set_error_handler(), custom class E_USER_*

errorHandler

<?php
class errorHandler {

    public function __construct() {
        $_t = $this;
        set_error_handler(
                function ($error, $msg, $file, $line) use ($_t) {
                    switch ($error) {
                        // ++$var
                        case E_NOTICE:
                            return $_t->writeCustomLog($msg, $file, $line, 'E_NOTICE');

                        //For Trigger Errors
                        case E_USER_NOTICE:
                            return $_t->writeCustomLog($msg, $file, $line, 'E_USER_NOTICE');
                        case E_USER_WARNING:
                            return $_t->writeCustomLog($msg, $file, $line, 'E_USER_WARNING');
                            
                        //E_*    
                        default :
                            $_t->writeCustomLog($msg, $file, $line, 'FATAL_ERROR');
                            throw new \Exception($msg . '! See Log for more details');
                    }
                }
        );
    }

    private function writeCustomLog($msg, $file, $line, $type = "E_USER_ERROR") {
        return file_put_contents(
                __TEMP__ . DIRECTORY_SEPARATOR . 'myerrorLog.log',
                sprintf("[%s][%s] %s -> %s: %s", $type, date('now'), $file, $line, $msg),
                FILE_APPEND
        );
    }

    function __destruct() {
        restore_error_handler();
    }

}

//testando
ini_set('display_errors', 1); // comprovando eficiencia.
define('__TEMP__', sys_get_temp_dir()); //pega o diretorio Temp do server.

function __error($type = E_USER_WARNING) {
    trigger_error('Erro Simulado', $type);
    return true;
}

try {
    //error_handler Init
    $error = new errorHandler();

    ++$v; //continue script E_NOTICE not FATAL
    
    var_dump(__error()); // continue script E_WARNING not FATAL

    echo '<br>', PHP_EOL;

    var_dump(__error(E_USER_ERROR)); //show Exception FATAL_ERROR

    echo 'Not Show'; //go to catch
} catch (Exception $e) {
    echo $e->getMessage();
}
//unset($error); //restore_error_handler