RicoSuter
diff --git a/‎src/NJsonSchema.CodeGeneration.Tests/ApiSurfaceGuard.cs‎
Lines changed: 23 additions & 0 deletions b/‎src/NJsonSchema.CodeGeneration.Tests/ApiSurfaceGuard.cs‎
Lines changed: 23 additions & 0 deletions
diff --git a/‎src/NJsonSchema.CodeGeneration/TypeResolverBase.cs‎
Lines changed: 1 addition & 1 deletion b/‎src/NJsonSchema.CodeGeneration/TypeResolverBase.cs‎
Lines changed: 1 addition & 1 deletion
@@ -0,0 +1,23 @@
+namespace NJsonSchema.CodeGeneration.Tests;
+
+public class ApiSurfaceGuard
+{
+    private abstract class TypeResolverBaseApiGuard : TypeResolverBase
+    {
+        protected TypeResolverBaseApiGuard(CodeGeneratorSettingsBase settings) : base(settings)
+        {
+        }
+
+        // dummy implementation making sure this method stays overridable
+        public override string GetOrGenerateTypeName(JsonSchema schema, string typeNameHint)
+        {
+            throw new System.NotImplementedException();
+        }
+
+        // dummy implementation making sure this method stays overridable
+        public override JsonSchema RemoveNullability(JsonSchema schema)
+        {
+            throw new System.NotImplementedException();
+        }
+    }
+}
@@ -84,7 +84,7 @@ public void RegisterSchemaDefinitions(IDictionary<string, JsonSchema> definition
         /// <summary>Removes a nullable oneOf reference if available.</summary>
         /// <param name="schema">The schema.</param>
         /// <returns>The actually resolvable schema</returns>
-        public JsonSchema RemoveNullability(JsonSchema schema)
+        public virtual JsonSchema RemoveNullability(JsonSchema schema)
         {
             // TODO: Method on JsonSchema4?
             return schema.OneOf.FirstOrDefault(o => !o.IsNullable(SchemaType.JsonSchema)) ?? schema;
Original file line number	Diff line number	Diff line change
`@@ -84,7 +84,7 @@ public void RegisterSchemaDefinitions(IDictionary<string, JsonSchema> definition`
`84`	`84`	`/// <summary>Removes a nullable oneOf reference if available.</summary>`
`85`	`85`	`/// <param name="schema">The schema.</param>`
`86`	`86`	`/// <returns>The actually resolvable schema</returns>`
`87`		`- public JsonSchema RemoveNullability(JsonSchema schema)`
	`87`	`+ public virtual JsonSchema RemoveNullability(JsonSchema schema)`
`88`	`88`	`{`
`89`	`89`	`// TODO: Method on JsonSchema4?`
`90`	`90`	`return schema.OneOf.FirstOrDefault(o => !o.IsNullable(SchemaType.JsonSchema)) ?? schema;`