Fix skipping the first trace item when handling a PHP error (#160)

Author: vjik

CHANGELOG.md

@@ -2,7 +2,7 @@
 
 ## 4.3.2 under development
 
-- no changes in this release.
+- Bug #160: Fix skipping the first trace item when handling a PHP error (@vjik)
 
 ## 4.3.1 December 18, 2025
 

src/ErrorHandler.php

@@ -135,7 +135,7 @@ public function register(): void
             }
 
             $backtrace = debug_backtrace(0);
-            array_shift($backtrace);
+            unset($backtrace[0]['function'], $backtrace[0]['class'], $backtrace[0]['type'], $backtrace[0]['args']);
             throw new ErrorException($message, $severity, $severity, $file, $line, null, $backtrace);
         });
 

tests/ErrorHandlerTest.php

@@ -111,7 +111,11 @@ public function testHandleErrorWithCatching(): void
         $this->assertInstanceOf(ErrorException::class, $exception);
         $this->assertFalse($exception::isFatalError($array));
         $this->assertNull($exception->getSolution());
-        $this->assertNotEmpty($exception->getBacktrace());
+
+        $backtrace = $exception->getBacktrace();
+        $this->assertNotEmpty($backtrace);
+        $this->assertSame(__FILE__, $backtrace[0]['file']);
+        $this->assertSame(['file', 'line'], array_keys($backtrace[0]));
 
         $this->errorHandler->unregister();
     }