Adding embedded sourcemaps

config/services.php

@@ -17,6 +17,7 @@
                 abstract_arg('path to css directory'),
                 param('kernel.project_dir'),
                 abstract_arg('path to binary'),
+                abstract_arg('embed sourcemap'),
             ])
 
         ->set('sass.command.build', SassBuildCommand::class)

src/DependencyInjection/SymfonycastsSassExtension.php

@@ -19,8 +19,12 @@
 
 class SymfonycastsSassExtension extends Extension implements ConfigurationInterface
 {
+    private bool $isDebug;
+
     public function load(array $configs, ContainerBuilder $container): void
     {
+        $this->isDebug = $container->getParameter('kernel.debug');
+
         $loader = new Loader\PhpFileLoader($container, new FileLocator(__DIR__.'/../../config'));
         $loader->load('services.php');
 
@@ -31,6 +35,7 @@ public function load(array $configs, ContainerBuilder $container): void
             ->replaceArgument(0, $config['root_sass'])
             ->replaceArgument(1, '%kernel.project_dir%/var/sass')
             ->replaceArgument(3, $config['binary'])
+            ->replaceArgument(4, $config['embed_sourcemap'])
         ;
 
         $container->findDefinition('sass.css_asset_compiler')
@@ -64,6 +69,10 @@ public function getConfigTreeBuilder(): TreeBuilder
                     ->info('The Sass binary to use')
                     ->defaultNull()
                     ->end()
+                ->scalarNode('embed_sourcemap')
+                    ->info('Whether to embed the sourcemap in the compiled CSS. By default, enabled only when debug mode is on.')
+                    ->defaultValue($this->isDebug)
+                    ->end()
             ->end()
         ;
 

src/SassBuilder.php

@@ -24,7 +24,8 @@ public function __construct(
         private readonly array $sassPaths,
         private readonly string $cssPath,
         private readonly string $projectRootDir,
-        private readonly ?string $binaryPath
+        private readonly ?string $binaryPath,
+        private readonly bool $embedSourcemap,
     ) {
     }
 
@@ -38,6 +39,10 @@ public function runBuild(bool $watch): Process
             $args[] = '--watch';
         }
 
+        if ($this->embedSourcemap) {
+            $args[] = '--embed-source-map';
+        }
+
         $process = $binary->createProcess($args);
 
         if ($watch) {

tests/SassBuilderTest.php

@@ -27,6 +27,7 @@ public function testIntegration(): void
             __DIR__.'/fixtures/assets',
             __DIR__.'/fixtures',
             null,
+            false
         );
 
         $process = $builder->runBuild(false);