From 21b1fe73393508d84c90d00cc8f22aeaa958a2b5 Mon Sep 17 00:00:00 2001
From: Greg Dennis <gregsdennis@yahoo.com>
Date: Thu, 20 Jul 2023 12:12:47 +1200
Subject: [PATCH] allow all keywords for custom draft specification (supports
 openapi project)

---
 JsonSchema/EvaluationOptions.cs | 2 +-
 JsonSchema/JsonSchema.csproj    | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/JsonSchema/EvaluationOptions.cs b/JsonSchema/EvaluationOptions.cs
index f7495b16e0..c9632f7dc6 100644
--- a/JsonSchema/EvaluationOptions.cs
+++ b/JsonSchema/EvaluationOptions.cs
@@ -200,7 +200,7 @@ private static IEnumerable<IJsonSchemaKeyword> AllowSiblingRef(IEnumerable<IJson
 
 	private static IEnumerable<IJsonSchemaKeyword> FilterBySpecVersion(IEnumerable<IJsonSchemaKeyword> keywords, SpecVersion version)
 	{
-		if (version == SpecVersion.Unspecified) return keywords;
+		if (!Enum.IsDefined(typeof(SpecVersion), version) || version == SpecVersion.Unspecified) return keywords;
 
 		return keywords.Where(k => k.SupportsVersion(version));
 	}
diff --git a/JsonSchema/JsonSchema.csproj b/JsonSchema/JsonSchema.csproj
index cbc51047c9..648a8a51fc 100644
--- a/JsonSchema/JsonSchema.csproj
+++ b/JsonSchema/JsonSchema.csproj
@@ -16,8 +16,8 @@
     <PackageProjectUrl>https://github.com/gregsdennis/json-everything</PackageProjectUrl>
     <RepositoryUrl>https://github.com/gregsdennis/json-everything</RepositoryUrl>
     <PackageTags>json-schema validation schema json</PackageTags>
-    <Version>4.1.6</Version>
-    <FileVersion>4.1.6.0</FileVersion>
+    <Version>4.1.7</Version>
+    <FileVersion>4.1.7.0</FileVersion>
     <AssemblyVersion>4.0.0.0</AssemblyVersion>
     <PackageLicenseFile>LICENSE</PackageLicenseFile>
     <AssemblyName>JsonSchema.Net</AssemblyName>