From 1cbdc984fb14deb8ee65310fbca28ca9fe41dc7b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tobias=20Nie=C3=9Fen?= <tniessen@tnie.de>
Date: Mon, 24 Jan 2022 12:46:47 +0100
Subject: [PATCH] tools: use Set instead of { [key]: true } object
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PR-URL: https://github.com/nodejs/node/pull/41675
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
---
 tools/doc/allhtml.mjs | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/tools/doc/allhtml.mjs b/tools/doc/allhtml.mjs
index 3c45b149861a5c..50f145034ccb7a 100644
--- a/tools/doc/allhtml.mjs
+++ b/tools/doc/allhtml.mjs
@@ -18,14 +18,11 @@ let apicontent = '';
 
 // Identify files that should be skipped. As files are processed, they
 // are added to this list to prevent dupes.
-const seen = {
-  'all.html': true,
-  'index.html': true
-};
+const seen = new Set(['all.html', 'index.html']);
 
 for (const link of toc.match(/<a.*?>/g)) {
   const href = /href="(.*?)"/.exec(link)[1];
-  if (!htmlFiles.includes(href) || seen[href]) continue;
+  if (!htmlFiles.includes(href) || seen.has(href)) continue;
   const data = fs.readFileSync(new URL(`./${href}`, source), 'utf8');
 
   // Split the doc.
@@ -68,7 +65,7 @@ for (const link of toc.match(/<a.*?>/g)) {
     .trim() + '\n';
 
   // Mark source as seen.
-  seen[href] = true;
+  seen.add(href);
 }
 
 // Replace various mentions of index with all.