From d6a2d1240a853262a8005f6e4d8533127e1101f7 Mon Sep 17 00:00:00 2001
From: tlallement <tlallement@incert.lu>
Date: Wed, 24 Mar 2021 18:10:45 +0100
Subject: [PATCH] Fix for PHP 7.1

---
 RouteDescriber/FosRestDescriber.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/RouteDescriber/FosRestDescriber.php b/RouteDescriber/FosRestDescriber.php
index 626f6a7..9d39899 100644
--- a/RouteDescriber/FosRestDescriber.php
+++ b/RouteDescriber/FosRestDescriber.php
@@ -107,7 +107,7 @@ final class FosRestDescriber implements RouteDescriberInterface
         if ($requirements instanceof Constraint && !$requirements instanceof Regex) {
             if ($requirements instanceof DateTime) {
                 // As defined per RFC3339
-                if (\DateTimeInterface::RFC3339 === $requirements->format || 'c' === $requirements->format) {
+                if (\DateTime::RFC3339 === $requirements->format || 'c' === $requirements->format) {
                     return 'date-time';
                 } elseif ('Y-m-d' === $requirements->format) {
                     return 'date';