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Expose redirectCount for TAO opted-in redirect chains #12513

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Expose redirectCount for TAO opted-in redirect chains #12513

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f90e9e4
Expose redirectCount for TAO opted-in redirect chains
yoavweiss Jun 3, 2026
cea5d20
Move o response timing allow passed
yoavweiss Jun 3, 2026
ea4485e
Move to use https://github.com/whatwg/fetch/pull/1931/
yoavweiss Jun 9, 2026
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27 changes: 23 additions & 4 deletions source
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Original file line number Diff line number Diff line change
Expand Up @@ -2692,6 +2692,7 @@ a.setAttribute('href', 'https://example.com/'); // change the content attribute
<li><dfn data-x-href="https://fetch.spec.whatwg.org/#reserve-deferred-fetch-quota">reserve deferred fetch quota</dfn></li>
<li><dfn data-x-href="https://fetch.spec.whatwg.org/#potentially-free-deferred-fetch-quota">potentially free deferred fetch quota</dfn></li>
<li><dfn data-x-href="https://fetch.spec.whatwg.org/#is-offline">is offline</dfn></li>
<li><dfn data-x-href="https://fetch.spec.whatwg.org/#concept-navigation-tao-check">navigation TAO check</dfn></li>
<li>
<dfn data-x="concept-response"
data-x-href="https://fetch.spec.whatwg.org/#concept-response">response</dfn> and its
Expand All @@ -2710,6 +2711,7 @@ a.setAttribute('href', 'https://example.com/'); // change the content attribute
<li><dfn data-x="concept-response-service-worker-timing-info" data-x-href="https://fetch.spec.whatwg.org/#response-service-worker-timing-info">service worker timing info</dfn></li>
<li><dfn data-x="concept-response-has-cross-origin-redirects" data-x-href="https://fetch.spec.whatwg.org/#response-has-cross-origin-redirects">has-cross-origin-redirects</dfn></li>
<li><dfn data-x="concept-response-timing-allow-passed" data-x-href="https://fetch.spec.whatwg.org/#concept-response-timing-allow-passed">timing allow passed</dfn></li>
<li><dfn data-x="concept-response-navigation-timing-allow-check-set" data-x-href="https://fetch.spec.whatwg.org/#response-navigation-timing-allow-check-set">navigation timing allow check set</dfn></li>
<li>
<dfn data-x-href="https://wicg.github.io/background-fetch/#extract-content-range-values">extract content-range values</dfn>
<!-- TODO: move this to FETCH -->
Expand Down Expand Up @@ -113073,13 +113075,30 @@ location.href = '#foo';</code></pre>
info">extracting the full timing info</span> from <var>navigationParams</var>'s <span
data-x="navigation-params-fetch-controller">fetch controller</span>.</p></li>

<li><p>Let <var>redirectCount</var> be 0 if <var>navigationParams</var>'s <span
data-x="navigation-params-response">response</span>'s <span
data-x="concept-response-has-cross-origin-redirects">has cross-origin redirects</span> is
true; otherwise <var>navigationParams</var>'s <span
<li><p>Let <var>redirectCount</var> be <var>navigationParams</var>'s <span
data-x="navigation-params-request">request</span>'s <span
data-x="concept-request-redirect-count">redirect count</span>.</p></li>

<li>
<p>If <var>navigationParams</var>'s <span data-x="navigation-params-response">response</span>'s
<span data-x="concept-response-has-cross-origin-redirects">has cross-origin redirects</span>
is true:</p>

<ol>
<li><p>If <var>navigationParams</var>'s <span
data-x="navigation-params-request">request</span>'s <span
data-x="concept-request-client">client</span> is not null and <var>navigationParams</var>'s
<span data-x="navigation-params-request">request</span>'s <span
data-x="concept-request-referrer">referrer</span> is "<code data-x="">no-referrer</code>",
then set <var>redirectCount</var> to 0.</p></li>

<li><p>Otherwise, if <span data-x="navigation TAO check">navigation TAO check</span> given
<var>navigationParams</var>'s <span data-x="navigation-params-response">response</span> and
<var>navigationParams</var>'s <span data-x="navigation-params-origin">origin</span> returns
failure, then set <var>redirectCount</var> to 0.</p></li>
</ol>
</li>

<li><p><span>Create the navigation timing entry</span> for <var>document</var>, given
<var>fullTimingInfo</var>, <var>redirectCount</var>, <var>navigationTimingType</var>,
<var>navigationParams</var>'s <span data-x="navigation-params-response">response</span>'s
Expand Down
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