Merge pull request #51 from pug-php/feature/lazy-engine

Postpone engine initialization
pug-php · Feb 6, 2020 · 8aac53f · 8aac53f
2 parents d2f2dc9 + 5c5e64a
commit 8aac53f
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Showing 6 changed files with 109 additions and 78 deletions.
diff --git a/src/Pug/PugSymfonyEngine.php b/src/Pug/PugSymfonyEngine.php
@@ -82,7 +82,7 @@ protected function crawlDirectories(string $srcDir, array &$assetsDirectories, a
                 }
 
                 if (is_dir($viewDirectory = $srcDir.'/'.$directory.'/Resources/views')) {
-                    if (is_null($baseDir)) {
+                    if ($baseDir === null) {
                         $baseDir = $viewDirectory;
                     }
 
@@ -131,7 +131,15 @@ protected function getFileFromName(string $name, string $directory = null): stri
      */
     public function share($variables, $value = null): self
     {
-        $this->getRenderer()->share(...func_get_args());
+        if (func_num_args() === 2) {
+            $variables = [
+                $variables => $value,
+            ];
+        }
+
+        $variables = array_merge($this->getOptionDefault('shared_variables', []), $variables);
+
+        $this->setOption('shared_variables', $variables);
 
         return $this;
     }
@@ -155,7 +163,11 @@ public function getCacheDir(): string
      */
     public function getParameters(array $locals = []): array
     {
-        $locals = array_merge($this->getOptionDefault('shared_variables'), $locals);
+        $locals = array_merge(
+            $this->getOptionDefault('globals', []),
+            $this->getOptionDefault('shared_variables', []),
+            $locals
+        );
 
         foreach (['context', 'blocks', 'macros', 'this'] as $forbiddenKey) {
             if (array_key_exists($forbiddenKey, $locals)) {
@@ -235,7 +247,7 @@ public function exists($name): bool
      */
     public function supports($name): bool
     {
-        foreach ($this->getOptionDefault('extensions', []) as $extension) {
+        foreach ($this->getOptionDefault('extensions', ['.pug', '.jade']) as $extension) {
             if (substr($name, -strlen($extension)) === $extension) {
                 return true;
             }

diff --git a/src/Pug/Symfony/Traits/HelpersHandler.php b/src/Pug/Symfony/Traits/HelpersHandler.php
@@ -69,23 +69,6 @@ trait HelpersHandler
      */
     protected $nodeHandler;
 
-    /**
-     * @var array
-     */
-    protected $templatingHelpers = [
-        'actions',
-        'assets',
-        'code',
-        'form',
-        'request',
-        'router',
-        'security',
-        'session',
-        'slots',
-        'stopwatch',
-        'translator',
-    ];
-
     /**
      * Get the Pug engine.
      *
@@ -94,10 +77,7 @@ trait HelpersHandler
     public function getRenderer(): Pug
     {
         if ($this->pug === null) {
-            $cache = $this->getCacheDir();
-            (new Filesystem())->mkdir($cache);
-
-            $this->pug = $this->createEngine($this->getRendererOptions($cache));
+            $this->pug = $this->createEngine($this->getRendererOptions());
             $this->copyTwigFunctions();
             $this->initializePugPlugins();
             $this->share($this->getTwig()->getGlobals());
@@ -112,51 +92,60 @@ public function onNode(callable $nodeHandler): void
         $this->nodeHandler = $nodeHandler;
     }
 
-    protected function getRendererOptions(string $cache): array
+    protected function getRendererOptions(): array
     {
-        $environment = $this->kernel->getEnvironment();
-        $projectDirectory = $this->kernel->getProjectDir();
-        $assetsDirectories = [$projectDirectory.'/Resources/assets'];
-        $viewDirectories = [$projectDirectory.'/templates'];
-
-        if (($loader = $this->getTwig()->getLoader()) instanceof FilesystemLoader &&
-            is_array($paths = $loader->getPaths()) &&
-            isset($paths[0])
-        ) {
-            $viewDirectories[] = $paths[0];
-        }
+        if ($this->options === null) {
+            $environment = $this->kernel->getEnvironment();
+            $projectDirectory = $this->kernel->getProjectDir();
+            $assetsDirectories = [$projectDirectory.'/Resources/assets'];
+            $viewDirectories = [$projectDirectory.'/templates'];
+
+            if (($loader = $this->getTwig()->getLoader()) instanceof FilesystemLoader &&
+                is_array($paths = $loader->getPaths()) &&
+                isset($paths[0])
+            ) {
+                $viewDirectories[] = $paths[0];
+            }
 
-        $srcDir = $projectDirectory.'/src';
-        $webDir = $projectDirectory.'/public';
-        $baseDir = isset($this->userOptions['baseDir'])
-            ? $this->userOptions['baseDir']
-            : $this->crawlDirectories($srcDir, $assetsDirectories, $viewDirectories);
-        $baseDir = $baseDir && file_exists($baseDir) ? realpath($baseDir) : $baseDir;
-        $this->defaultTemplateDirectory = $baseDir;
+            $srcDir = $projectDirectory.'/src';
+            $webDir = $projectDirectory.'/public';
+            $baseDir = isset($this->userOptions['baseDir'])
+                ? $this->userOptions['baseDir']
+                : $this->crawlDirectories($srcDir, $assetsDirectories, $viewDirectories);
+            $baseDir = $baseDir && file_exists($baseDir) ? realpath($baseDir) : $baseDir;
+            $this->defaultTemplateDirectory = $baseDir;
 
-        if (isset($this->userOptions['paths'])) {
-            $viewDirectories = array_merge($viewDirectories, $this->userOptions['paths'] ?: []);
+            if (isset($this->userOptions['paths'])) {
+                $viewDirectories = array_merge($viewDirectories, $this->userOptions['paths'] ?: []);
+            }
+
+            $debug = $this->kernel->isDebug();
+            $options = array_merge([
+                'debug'           => $debug,
+                'assetDirectory'  => static::extractUniquePaths($assetsDirectories),
+                'viewDirectories' => static::extractUniquePaths($viewDirectories),
+                'baseDir'         => $baseDir,
+                'cache'           => $debug ? false : $this->getCacheDir(),
+                'environment'     => $environment,
+                'extension'       => ['.pug', '.jade'],
+                'outputDirectory' => $webDir,
+                'prettyprint'     => $debug,
+                'on_node'         => $this->nodeHandler,
+            ], $this->userOptions);
+            $cache = $options['cache'] ?? $options['cache_dir'] ?? null;
+
+            if ($cache) {
+                (new Filesystem())->mkdir($cache);
+            }
+
+            $options['paths'] = array_unique(array_filter($options['viewDirectories'], function ($path) use ($baseDir) {
+                return $path !== $baseDir;
+            }));
+
+            $this->options = $options;
         }
 
-        $debug = $this->kernel->isDebug();
-        $options = array_merge([
-            'debug'           => $debug,
-            'assetDirectory'  => static::extractUniquePaths($assetsDirectories),
-            'viewDirectories' => static::extractUniquePaths($viewDirectories),
-            'baseDir'         => $baseDir,
-            'cache'           => $debug ? false : $cache,
-            'environment'     => $environment,
-            'extension'       => ['.pug', '.jade'],
-            'outputDirectory' => $webDir,
-            'prettyprint'     => $debug,
-            'on_node'         => $this->nodeHandler,
-        ], $this->userOptions);
-
-        $options['paths'] = array_unique(array_filter($options['viewDirectories'], function ($path) use ($baseDir) {
-            return $path !== $baseDir;
-        }));
-
-        return $options;
+        return $this->options;
     }
 
     protected function createEngine(array $options): Pug
@@ -232,9 +221,11 @@ protected function interpolateTwigFunctions(string $code): string
                             case ')':
                                 if ((--$opening) !== 0) {
                                     $argument .= ')';
+
+                                    break;
                                 }
 
-                                break;
+                                break 2;
 
                             case ',':
                                 if ($opening > 1) {

diff --git a/src/Pug/Symfony/Traits/Options.php b/src/Pug/Symfony/Traits/Options.php
@@ -7,10 +7,18 @@
 /**
  * Trait Options.
  *
- * @method Pug getRenderer()
+ * @property Pug|null $pug
+ *
+ * @method Pug   getRenderer()
+ * @method array getRendererOptions()
  */
 trait Options
 {
+    /**
+     * @var array
+     */
+    protected $options;
+
     /**
      * Get a Pug engine option or the default value passed as second parameter (null if omitted).
      *
@@ -21,6 +29,12 @@ trait Options
      */
     public function getOptionDefault($name, $default = null)
     {
+        if ($this->pug === null) {
+            $options = $this->getRendererOptions();
+
+            return array_key_exists($name, $options) ? $options[$name] : $default;
+        }
+
         $pug = $this->getRenderer();
 
         return method_exists($pug, 'hasOption') && !$pug->hasOption($name)
@@ -36,6 +50,13 @@ public function getOptionDefault($name, $default = null)
      */
     public function setOption($name, $value): void
     {
+        if ($this->pug === null) {
+            $this->getRendererOptions();
+            $this->options[$name] = $value;
+
+            return;
+        }
+
         $this->getRenderer()->setOption($name, $value);
     }
 
@@ -46,6 +67,12 @@ public function setOption($name, $value): void
      */
     public function setOptions(array $options): void
     {
+        if ($this->pug === null) {
+            $this->options = array_merge($this->getRendererOptions(), $options);
+
+            return;
+        }
+
         $this->getRenderer()->setOptions($options);
     }
 

diff --git a/src/Pug/Twig/Environment.php b/src/Pug/Twig/Environment.php
@@ -110,12 +110,12 @@ public function setContainer(ContainerInterface $container): void
         $this->container = $container;
     }
 
-    public function compileSourceBase(Source $source)
+    public function compileSource(Source $source): string
     {
         $path = $source->getPath();
 
         if ($this->pugSymfonyEngine->supports($path)) {
-            $pug = $this->pugSymfonyEngine->getRenderer();
+            $pug = $this->getRenderer();
             $code = $source->getCode();
             $php = $pug->compile($code, $path);
             $codeFirstLine = $this->isDebug() ? 31 : 25;
@@ -170,11 +170,6 @@ public function compileSourceBase(Source $source)
         return $html;
     }
 
-    public function compileSource(Source $source): string
-    {
-        return $this->compileSourceBase($source);
-    }
-
     public function loadTemplate(string $cls, string $name, int $index = null): Template
     {
         if ($index !== null) {
@@ -211,12 +206,13 @@ public function compileCode(TwigFunction $function, string $code)
         $parser = new Parser($this);
         $path = '__twig_function_'.$name.'_'.sha1($code).'.html.twig';
         $stream = $this->tokenize(new Source($code, $path, $path));
+        $output = $this->compile($parser->parse($stream));
 
-        if (!preg_match('/^\s*echo\s(.*);\s*$/m', $this->compile($parser->parse($stream)), $match)) {
+        if (!preg_match('/^\s*echo\s(.*);\s*$/m', $output, $match)) {
             throw new RuntimeException('Unable to compile '.$name.' function.');
         }
 
-        return trim($match[1]);
+        return '('.trim($match[1]).')'."\n";
     }
 
     protected static function getPrivateExtensionProperty(TwigEnvironment $twig, string $extension, string $property)

diff --git a/tests/Pug/PugSymfonyEngineTest.php b/tests/Pug/PugSymfonyEngineTest.php
@@ -431,6 +431,7 @@ public function testExists()
 
         self::assertTrue($pugSymfony->exists('logout.pug'));
         self::assertFalse($pugSymfony->exists('login.pug'));
+        self::assertTrue($pugSymfony->exists('bundle.pug'));
     }
 
     public function testSupports()
@@ -613,6 +614,10 @@ public function testDefaultOption()
         $pugSymfony = new PugSymfonyEngine(self::$kernel);
 
         self::assertSame(42, $pugSymfony->getOptionDefault('does-not-exist', 42));
+
+        $pugSymfony->getRenderer();
+
+        self::assertSame(42, $pugSymfony->getOptionDefault('does-not-exist', 42));
     }
 
     public function testGetSharedVariables()

diff --git a/tests/project-s5/templates/style-php.pug b/tests/project-s5/templates/style-php.pug
@@ -1,2 +1,2 @@
-.foo(style='background-position: 50% -402px; background-image: ' + css_url('assets/img/patterns/5.png') + ';')
-.foo(style={'background-position': "50% -402px", 'background-image': css_url('assets/img/patterns/5.png')})
+.foo(style='background-position: 50% -402px; background-image: ' . css_url('assets/img/patterns/5.png') . ';')
+.foo(style=array('background-position' => "50% -402px", 'background-image' => css_url('assets/img/patterns/5.png')))