From 2cd56455d9012770a40650327c1298e5bfe775ce Mon Sep 17 00:00:00 2001
From: Randolf Jung <jrandolf@chromium.org>
Date: Thu, 6 Jul 2023 18:20:46 +0200
Subject: [PATCH] Add regular expression for page ranges

---
 index.bs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/index.bs b/index.bs
index 3e6f4a6e8..bcbc95e5b 100644
--- a/index.bs
+++ b/index.bs
@@ -2743,7 +2743,7 @@ PDF document represented as a Base64-encoded string.
         ? margin: browsingContext.PrintMarginParameters,
         ? orientation: ("portrait" / "landscape") .default "portrait",
         ? page: browsingContext.PrintPageParameters,
-        ? pageRanges: [*(js-uint / text)],
+        ? pageRanges: [*(js-uint / text .regex "^[0-9]+(?:-[0-9]+)?$" )],
         ? scale: (0.1..2.0) .default 1.0,
         ? shrinkToFit: bool .default true,
       }