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Add criticalCHRestart #188

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merged 4 commits into from
Jun 7, 2023
Merged

Add criticalCHRestart #188

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eff834a
Add criticalCHRestartOccured
arichiv Mar 21, 2023
b2d36d8
Update index.html
arichiv Mar 23, 2023
ea33419
Update index.html
arichiv Jun 6, 2023
076f9dc
Update index.html
arichiv Jun 6, 2023
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19 changes: 18 additions & 1 deletion index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -371,6 +371,7 @@ <h3>
readonly attribute DOMHighResTimeStamp loadEventEnd;
readonly attribute NavigationTimingType type;
readonly attribute unsigned short redirectCount;
readonly attribute DOMHighResTimeStamp criticalCHRestart;
[Default] object toJSON();
};
</pre>
Expand All @@ -389,6 +390,9 @@ <h3>
<p>A <a>PerformanceNavigationTiming</a> has an associated
{{NavigationTimingType}} <a data-dfn-for="PerformanceNavigationTiming"><dfn>navigation type</dfn></a>.

<p>A <a>PerformanceNavigationTiming</a> has an associated
{{DOMHighResTimeStamp}} <a data-dfn-for="PerformanceNavigationTiming"><dfn>`Critical-CH` restart time</dfn></a>.

<p>A {{PerformanceNavigationTiming}} has an associated null or [=service worker timing info=]
<dfn data-dfn-for="PerformanceNavigationTiming">service worker timing</dfn>.
</p>
Expand Down Expand Up @@ -487,6 +491,17 @@ <h3>
The <dfn>redirectCount</dfn> getter steps are to return |this|'s
<span>redirect count</span>.</p>
</p>
<p data-dfn-for='PerformanceNavigationTiming'>
The <dfn>criticalCHRestart</dfn> getter steps are to return |this|'s
<span>`Critical-CH` restart time</span>.</p>
</p>
<div class="note">
<p>
If |criticalCHRestart| is not 0 it will be before all other timestamps except for
|navigationStart|, |unloadEventStart|, and |unloadEventEnd|. This is because it marks
the moment the redirection part of the navigation was restarted.
</p>
</div>
<p>
The <dfn>toJSON()</dfn> method runs the [=default toJSON steps=] for [=this=].
</p>
Expand Down Expand Up @@ -579,7 +594,7 @@ <h2>Creating a navigation timing entry</h2>
<p>To <dfn data-export="">create the navigation timing entry</dfn> for {{Document}} |document|,
given a [=fetch timing info=] |fetchTiming|, a number |redirectCount|, a
{{NavigationTimingType}} |navigationType|, a null or [=service worker timing info=] |serviceWorkerTiming|,
a DOMString |cacheMode|, and a [=response body info=] |bodyInfo|, do the following:
a DOMString |cacheMode|, a {{DOMHighResTimeStamp}} |criticalCHRestart|, and a [=response body info=] |bodyInfo|, do the following:
<ol>
<li>Let |global| be |document|'s [=relevant global object=].</li>
<li>Let |navigationTimingEntry| be a new {{PerformanceNavigationTiming}} object in |global|'s
Expand All @@ -598,6 +613,8 @@ <h2>Creating a navigation timing entry</h2>
<li>Set |navigationTimingEntry|'s [=PerformanceNavigationTiming/service worker timing=]
to |serviceWorkerTiming|.
<li>Set |document|'s <span>navigation timing entry</span> to |navigationTimingEntry|.
<li>Set |navigationTimingEntry|'s <a data-for="PerformanceNavigationTiming">`Critical-CH` restart time</a>
to |criticalCHRestart|.
<li>add |navigationTimingEntry| to |global|'s
<a data-cite='performance-timeline-2#dfn-performance-entry-buffer'>performance entry buffer</a>.
</ol>
Expand Down