From 4d1b0a9283e5f5d4c61394930326a7010568ea98 Mon Sep 17 00:00:00 2001
From: Ruikai Huang <rkh@gatech.edu>
Date: Mon, 12 Aug 2024 20:03:43 -0400
Subject: [PATCH] Fixed JSON reference resolution with escaped chars ~0 and ~1

---
 src/NJsonSchema/JsonReferenceResolver.cs | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/NJsonSchema/JsonReferenceResolver.cs b/src/NJsonSchema/JsonReferenceResolver.cs
index b149fb9ea..40945342f 100644
--- a/src/NJsonSchema/JsonReferenceResolver.cs
+++ b/src/NJsonSchema/JsonReferenceResolver.cs
@@ -84,6 +84,11 @@ public async Task<IJsonReference> ResolveReferenceWithoutAppendAsync(object root
             return await ResolveReferenceAsync(rootObject, jsonPath, targetType, contractResolver, false, cancellationToken).ConfigureAwait(false);
         }
 
+        private static string UnescapeReferenceSegment(string segment)
+        {
+            return segment.Replace("~1", "/").Replace("~0", "~");
+        }
+
         /// <summary>Resolves a document reference.</summary>
         /// <param name="rootObject">The root object.</param>
         /// <param name="jsonPath">The JSON path to resolve.</param>
@@ -94,6 +99,11 @@ public async Task<IJsonReference> ResolveReferenceWithoutAppendAsync(object root
         public virtual IJsonReference ResolveDocumentReference(object rootObject, string jsonPath, Type targetType, IContractResolver contractResolver)
         {
             var allSegments = jsonPath.Split('/').Skip(1).ToList();
+            for (int i = 0; i < allSegments.Count; i++)
+            {
+                allSegments[i] = UnescapeReferenceSegment(allSegments[i]);
+            }
+
             var schema = ResolveDocumentReference(rootObject, allSegments, targetType, contractResolver, new HashSet<object>());
             if (schema == null)
             {