From 1b47b4010445265790331fd2840ffc43ae703f0e Mon Sep 17 00:00:00 2001
From: Fabien Potencier <fabien.potencier@gmail.com>
Date: Sun, 8 Apr 2012 14:12:00 +0200
Subject: [PATCH] enhanced error reporting when the template file is an instance of SplFileInfo

---
 CHANGELOG                     |    1 +
 lib/Twig/Error.php            |    7 ++++++-
 test/Twig/Tests/ErrorTest.php |   16 ++++++++++++++++
 3 files changed, 23 insertions(+), 1 deletions(-)

diff --git a/CHANGELOG b/CHANGELOG
index e457b35..da772b5 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,5 +1,6 @@
 * 1.7.0 (2012-XX-XX)
 
+ * enhanced error reporting when the template file is an instance of SplFileInfo
  * added Twig_Environment::mergeGlobals()
  * fixed a regression when a template only extends another one without defining any blocks
  * added compilation checks to avoid misuses of the sandbox tag
diff --git a/lib/Twig/Error.php b/lib/Twig/Error.php
index b945706..a19aca6 100644
--- a/lib/Twig/Error.php
+++ b/lib/Twig/Error.php
@@ -140,7 +140,12 @@ class Twig_Error extends Exception
         }
 
         if (null !== $this->filename) {
-            $this->message .= sprintf(' in %s', is_string($this->filename) ? '"'.$this->filename.'"' : json_encode($this->filename));
+            if (is_string($this->filename) || (is_object($this->filename) && method_exists($this->filename, '__toString'))) {
+                $filename = sprintf('"%s"', $this->filename);
+            } else {
+                $filename = json_encode($this->filename);
+            }
+            $this->message .= sprintf(' in %s', $filename);
         }
 
         if ($this->lineno >= 0) {
diff --git a/test/Twig/Tests/ErrorTest.php b/test/Twig/Tests/ErrorTest.php
index a63b5fa..45d4053 100644
--- a/test/Twig/Tests/ErrorTest.php
+++ b/test/Twig/Tests/ErrorTest.php
@@ -11,6 +11,22 @@
 
 class Twig_Tests_ErrorTest extends PHPUnit_Framework_TestCase
 {
+    public function testErrorWithObjectFilename()
+    {
+        $error = new Twig_Error('foo');
+        $error->setTemplateFile(new SplFileInfo(__FILE__));
+
+        $this->assertContains('test/Twig/Tests/ErrorTest.php', $error->getMessage());
+    }
+
+    public function testErrorWithArrayFilename()
+    {
+        $error = new Twig_Error('foo');
+        $error->setTemplateFile(array('foo' => 'bar'));
+
+        $this->assertEquals('foo in {"foo":"bar"}', $error->getMessage());
+    }
+
     public function testTwigExceptionAddsFileAndLineWhenMissing()
     {
         $loader = new Twig_Loader_Array(array('index' => "\n\n{{ foo.bar }}"));
-- 
1.7.2.5