Prevent the pathname setter from erasing the path of path-only URLs

As that would make them cannot-be-a-base URLs. Tests: web-platform-tests/wpt#27720. Fixes #581.
whatwg · Jun 17, 2021 · 0672f2e · 0672f2e
1 parent 107605c
commit 0672f2e
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/url.bs b/url.bs
@@ -2306,6 +2306,10 @@ these steps:
 
        <li><p>If <a>c</a> is not U+002F (/), then decrease <var>pointer</var> by 1.
       </ol>
+
+     <li><p>Otherwise, if <var>state override</var> is given and <var>url</var>'s
+     <a for=url>host</a> is null, <a for=list>append</a> the empty string to <var>url</var>'s
+     <a for=url>path</a>.
     </ol>
 
    <dt><dfn>path state</dfn>