JsonFile::__toString() - detect json_encode failure (#263)

* JsonFile::__toString() - detect json_encode failure * fix CS
php-coveralls · May 22, 2018 · 5175585 · 5175585
1 parent 1e3edc1
commit 5175585
Showing 1 changed file with 10 additions and 1 deletion.
diff --git a/src/Bundle/CoverallsBundle/Entity/Coveralls.php b/src/Bundle/CoverallsBundle/Entity/Coveralls.php
@@ -16,6 +16,15 @@ abstract class Coveralls implements ArrayConvertable
      */
     public function __toString()
     {
-        return json_encode($this->toArray());
+        $result = json_encode($this->toArray());
+
+        if (json_last_error() !== JSON_ERROR_NONE) {
+            throw new \UnexpectedValueException(sprintf(
+                'Can not encode to JSON, error: "%s". If you have non-UTF8 chars, consider migration to UTF8.',
+                json_last_error_msg()
+            ));
+        }
+
+        return $result;
     }
 }