From ecd0e3e013321c6c2571df242597ef19a031d3f6 Mon Sep 17 00:00:00 2001
From: Karen Etheridge <ether@cpan.org>
Date: Sat, 8 Mar 2025 12:01:08 -0800
Subject: [PATCH] Disallow fragments in some uri-references

This should also apply to $self, when it is added.
---
 schemas/v3.1/schema.yaml | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/schemas/v3.1/schema.yaml b/schemas/v3.1/schema.yaml
index ada84777fd..630cfaab41 100644
--- a/schemas/v3.1/schema.yaml
+++ b/schemas/v3.1/schema.yaml
@@ -11,8 +11,7 @@ properties:
   info:
     $ref: '#/$defs/info'
   jsonSchemaDialect:
-    type: string
-    format: uri-reference
+    $ref: '#/$defs/uri-reference-no-fragment'
     default: 'https://spec.openapis.org/oas/3.1/dialect/WORK-IN-PROGRESS'
   servers:
     type: array
@@ -972,3 +971,9 @@ $defs:
       properties:
         explode:
           default: false
+
+  uri-reference-no-fragment:
+    $comment: a uri-reference used to refer to an entire document, not a position in an OpenAPI description
+    type: string
+    format: uri-reference
+    pattern: '^[^#]*$'