From 1a1f3149aa834e99de18b51a0225dae91b6a489e Mon Sep 17 00:00:00 2001
From: Yoan Tournade <y@yoantournade.com>
Date: Tue, 15 Nov 2022 09:21:25 +0100
Subject: [PATCH] Handle empty spec json

---
 latexonhttp/resources/json_api.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/latexonhttp/resources/json_api.py b/latexonhttp/resources/json_api.py
index e71c0d4..23394a2 100644
--- a/latexonhttp/resources/json_api.py
+++ b/latexonhttp/resources/json_api.py
@@ -17,6 +17,8 @@
 
 
 def parse_json_resources_spec(json_payload):
+    if not json_payload:
+        return None, None
     json_spec = {}
 
     # Select / copy several keys.