[PreloadScripts] Block empty contexts list

w3c · Oct 24, 2023 · a1b2e08 · a1b2e08
1 parent 6b2b25c
commit a1b2e08
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/index.bs b/index.bs
@@ -7633,6 +7633,10 @@ The [=remote end steps=] given |session| and |command parameters| are:
 
 1. If |contexts| is not null:
 
+   1. If |contexts| is an empty [=/list=]:
+
+      1. Return an [=error=] with [=error code=] [=invalid argument=].
+
    1. For each |context id| of |contexts|:
 
       1. Let |context| be the result of [=trying=] to [=get a browsing context=] with |context id|.