Wrap view cache in callable which makes it memoizable

Author: riasvdv

src/Illuminate/Filesystem/Filesystem.php

@@ -18,6 +18,8 @@ class Filesystem
 {
     use Conditionable, Macroable;
 
+    private array $cachedCallables = [];
+
     /**
      * Determine if a file or directory exists.
      *
@@ -102,6 +104,31 @@ public function sharedGet($path)
         return $contents;
     }
 
+    /**
+     * Get the returned callable of a file.
+     *
+     * @param  string  $path
+     * @param  array  $data
+     * @return mixed
+     *
+     * @throws \Illuminate\Contracts\Filesystem\FileNotFoundException
+     */
+    public function getRequireCallable($path, array $data = [])
+    {
+        if ($this->isFile($path)) {
+            $__path = $path;
+            $__data = $data;
+
+            if (! isset($this->cachedCallables[$__path])) {
+                $this->cachedCallables[$__path] = require_once $__path;
+            }
+
+            return $this->cachedCallables[$__path]($__data);
+        }
+
+        throw new FileNotFoundException("File does not exist at path {$path}.");
+    }
+
     /**
      * Get the returned value of a file.
      *

src/Illuminate/View/Compilers/BladeCompiler.php

@@ -183,6 +183,12 @@ public function compile($path = null)
         if (! is_null($this->cachePath)) {
             $contents = $this->compileString($this->files->get($this->getPath()));
 
+            $contents = implode("\n", [
+                '<?php return function ($data) { extract($data, EXTR_SKIP); ?>',
+                $contents,
+                '<?php } ?>',
+            ]);
+
             if (! empty($this->getPath())) {
                 $contents = $this->appendFilePath($contents);
             }

src/Illuminate/View/Engines/PhpEngine.php

@@ -55,7 +55,7 @@ protected function evaluatePath($path, $data)
         // flush out any stray output that might get out before an error occurs or
         // an exception is thrown. This prevents any partial views from leaking.
         try {
-            $this->files->getRequire($path, $data);
+            $this->files->getRequireCallable($path, $data);
         } catch (Throwable $e) {
             $this->handleViewException($e, $obLevel);
         }