Autoload error handler

composer.json

{
    "name": "<to-be-defined>",
    "type": "library",
    "license": "MIT",
    "autoload": {
        "files": [ "handler.php" ]
    }
}

handler.php

<?php
/**
 * Convert error to exception.
 *
 * @author Frédéric Bouchery
 * @link https://twitter.com/FredBouchery/status/1285210405317615617/photo/1
 */
\set_error_handler(function ($severity, $message, $file, $line) {
      throw new \ErrorException($message, 0, $severity, $file, $line);
});