harmony7

<?php
    function flattenExceptionBacktrace(\Exception $exception) {
        $traceProperty = (new \ReflectionClass('Exception'))->getProperty('trace');
        $traceProperty->setAccessible(true);

        $flatten = function(&$value, $key) {
            if ($value instanceof \Closure) {
                $closureReflection = new \ReflectionFunction($value);
                $value = sprintf(
                    '(Closure at %s:%s)',