Jamm\Tester\DebugTracer::getCurrentBacktrace PHP Method

    public function getCurrentBacktrace()
    {
        $tmp = array_slice(debug_backtrace(), $this->trace_start_depth);
        if (empty($tmp)) {
            return false;
        }
        $str = '';
        $space = $basespace = $this->trace_space_separator;
        $depth = 0;
        $ignored_functions = array(__METHOD__, 'trigger_error', 'include_once', 'include', 'require', 'require_once');
        foreach ($tmp as $t) {
            if (!isset($t['file'])) {
                $t['file'] = '[not a file]';
            }
            if (!isset($t['line'])) {
                $t['line'] = '[-1]';
            }
            if (in_array($t['function'], $ignored_functions)) {
                continue;
            }
            $str .= ' ' . $space . $t['file'] . "\t[" . $t['line'] . "]\t";
            if (array_key_exists('class', $t)) {
                $str .= $t['class'];
                if (isset($t['type'])) {
                    $str .= $t['type'];
                }
            }
            $str .= $t['function'];
            if (isset($t['args'][0])) {
                $args = array();
                $str .= '(';
                foreach ($t['args'] as $t_arg) {
                    if (!is_scalar($t_arg)) {
                        if (is_array($t_arg)) {
                            $args[] = $this->getNonRecursiveDumpOfArray($t_arg);
                        } elseif (is_object($t_arg)) {
                            $args[] = get_class($t_arg);
                        } else {
                            $args[] = '[not scalar]';
                        }
                    } else {
                        if (strlen($t_arg) > 128) {
                            $args[] = '[' . substr($t_arg, 0, 128) . '...]';
                        } else {
                            $args[] = $t_arg;
                        }
                    }
                }
                $str .= implode(', ', $args) . ')';
            } else {
                $str .= '()';
            }
            $str .= $this->trace_new_line_separator;
            $space .= $basespace;
            $depth++;
            if ($depth >= $this->trace_max_depth) {
                break;
            }
        }
        return rtrim($str);
    }