Add explanation of why error handler is initialized even when in deve…

…loper mode
magento · Jan 12, 2016 · be51c1c · be51c1c
1 parent e1b7552
commit be51c1c
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/lib/internal/Magento/Framework/App/Bootstrap.php b/lib/internal/Magento/Framework/App/Bootstrap.php
@@ -298,6 +298,11 @@ protected function preLaunch(AppInterface $application)
         try {
             try {
                 \Magento\Framework\Profiler::start('magento_prelaunch');
+                /**
+                 * It is necessary to initialize error handler even when in developer mode as certain methods require
+                 * errors to be converted into catchable exceptions.
+                 * For example @see \Magento\Framework\View\Model\Layout\Update\Validator::isValid
+                 */
                 $this->initErrorHandler();
                 $this->initObjectManager();
                 $this->assertMaintenance();