTest.php

@@ -62,7 +62,7 @@ class FossilDownloaderTest extends TestCase
         self::expectException('InvalidArgumentException');
 
         $downloader = $this->getDownloaderMock();
-        $downloader->install($packageMock, '/path');
+        $downloader->install($packageMock, $this->workingDir . '/path');
     }
 
     public function testInstall(): void
@@ -77,13 +77,13 @@ class FossilDownloaderTest extends TestCase
 
         $process = $this->getProcessExecutorMock();
         $process->expects(array(
-            $this->getCmd('fossil clone -- \'http://fossil.kd2.org/kd2fw/\' \'repo.fossil\''),
+            $this->getCmd('fossil clone -- \'http://fossil.kd2.org/kd2fw/\' \''.$this->workingDir.'.fossil\''),
-            $this->getCmd('fossil open --nested -- \'repo.fossil\''),
+            $this->getCmd('fossil open --nested -- \''.$this->workingDir.'.fossil\''),
             $this->getCmd('fossil update -- \'trunk\''),
         ), true);
 
         $downloader = $this->getDownloaderMock(null, null, $process);
-        $downloader->install($packageMock, 'repo');
+        $downloader->install($packageMock, $this->workingDir);
     }
 
     public function testUpdateforPackageWithoutSourceReference(): void

tests/Composer/Test/Downloader/HgDownloaderTest.php

@@ -77,12 +77,12 @@ class HgDownloaderTest extends TestCase
 
         $process = $this->getProcessExecutorMock();
         $process->expects(array(
-            $this->getCmd('hg clone -- \'https://mercurial.dev/l3l0/composer\' \'composerPath\''),
+            $this->getCmd('hg clone -- \'https://mercurial.dev/l3l0/composer\' \''.$this->workingDir.'\''),
             $this->getCmd('hg up -- \'ref\''),
         ), true);
 
         $downloader = $this->getDownloaderMock(null, null, $process);
-        $downloader->install($packageMock, 'composerPath');
+        $downloader->install($packageMock, $this->workingDir);
     }
 
     public function testUpdateforPackageWithoutSourceReference(): void

tests/Composer/Test/InstallerTest.php

@@ -521,6 +521,8 @@ class InstallerTest extends TestCase
         $tests = array();
 
         foreach (new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($fixturesDir), \RecursiveIteratorIterator::LEAVES_ONLY) as $file) {
+            $file = (string) $file;
+
             if (!Preg::isMatch('/\.test$/', $file)) {
                 continue;
             }
@@ -598,12 +600,11 @@ class InstallerTest extends TestCase
     }
 
     /**
-     * @param  string $fixturesDir
      * @return mixed[]
      */
-    protected function readTestFile(\SplFileInfo $file, string $fixturesDir): array
+    protected function readTestFile(string $file, string $fixturesDir): array
     {
-        $tokens = Preg::split('#(?:^|\n*)--([A-Z-]+)--\n#', file_get_contents($file->getRealPath()), -1, PREG_SPLIT_DELIM_CAPTURE);
+        $tokens = Preg::split('#(?:^|\n*)--([A-Z-]+)--\n#', file_get_contents($file), -1, PREG_SPLIT_DELIM_CAPTURE);
 
         $sectionInfo = array(
             'TEST' => true,

tests/Composer/Test/Mock/ProcessExecutorMock.php

@@ -103,7 +103,7 @@ class ProcessExecutorMock extends ProcessExecutor
         Assert::assertTrue(true); // @phpstan-ignore-line
     }
 
-    public function execute($command, &$output = null, $cwd = null): int
+    public function execute($command, &$output = null, ?string $cwd = null): int
     {
         $cwd = $cwd ?? Platform::getCwd();
         if (func_num_args() > 1) {
@@ -113,7 +113,7 @@ class ProcessExecutorMock extends ProcessExecutor
         return $this->doExecute($command, $cwd, false);
     }
 
-    public function executeTty($command, $cwd = null): int
+    public function executeTty($command, ?string $cwd = null): int
     {
         $cwd = $cwd ?? Platform::getCwd();
         if (Platform::isTty()) {

tests/Composer/Test/Package/Archiver/ArchivableFilesFinderTest.php

@@ -289,7 +289,7 @@ class ArchivableFilesFinderTest extends TestCase
 
         $files = array();
         foreach ($iterator as $file) {
-            $files[] = Preg::replace('#^phar://'.preg_quote($this->sources, '#').'/archive\.zip/archive#', '', $this->fs->normalizePath($file));
+            $files[] = Preg::replace('#^phar://'.preg_quote($this->sources, '#').'/archive\.zip/archive#', '', $this->fs->normalizePath((string) $file));
         }
 
         unset($archive, $iterator, $file);

tests/Composer/Test/Repository/Vcs/GitLabDriverTest.php

@@ -52,18 +52,16 @@ class GitLabDriverTest extends TestCase
     public function setUp(): void
     {
         $this->home = $this->getUniqueTmpDirectory();
-        $this->config = new Config();
+        $this->config = $this->getConfig([
-        $this->config->merge(array(
+            'home' => $this->home,
-            'config' => array(
+            'gitlab-domains' => array(
-                'home' => $this->home,
+                'mycompany.com/gitlab',
-                'gitlab-domains' => array(
+                'gitlab.mycompany.com',
-                    'mycompany.com/gitlab',
+                'othercompany.com/nested/gitlab',
-                    'gitlab.mycompany.com',
+                'gitlab.com',
-                    'othercompany.com/nested/gitlab',
+                'gitlab.mycompany.local',
-                    'gitlab.com',
-                ),
             ),
-        ));
+        ]);
 
         $this->io = $this->getMockBuilder('Composer\IO\IOInterface')->disableOriginalConstructor()->getMock();
         $this->process = $this->getMockBuilder('Composer\Util\ProcessExecutor')->getMock();
@@ -593,7 +591,7 @@ JSON;
 JSON;
 
         $this->httpDownloader->expects(
-            [['url' => 'https:///api/v4/projects/%2Fmyproject', 'body' => $projectData]],
+            [['url' => 'https://gitlab.mycompany.local/api/v4/projects/mygroup%2Fmyproject', 'body' => $projectData]],
             true
         );