From db194f820dee88e1a66a811a7a8653cce6965bc3 Mon Sep 17 00:00:00 2001
From: Vu-Hoang Phan <vu-hoang.phan@ubisoft.com>
Date: Tue, 6 Apr 2021 13:33:18 +0200
Subject: fix invalid remove index

---
 jsonpatch.py | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'jsonpatch.py')

diff --git a/jsonpatch.py b/jsonpatch.py
index 1bced46..238a6c9 100644
--- a/jsonpatch.py
+++ b/jsonpatch.py
@@ -39,6 +39,12 @@ import copy
 import functools
 import json
 import sys
+
+try:
+    from collections.abc import Mapping, Sequence
+except ImportError:  # Python 3
+    from collections import Mapping, Sequence
+
 try:
     from types import MappingProxyType
 except ImportError:
@@ -234,6 +240,10 @@ class RemoveOperation(PatchOperation):
 
     def apply(self, obj):
         subobj, part = self.pointer.to_last(obj)
+
+        if isinstance(subobj, Sequence) and not isinstance(part, int):
+            raise JsonPointerException("invalid array index '{0}'".format(part))
+
         try:
             del subobj[part]
         except (KeyError, IndexError) as ex:
-- 
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