migrate to php8

src/Fenom.php

@@ -422,7 +422,7 @@ class Fenom
         string|Fenom\ProviderInterface $source,
         string $compile_dir = '/tmp',
         int|array $options = 0
-    ): Fenom
+    ): static
     {
         if (is_string($source)) {
             $provider = new Fenom\Provider($source);
@@ -1056,11 +1056,12 @@ class Fenom
             /** @var Fenom\Template $tpl */
             $tpl = $this->_storage[$key];
             if (($this->_options & self::AUTO_RELOAD) && !$tpl->isValid()) {
-                return $this->_storage[$key] = $this->compile($template, true, $options);
+                $this->compile($template, true, $options);
+                return $this->_storage[$key] = $this->_load($template, $options);
             } else {
                 return $tpl;
             }
-        } elseif ($this->_options & (self::FORCE_COMPILE |  self::DISABLE_CACHE)) {
+        } elseif ($this->_options & (self::FORCE_COMPILE | self::DISABLE_CACHE)) {
             return $this->compile($template, !($this->_options & self::DISABLE_CACHE), $options);
         } else {
             return $this->_storage[$key] = $this->_load($template, $options);
@@ -1099,6 +1100,10 @@ class Fenom
     protected function _load(array|string $template, int $opts): Render
     {
         $file_name = $this->getCompileName($template, $opts);
+        $tpl = null;
+        if (!is_file($this->_compile_dir . "/" . $file_name)) {
+            $tpl = $this->compile($template, true, $opts);
+        }
         if (is_file($this->_compile_dir . "/" . $file_name)) {
             $fenom = $this; // used in template
             $_tpl  = include($this->_compile_dir . "/" . $file_name);
@@ -1108,9 +1113,12 @@ class Fenom
                 && $_tpl instanceof Fenom\Render
                 && $_tpl->isValid()) {
                 return $_tpl;
+            } else if ($tpl) {
+                return $tpl;
             }
         }
-        return $this->compile($template, true, $opts);
+        throw new CompileException("failed to store cache of " . var_export($template, true) .
+            " to {$file_name}");
     }
 
     /**

src/Fenom/Error/TemplateException.php

@@ -0,0 +1,10 @@
+<?php
+
+namespace Fenom\Error;
+
+/**
+ * @package Fenom\Error
+ */
+class TemplateException extends \Exception
+{
+}

src/Fenom/Render.php

@@ -10,6 +10,7 @@
 namespace Fenom;
 
 use Fenom;
+use Fenom\Error\TemplateException;
 
 /**
  * Primitive template
@@ -210,10 +211,15 @@ class Render extends \ArrayObject
      * Execute template and write into output
      * @param array $values for template
      * @return array
+     * @throws TemplateException
      */
     public function display(array $values): array
     {
-        $this->_code->__invoke($values, $this);
+        try {
+            $this->_code->__invoke($values, $this);
+        } catch (\Throwable $e) {
+            throw new Fenom\Error\TemplateException("unhandled exception in the template `{$this->getName()}`: {$e->getMessage()}", 0, $e);
+        }
         return $values;
     }
 

tests/TestCase.php

@@ -241,7 +241,7 @@ class TestCase extends \PHPUnit\Framework\TestCase
         );
     }
 
-    public function providerVariables()
+    public static function providerVariables()
     {
         return array(
             array('$one', 1),
@@ -334,6 +334,13 @@ class Helper
     public function getArray() {
         return array(1,2,3);
     }
+
+    /**
+     * @throws \Exception
+     */
+    public static function throws() {
+        throw new \Exception("helper exception");
+    }
 }
 
 function helper_func($string, $pad = 10) {

tests/cases/Fenom/RenderTest.php

@@ -44,14 +44,9 @@ class RenderTest extends TestCase
         $this->assertSame("It is render's function fetch", self::$render->fetch(array("render" => "fetch")));
     }
 
-    /**
-     * @expectedException     \RuntimeException
-     * @expectedExceptionMessage template error
-     */
     public function testFetchException()
     {
-        $this->expectException(\RuntimeException::class);
-        $this->expectExceptionMessage("template error");
+        $this->expectException(Fenom\Error\TemplateException::class);
         $render = new Render(Fenom::factory("."), function () {
             echo "error";
             throw new \RuntimeException("template error");

tests/cases/FenomTest.php

@@ -24,7 +24,7 @@ class FenomTest extends \Fenom\TestCase
         $time  = $this->tpl('temp.tpl', 'Template 1 a');
         $fenom = new Fenom($provider = new \Fenom\Provider(FENOM_RESOURCES . '/template'));
         $fenom->setCompileDir(FENOM_RESOURCES . '/compile');
-        $this->assertInstanceOf('Fenom\Template', $tpl = $fenom->getTemplate('temp.tpl'));
+        $this->assertInstanceOf('Fenom\Render', $tpl = $fenom->getTemplate('temp.tpl'));
         $this->assertSame($provider, $tpl->getProvider());
         $this->assertSame('temp.tpl', $tpl->getBaseName());
         $this->assertSame('temp.tpl', $tpl->getName());
@@ -40,7 +40,7 @@ class FenomTest extends \Fenom\TestCase
             FENOM_RESOURCES . '/compile',
             Fenom::AUTO_ESCAPE
         );
-        $this->assertInstanceOf('Fenom\Template', $tpl = $fenom->getTemplate('temp.tpl'));
+        $this->assertInstanceOf('Fenom\Render', $tpl = $fenom->getTemplate('temp.tpl'));
         $this->assertSame($provider, $tpl->getProvider());
         $this->assertSame('temp.tpl', $tpl->getBaseName());
         $this->assertSame('temp.tpl', $tpl->getName());