From dd1d6a0f67cb386941ddc08aa453612f8398144f Mon Sep 17 00:00:00 2001
From: Geert-Jan Zwiers <geertjanzwiers@protonmail.com>
Date: Fri, 6 May 2022 19:37:18 +0200
Subject: feat(web): add `performance.timeOrigin` (#14489)

Add support for the `performance.timeOrigin` web API.

Co-authored-by: Jovi De Croock <decroockjovi@gmail.com>
---
 ext/web/15_performance.js | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'ext')

diff --git a/ext/web/15_performance.js b/ext/web/15_performance.js
index 41b40159e..07fa2a01d 100644
--- a/ext/web/15_performance.js
+++ b/ext/web/15_performance.js
@@ -24,6 +24,7 @@
   const illegalConstructorKey = Symbol("illegalConstructorKey");
   const customInspect = SymbolFor("Deno.customInspect");
   let performanceEntries = [];
+  let timeOrigin;
 
   webidl.converters["PerformanceMarkOptions"] = webidl
     .createDictionaryConverter(
@@ -77,6 +78,10 @@
     return webidl.converters.DOMString(V, opts);
   };
 
+  function setTimeOrigin(origin) {
+    timeOrigin = origin;
+  }
+
   function findMostRecent(
     name,
     type,
@@ -327,6 +332,10 @@
       webidl.illegalConstructor();
     }
 
+    get timeOrigin() {
+      return timeOrigin;
+    }
+
     clearMarks(markName = undefined) {
       webidl.assertBranded(this, PerformancePrototype);
       if (markName !== undefined) {
@@ -566,5 +575,6 @@
     PerformanceMeasure,
     Performance,
     performance: webidl.createBranded(Performance),
+    setTimeOrigin,
   };
 })(this);
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