Allow version configuration

config/services.php

@@ -19,6 +19,7 @@
                 abstract_arg('path to source Tailwind CSS file'),
                 param('kernel.project_dir').'/var/tailwind',
                 abstract_arg('path to tailwind binary'),
+                abstract_arg('tailwind binary version'),
             ])
 
         ->set('tailwind.command.build', TailwindBuildCommand::class)

doc/index.rst

@@ -147,3 +147,15 @@ To instruct the bundle to use that binary instead, set the ``binary`` option:
     # config/packages/symfonycasts_tailwind.yaml
     symfonycasts_tailwind:
         binary: 'node_modules/.bin/tailwindcss'
+
+Using a Different Version
+------------------------
+
+By default the latest standalone Tailwind binary gets downloaded. However,
+if you want to use a different version, you can specify the version to use,
+set ``binary_version`` option:
+
+.. code-block:: yaml
+    # config/packages/symfonycasts_tailwind.yaml
+    symfonycasts_tailwind:
+        binary_version: 'v3.3.0'

src/DependencyInjection/TailwindExtension.php

@@ -30,6 +30,7 @@ public function load(array $configs, ContainerBuilder $container): void
         $container->findDefinition('tailwind.builder')
             ->replaceArgument(1, $config['input_css'])
             ->replaceArgument(3, $config['binary'])
+            ->replaceArgument(4, $config['binary_version'])
         ;
     }
 
@@ -59,6 +60,10 @@ public function getConfigTreeBuilder(): TreeBuilder
                     ->info('The tailwind binary to use instead of downloading a new one')
                     ->defaultNull()
                 ->end()
+                ->scalarNode('binary_version')
+                    ->info('Tailwind CLI version to download - null means latest version')
+                    ->defaultNull()
+                ->end()
             ->end();
 
         return $treeBuilder;

src/TailwindBinary.php

@@ -21,13 +21,14 @@
  */
 class TailwindBinary
 {
-    private const DEFAULT_VERSION = 'v3.3.5';
     private HttpClientInterface $httpClient;
+    private ?string $cachedVersion = null;
 
     public function __construct(
         private string $binaryDownloadDir,
         private string $cwd,
         private ?string $binaryPath,
+        private ?string $binaryVersion,
         private ?SymfonyStyle $output = null,
         HttpClientInterface $httpClient = null,
     ) {
@@ -37,7 +38,7 @@ public function __construct(
     public function createProcess(array $arguments = []): Process
     {
         if (null === $this->binaryPath) {
-            $binary = $this->binaryDownloadDir.'/'.self::getBinaryName();
+            $binary = $this->binaryDownloadDir.'/'.$this->getVersion().'/'.self::getBinaryName();
             if (!is_file($binary)) {
                 $this->downloadExecutable();
             }
@@ -53,15 +54,15 @@ public function createProcess(array $arguments = []): Process
 
     private function downloadExecutable(): void
     {
-        $url = sprintf('https://github.com/tailwindlabs/tailwindcss/releases/download/%s/%s', $this->getLatestVersion(), self::getBinaryName());
+        $url = sprintf('https://github.com/tailwindlabs/tailwindcss/releases/download/%s/%s', $this->getVersion(), self::getBinaryName());
 
         $this->output?->note(sprintf('Downloading TailwindCSS binary from %s', $url));
 
-        if (!is_dir($this->binaryDownloadDir)) {
-            mkdir($this->binaryDownloadDir, 0777, true);
+        if (!is_dir($this->binaryDownloadDir.'/'.$this->getVersion())) {
+            mkdir($this->binaryDownloadDir.'/'.$this->getVersion(), 0777, true);
         }
 
-        $targetPath = $this->binaryDownloadDir.'/'.self::getBinaryName();
+        $targetPath = $this->binaryDownloadDir.'/'.$this->getVersion().'/'.self::getBinaryName();
         $progressBar = null;
 
         $response = $this->httpClient->request('GET', $url, [
@@ -89,14 +90,19 @@ private function downloadExecutable(): void
         chmod($targetPath, 0777);
     }
 
+    private function getVersion(): string
+    {
+        return $this->cachedVersion ??= $this->binaryVersion ?? $this->getLatestVersion();
+    }
+
     private function getLatestVersion(): string
     {
         try {
             $response = $this->httpClient->request('GET', 'https://api.github.com/repos/tailwindlabs/tailwindcss/releases/latest');
 
-            return $response->toArray()['name'] ?? self::DEFAULT_VERSION;
-        } catch (\Throwable) {
-            return self::DEFAULT_VERSION;
+            return $response->toArray()['name'] ?? throw new \Exception('Cannot get version name from response JSON.');
+        } catch (\Throwable $e) {
+            throw new \Exception('Cannot determine latest Tailwind CLI binary version. Please specify a version in the configuration.', previous: $e);
         }
     }
 

src/TailwindBuilder.php

@@ -30,6 +30,7 @@ public function __construct(
         string $inputPath,
         private readonly string $tailwindVarDir,
         private readonly ?string $binaryPath = null,
+        private readonly ?string $binaryVersion = null,
     ) {
         if (is_file($inputPath)) {
             $this->inputPath = $inputPath;
@@ -115,6 +116,6 @@ public function getOutputCssContent(): string
 
     private function createBinary(): TailwindBinary
     {
-        return new TailwindBinary($this->tailwindVarDir, $this->projectRootDir, $this->binaryPath, $this->output);
+        return new TailwindBinary($this->tailwindVarDir, $this->projectRootDir, $this->binaryPath, $this->binaryVersion, $this->output);
     }
 }

tests/TailwindBinaryTest.php

@@ -27,19 +27,18 @@ public function testBinaryIsDownloadedAndProcessCreated()
         $fs->mkdir($binaryDownloadDir);
 
         $client = new MockHttpClient([
-            new MockResponse('{}'),
             new MockResponse('fake binary contents'),
         ]);
 
-        $binary = new TailwindBinary($binaryDownloadDir, __DIR__, null, null, $client);
+        $binary = new TailwindBinary($binaryDownloadDir, __DIR__, null, 'fake-version', null, $client);
         $process = $binary->createProcess(['-i', 'fake.css']);
-        $this->assertFileExists($binaryDownloadDir.'/'.TailwindBinary::getBinaryName());
+        $this->assertFileExists($binaryDownloadDir.'/fake-version/'.TailwindBinary::getBinaryName());
 
         // Windows doesn't wrap arguments in quotes
         $expectedTemplate = '\\' === \DIRECTORY_SEPARATOR ? '"%s" -i fake.css' : "'%s' '-i' 'fake.css'";
 
         $this->assertSame(
-            sprintf($expectedTemplate, $binaryDownloadDir.'/'.TailwindBinary::getBinaryName()),
+            sprintf($expectedTemplate, $binaryDownloadDir.'/fake-version/'.TailwindBinary::getBinaryName()),
             $process->getCommandLine()
         );
     }
@@ -48,7 +47,7 @@ public function testCustomBinaryUsed()
     {
         $client = new MockHttpClient();
 
-        $binary = new TailwindBinary('', __DIR__, 'custom-binary', null, $client);
+        $binary = new TailwindBinary('', __DIR__, 'custom-binary', null, null, null, $client);
         $process = $binary->createProcess(['-i', 'fake.css']);
         // on windows, arguments are not wrapped in quotes
         $expected = '\\' === \DIRECTORY_SEPARATOR ? 'custom-binary -i fake.css' : "'custom-binary' '-i' 'fake.css'";

tests/TailwindBuilderTest.php

@@ -27,11 +27,10 @@ protected function setUp(): void
 
     protected function tearDown(): void
     {
+        $fs = new Filesystem();
         $finder = new Finder();
-        $finder->in(__DIR__.'/fixtures/var/tailwind')->files();
-        foreach ($finder as $file) {
-            unlink($file->getRealPath());
-        }
+        $finder->in(__DIR__.'/fixtures/var/tailwind');
+        $fs->remove($finder);
     }
 
     public function testIntegrationWithDefaultOptions(): void