Removed the allowUndefinedVars check from the smarty error handlers, because undefined vars no longer throw an error, unless smarty->error_unassigned is set to true.

src/ErrorHandler.php

@@ -4,21 +4,10 @@ namespace Smarty;
 
 /**
  * Smarty error handler to fix new error levels in PHP8 for backwards compatibility
- *
-
-
  * @author     Simon Wisselink
- *
  */
 class ErrorHandler
 {
-
-    /**
-     * Allows {$foo} where foo is unset.
-     * @var bool
-     */
-    public $allowUndefinedVars = true;
-
     /**
      * Allows {$foo.bar} where bar is unset and {$foo.bar1.bar2} where either bar1 or bar2 is unset.
      * @var bool
@@ -74,14 +63,6 @@ class ErrorHandler
      */
     public function handleError($errno, $errstr, $errfile, $errline, $errcontext = [])
     {
-
-        if ($this->allowUndefinedVars && preg_match(
-                '/^(Attempt to read property "value" on null|Trying to get property (\'value\' )?of non-object)/',
-                $errstr
-            )) {
-            return; // suppresses this error
-        }
-
         if ($this->allowUndefinedArrayKeys && preg_match(
             '/^(Undefined index|Undefined array key|Trying to access array offset on value of type)/',
             $errstr

tests/UnitTests/A_2/UndefinedTemplateVar/UndefinedTemplateVarTest.php

@@ -65,6 +65,7 @@ class UndefinedTemplateVarTest extends PHPUnit_Smarty
      */
     public function testError()
     {
+		$this->smarty->error_unassigned = true;
         $this->expectException(PHPUnit\Framework\Error\Error::class);
 		$this->expectExceptionMessage('Undefined ');
         $e1 = error_reporting();
@@ -131,9 +132,7 @@ class UndefinedTemplateVarTest extends PHPUnit_Smarty
         $this->assertEquals("ab", $this->smarty->fetch($tpl));
     }
 
-	/**
-	 * @group 20221124
-	 */
+
 	public function testDereferenceOnNull() {
 		$this->smarty->setErrorReporting(E_ALL & ~E_WARNING & ~E_NOTICE);
 		$this->smarty->muteUndefinedOrNullWarnings();
@@ -142,9 +141,7 @@ class UndefinedTemplateVarTest extends PHPUnit_Smarty
 		$this->assertEquals("ab", $this->smarty->fetch($tpl));
 	}
 
-	/**
-	 * @group 20221124
-	 */
+
 	public function testDereferenceOnBool() {
 		$this->smarty->setErrorReporting(E_ALL & ~E_NOTICE);
 		$this->smarty->muteUndefinedOrNullWarnings();
@@ -153,9 +150,7 @@ class UndefinedTemplateVarTest extends PHPUnit_Smarty
 		$this->assertEquals("ab", $this->smarty->fetch($tpl));
 	}
 
-	/**
-	 * @group 20221124
-	 */
+
 	public function testDereferenceOnString() {
 		$this->smarty->setErrorReporting(E_ALL & ~E_NOTICE);
 		$this->smarty->muteUndefinedOrNullWarnings();