From 26f431fd14e96cb631042aa3feaf4267cb235f38 Mon Sep 17 00:00:00 2001
From: Luca Casonato <hello@lcas.dev>
Date: Tue, 26 Sep 2023 10:01:56 +0900
Subject: perf(test): use core.currentUserCallSite (#20669)

Speeds up `Deno.test` calls by a bit.
---
 cli/js/40_testing.js | 23 ++---------------------
 1 file changed, 2 insertions(+), 21 deletions(-)

(limited to 'cli/js')

diff --git a/cli/js/40_testing.js b/cli/js/40_testing.js
index 2702dccf1..cf779ee07 100644
--- a/cli/js/40_testing.js
+++ b/cli/js/40_testing.js
@@ -769,22 +769,8 @@ function testInner(
 
   // Delete this prop in case the user passed it. It's used to detect steps.
   delete testDesc.parent;
-  const jsError = core.destructureError(new Error());
-  let location;
 
-  for (let i = 0; i < jsError.frames.length; i++) {
-    const filename = jsError.frames[i].fileName;
-    if (filename.startsWith("ext:") || filename.startsWith("node:")) {
-      continue;
-    }
-    location = {
-      fileName: jsError.frames[i].fileName,
-      lineNumber: jsError.frames[i].lineNumber,
-      columnNumber: jsError.frames[i].columnNumber,
-    };
-    break;
-  }
-  testDesc.location = location;
+  testDesc.location = core.currentUserCallSite();
   testDesc.fn = wrapTest(testDesc);
   testDesc.name = escapeName(testDesc.name);
 
@@ -1307,12 +1293,7 @@ function createTestContext(desc) {
       stepDesc.sanitizeOps ??= desc.sanitizeOps;
       stepDesc.sanitizeResources ??= desc.sanitizeResources;
       stepDesc.sanitizeExit ??= desc.sanitizeExit;
-      const jsError = core.destructureError(new Error());
-      stepDesc.location = {
-        fileName: jsError.frames[1].fileName,
-        lineNumber: jsError.frames[1].lineNumber,
-        columnNumber: jsError.frames[1].columnNumber,
-      };
+      stepDesc.location = core.currentUserCallSite();
       stepDesc.level = level + 1;
       stepDesc.parent = desc;
       stepDesc.rootId = rootId;
-- 
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