René's URL Explorer Experiment


Title: lib: avoid using __proto__: null in AbortController/AbortSignal by jasnell · Pull Request #66678 · nodejs/node · GitHub

Open Graph Title: lib: avoid using __proto__: null in AbortController/AbortSignal by jasnell · Pull Request #66678 · nodejs/node

X Title: lib: avoid using __proto__: null in AbortController/AbortSignal by jasnell · Pull Request #66678 · nodejs/node

Description: Node.js JavaScript runtime ✨🐢🚀✨. Contribute to nodejs/node development by creating an account on GitHub.

Open Graph Description: Using __proto__: null on objects will properties immediately puts them into the slower DictionaryProperties mode. Using a __proto__: { __proto: null }, ... pattern, however, keeps the objects in Fa...

X Description: Using __proto__: null on objects will properties immediately puts them into the slower DictionaryProperties mode. Using a __proto__: { __proto: null }, ... pattern, however, keeps the objects in Fa...

Opengraph URL: https://github.com/nodejs/node/pull/66678

X: @github

direct link

Domain: github.com

react-profiling0
react-import-mapreact,react-dom,react-dom/client,react-dom/profiling,react-is,react-reconciler,react/compiler-runtime,react/jsx-dev-runtime,react/jsx-runtime,scheduler@d5750093facf
route-pattern/_view_fragments/voltron/pull_requests/show/:user_id/:repository/:id/pull_request_layout(.:format)
route-controllervoltron_pull_requests_fragments
route-actionpull_request_layout
fetch-noncev2:d2f7ccd9-f43a-a0a7-47ad-62c5b8781139
current-catalog-service-hashae870bc5e265a340912cde392f23dad3671a0a881730ffdadd82f2f57d81641b
request-idAF88:22F6BB:6430CF:888270:6AED26EC
html-safe-nonce7d7e0c32da1db4ebd9b86b9da44cdba53f7e58c2f897a9a916fc38a412b06831
visitor-payloadeyJyZWZlcnJlciI6IiIsInJlcXVlc3RfaWQiOiJBRjg4OjIyRjZCQjo2NDMwQ0Y6ODg4MjcwOjZBRUQyNkVDIiwidmlzaXRvcl9pZCI6IjkxODI4MTQ5ODc4NTU1NjIwNCIsInJlZ2lvbl9lZGdlIjoiaWFkIiwicmVnaW9uX3JlbmRlciI6ImlhZCJ9
visitor-hmacc6db0820b12247ebeb53f898ea166ac822bb4e11104680351ec7931958fe5dca
hovercard-subject-tagpull_request:4828861337
github-keyboard-shortcutsrepository,pull-request-list,pull-request-conversation,pull-request-files-changed,copilot
google-site-verificationApib7-x98H0j5cPqHWwSMm6dNU4GmODRoqxLiDzdx9I
octolytics-urlhttps://collector.github.com/github/collect
analytics-location///voltron/pull_requests_fragments/pull_request_layout
fb:app_id1401488693436528
apple-itunes-appapp-id=1477376905, app-argument=https://github.com/_view_fragments/voltron/pull_requests/show/nodejs/node/66678/pull_request_layout
twitter:imagehttps://opengraph.githubassets.com/090919380ceb4f1b6018f403354327eb33e21e0bcbcabcb76d83b1f59f5aa3fe/nodejs/node/pull/66678
twitter:cardsummary_large_image
og:imagehttps://opengraph.githubassets.com/090919380ceb4f1b6018f403354327eb33e21e0bcbcabcb76d83b1f59f5aa3fe/nodejs/node/pull/66678
og:image:altUsing __proto__: null on objects will properties immediately puts them into the slower DictionaryProperties mode. Using a __proto__: { __proto: null }, ... pattern, however, keeps the objects in Fa...
og:image:width1200
og:image:height600
og:site_nameGitHub
og:typeobject
og:author:usernamejasnell
hostnamegithub.com
expected-hostnamegithub.com
None9d95365dda0576efe9b71f45807595e396bd0ca9286fba5367a05048e6ddf8f2
turbo-cache-controlno-cache
go-importgithub.com/nodejs/node git https://github.com/nodejs/node.git
octolytics-dimension-user_id9950313
octolytics-dimension-user_loginnodejs
octolytics-dimension-repository_id27193779
octolytics-dimension-repository_nwonodejs/node
octolytics-dimension-repository_publictrue
octolytics-dimension-repository_is_forkfalse
octolytics-dimension-repository_network_root_id27193779
octolytics-dimension-repository_network_root_nwonodejs/node
turbo-body-classeslogged-out env-production page-responsive
disable-turbofalse
browser-stats-urlhttps://api.github.com/_private/browser/stats
browser-errors-urlhttps://api.github.com/_private/browser/errors
release98b41fa4b5635ceb45a4c54320fced73817ff290
ui-targetcanary-1
theme-color#1e2327
color-schemelight dark
react-app-namepull-requests

Links:

Skip to contenthttps://github.com/nodejs/node/pull/66678#start-of-content
https://github.com/
Sign inhttps://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fnodejs%2Fnode%2Fpull%2F66678
GitHubRepository hosting, code review, and collaborationhttps://github.com/platform
CopilotAI coding agent for tasks, projects, and automated workhttps://github.com/features/copilot
ActionsCI/CD and automationhttps://github.com/features/actions
Code QualityQuality analysis, fixes, and enforcementhttps://github.com/features/code-quality
CodespacesCloud development environmentshttps://github.com/features/codespaces
Code SecurityVulnerability detection and remediationhttps://github.com/security/advanced-security/code-security
Secret ProtectionSecret scanning and leak preventionhttps://github.com/security/advanced-security/secret-protection
All Featureshttps://github.com/features
Documentationhttps://docs.github.com/en
Traininghttps://learn.github.com/skills
Certificationshttps://learn.github.com/credentials
Build with Copilothttps://github.com/features/ai
Customize Copilothttps://docs.github.com/en/copilot/how-tos/copilot-on-github/customize-copilot/customize-copilot-overview
Integrationshttps://github.com/marketplace
Trending reposhttps://github.com/trending
GitHub Sponsorshttps://github.com/open-source/sponsors
Developer articleshttps://github.com/resources/articles
ChangelogYour source for the latest features, improvements, and fixes across GitHub products, all in one place.https://github.blog/changelog/
Enterpriseshttps://github.com/enterprise
Teamhttps://github.com/team
Startupshttps://github.com/enterprise/startups
Nonprofitshttps://github.com/solutions/industry/nonprofits
Healthcarehttps://github.com/solutions/industry/healthcare
Financial serviceshttps://github.com/solutions/industry/financial-services
Manufacturinghttps://github.com/solutions/industry/manufacturing
Governmenthttps://github.com/solutions/industry/government
See all industrieshttps://github.com/solutions/industry
Why GitHubhttps://github.com/why-github
Customer Storieshttps://github.com/customer-stories
Business insightshttps://github.com/solutions/executive-insights
Trust Centerhttps://github.com/trust-center
GitHub Advanced SecurityEnterprise-grade code securityhttps://github.com/security/advanced-security
Copilot for businessEnterprise-grade AI featureshttps://github.com/features/copilot/copilot-business
Premium SupportEnterprise-grade 24/7 supporthttps://github.com/enterprise/premium-support
Documentationhttps://docs.github.com/en
Resource centerhttps://github.com/resources
Bloghttps://github.blog/
Events & webinarshttps://github.com/resources/events
Community Forumhttps://github.com/orgs/community/discussions
Customer Storieshttps://github.com/customer-stories
Integrationshttps://github.com/marketplace
Customer supporthttps://help.github.com/
Traininghttps://learn.github.com/skills
GitHub Statushttps://www.githubstatus.com/
Abouthttps://github.com/about
Partnershttps://github.com/partners
Changeloghttps://github.blog/changelog/
GitHub UniverseThe event for developers, by developers — talks, workshops, and what’s next for GitHub.https://githubuniverse.com/
Pricinghttps://github.com/pricing
Sign inhttps://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fnodejs%2Fnode%2Fpull%2F66678
Sign uphttps://github.com/signup?ref_cta=Sign+up&ref_loc=header+logged+out&ref_page=%2F%3Cuser-name%3E%2F%3Crepo-name%3E%2Fvoltron%2Fpull_requests_fragments%2Fpull_request_layout&source=header-repo&source_repo=nodejs%2Fnode
Reloadhttps://github.com/nodejs/node/pull/66678
Reloadhttps://github.com/nodejs/node/pull/66678
Reloadhttps://github.com/nodejs/node/pull/66678
nodejshttps://github.com/nodejs
nodehttps://github.com/nodejs/node
Codehttps://github.com/nodejs/node
Issues657 (657)https://github.com/nodejs/node/issues
Pull requests666 (666)https://github.com/nodejs/node/pulls
Actionshttps://github.com/nodejs/node/actions
Projectshttps://github.com/nodejs/node/projects
Security and qualityhttps://github.com/nodejs/node/security
Insightshttps://github.com/nodejs/node/pulse
https://github.com/nodejs/node
jasnellhttps://github.com/jasnell
nodejs:mainhttps://github.com/nodejs/node/tree/main
jasnell:jasnell/abort-controller-null-proto-objectshttps://github.com/jasnell/node/tree/jasnell/abort-controller-null-proto-objects
Conversationhttps://github.com/nodejs/node/pull/66678
Commits1 (1)https://github.com/nodejs/node/pull/66678/commits
Checkshttps://github.com/nodejs/node/pull/66678/checks
Files changedhttps://github.com/nodejs/node/pull/66678/files
lib: avoid using __proto__: null in AbortController/AbortSignalhttps://github.com/nodejs/node/pull/66678#top
jasnellhttps://github.com/jasnell
nodejs:mainhttps://github.com/nodejs/node/tree/main
jasnell:jasnell/abort-controller-null-proto-objectshttps://github.com/jasnell/node/tree/jasnell/abort-controller-null-proto-objects
https://github.com/jasnell
jasnellhttps://github.com/jasnell
Oct 12, 2026https://github.com/nodejs/node/pull/66678#issue-5813082566
Please reload this pagehttps://github.com/nodejs/node/pull/66678
Please reload this pagehttps://github.com/nodejs/node/pull/66678
https://github.com/jasnell
lib: avoid using __proto__: null in AbortController/AbortSignalhttps://github.com/nodejs/node/pull/66678/commits/3d05b97eeb58873633ec41e03bb17e886c35b3d4
3d05b97https://github.com/nodejs/node/pull/66678/commits/3d05b97eeb58873633ec41e03bb17e886c35b3d4
https://github.com/jasnell
jasnellhttps://github.com/jasnell
mcollinahttps://github.com/mcollina
ronaghttps://github.com/ronag
October 12, 2026 11:39https://github.com/nodejs/node/pull/66678#event-33043273904
https://github.com/nodejs-github-bot
nodejs-github-bothttps://github.com/nodejs-github-bot
needs-ci https://github.com/nodejs/node/issues?q=state%3Aopen%20label%3Aneeds-ci
Oct 12, 2026https://github.com/nodejs/node/pull/66678#event-33043287927
https://github.com/ronag
ronaghttps://github.com/ronag
Oct 12, 2026 https://github.com/nodejs/node/pull/66678#pullrequestreview-5490426250
View reviewed changes https://github.com/nodejs/node/pull/66678/files/3d05b97eeb58873633ec41e03bb17e886c35b3d4
https://github.com/gurgunday
gurgundayhttps://github.com/gurgunday
Oct 12, 2026 https://github.com/nodejs/node/pull/66678#pullrequestreview-5490505106
View reviewed changes https://github.com/nodejs/node/pull/66678/files/3d05b97eeb58873633ec41e03bb17e886c35b3d4
gurgundayhttps://github.com/gurgunday
https://github.com/nodejs/node/pull/66678#pullrequestreview-5490505106
Learn morehttps://docs.github.com/articles/managing-disruptive-comments/#hiding-a-comment
Please reload this pagehttps://github.com/nodejs/node/pull/66678
https://github.com/mcollina
mcollinahttps://github.com/mcollina
Oct 12, 2026 https://github.com/nodejs/node/pull/66678#pullrequestreview-5490813951
View reviewed changes https://github.com/nodejs/node/pull/66678/files/3d05b97eeb58873633ec41e03bb17e886c35b3d4
mcollinahttps://github.com/mcollina
https://github.com/nodejs/node/pull/66678#pullrequestreview-5490813951
Learn morehttps://docs.github.com/articles/managing-disruptive-comments/#hiding-a-comment
Please reload this pagehttps://github.com/nodejs/node/pull/66678
https://github.com/aduh95
aduh95https://github.com/aduh95
Oct 12, 2026 https://github.com/nodejs/node/pull/66678#pullrequestreview-5491047292
View reviewed changes https://github.com/nodejs/node/pull/66678/files/3d05b97eeb58873633ec41e03bb17e886c35b3d4
lib/internal/abort_controller.jshttps://github.com/nodejs/node/pull/66678/files/3d05b97eeb58873633ec41e03bb17e886c35b3d4#diff-03bd4f07a1006cb0daaddced702858751b20f5ab7681cb0719c1b1d80d6ca05c
aduh95https://github.com/aduh95
Oct 12, 2026https://github.com/nodejs/node/pull/66678#discussion_r4248217227
Learn morehttps://docs.github.com/articles/managing-disruptive-comments/#hiding-a-comment
Please reload this pagehttps://github.com/nodejs/node/pull/66678
jasnellhttps://github.com/jasnell
Oct 12, 2026https://github.com/nodejs/node/pull/66678#discussion_r4248287543
Learn morehttps://docs.github.com/articles/managing-disruptive-comments/#hiding-a-comment
Please reload this pagehttps://github.com/nodejs/node/pull/66678
jasnellhttps://github.com/jasnell
Oct 12, 2026https://github.com/nodejs/node/pull/66678#discussion_r4248394148
Learn morehttps://docs.github.com/articles/managing-disruptive-comments/#hiding-a-comment
#66680https://github.com/nodejs/node/pull/66680
Please reload this pagehttps://github.com/nodejs/node/pull/66678
aduh95https://github.com/aduh95
Oct 12, 2026https://github.com/nodejs/node/pull/66678#discussion_r4248710586
Learn morehttps://docs.github.com/articles/managing-disruptive-comments/#hiding-a-comment
Please reload this pagehttps://github.com/nodejs/node/pull/66678
https://github.com/anonrig
anonrighttps://github.com/anonrig
Oct 12, 2026 https://github.com/nodejs/node/pull/66678#pullrequestreview-5491051735
View reviewed changes https://github.com/nodejs/node/pull/66678/files/3d05b97eeb58873633ec41e03bb17e886c35b3d4
https://github.com/aduh95
aduh95https://github.com/aduh95
Oct 12, 2026 https://github.com/nodejs/node/pull/66678#pullrequestreview-5491054936
View reviewed changes https://github.com/nodejs/node/pull/66678/files/3d05b97eeb58873633ec41e03bb17e886c35b3d4
lib/internal/abort_controller.jshttps://github.com/nodejs/node/pull/66678/files/3d05b97eeb58873633ec41e03bb17e886c35b3d4#diff-03bd4f07a1006cb0daaddced702858751b20f5ab7681cb0719c1b1d80d6ca05c
Please reload this pagehttps://github.com/nodejs/node/pull/66678
https://github.com/jasnell
jasnellhttps://github.com/jasnell
Oct 12, 2026 https://github.com/nodejs/node/pull/66678#ref-pullrequest-5814319338
tools: update prototype-pollution rule to accept null proto obj #66680 https://github.com/nodejs/node/pull/66680
https://github.com/jasnell
jasnellhttps://github.com/jasnell
dont-land-on-v22.x https://github.com/nodejs/node/issues?q=state%3Aopen%20label%3Adont-land-on-v22.x
dont-land-on-v24.x https://github.com/nodejs/node/issues?q=state%3Aopen%20label%3Adont-land-on-v24.x
dont-land-on-v26.x https://github.com/nodejs/node/issues?q=state%3Aopen%20label%3Adont-land-on-v26.x
request-ci https://github.com/nodejs/node/issues?q=state%3Aopen%20label%3Arequest-ci
Oct 12, 2026https://github.com/nodejs/node/pull/66678#event-33049615330
https://github.com/apps/github-actions
github-actionshttps://github.com/apps/github-actions
request-ci https://github.com/nodejs/node/issues?q=state%3Aopen%20label%3Arequest-ci
Oct 12, 2026https://github.com/nodejs/node/pull/66678#event-33049900817
https://github.com/apps/codecov
codecovhttps://github.com/apps/codecov
Oct 12, 2026https://github.com/nodejs/node/pull/66678#issuecomment-6125104524
Please reload this pagehttps://github.com/nodejs/node/pull/66678
Codecovhttps://app.codecov.io/gh/nodejs/node/pull/66678?dropdown=coverage&src=pr&el=h1&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=nodejs
04bd737https://app.codecov.io/gh/nodejs/node/commit/04bd7378a2a07b996efc8c3c6ad0abb2e743c704?dropdown=coverage&el=desc&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=nodejs
3d05b97https://app.codecov.io/gh/nodejs/node/commit/3d05b97eeb58873633ec41e03bb17e886c35b3d4?dropdown=coverage&el=desc&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=nodejs
Files with missing lineshttps://app.codecov.io/gh/nodejs/node/pull/66678?dropdown=coverage&src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=nodejs
lib/internal/abort_controller.jshttps://app.codecov.io/gh/nodejs/node/pull/66678?src=pr&el=tree&filepath=lib%2Finternal%2Fabort_controller.js&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=nodejs#diff-bGliL2ludGVybmFsL2Fib3J0X2NvbnRyb2xsZXIuanM=
1 Missing ⚠️ https://app.codecov.io/gh/nodejs/node/pull/66678?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=nodejs
Files with missing lineshttps://app.codecov.io/gh/nodejs/node/pull/66678?dropdown=coverage&src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=nodejs
lib/internal/abort_controller.jshttps://app.codecov.io/gh/nodejs/node/pull/66678?src=pr&el=tree&filepath=lib%2Finternal%2Fabort_controller.js&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=nodejs#diff-bGliL2ludGVybmFsL2Fib3J0X2NvbnRyb2xsZXIuanM=
42 files with indirect coverage changeshttps://app.codecov.io/gh/nodejs/node/pull/66678/indirect-changes?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=nodejs
Test Analyticshttps://docs.codecov.com/docs/test-analytics
JS Bundle Analysishttps://docs.codecov.com/docs/javascript-bundle-analysis
Please reload this pagehttps://github.com/nodejs/node/pull/66678
https://github.com/aduh95
aduh95https://github.com/aduh95
Oct 12, 2026https://github.com/nodejs/node/pull/66678#issuecomment-6126075223
Please reload this pagehttps://github.com/nodejs/node/pull/66678
https://github.com/jasnell
jasnellhttps://github.com/jasnell
request-ci https://github.com/nodejs/node/issues?q=state%3Aopen%20label%3Arequest-ci
Oct 13, 2026https://github.com/nodejs/node/pull/66678#event-33158171455
https://github.com/apps/github-actions
github-actionshttps://github.com/apps/github-actions
request-ci https://github.com/nodejs/node/issues?q=state%3Aopen%20label%3Arequest-ci
Oct 13, 2026https://github.com/nodejs/node/pull/66678#event-33158753232
https://github.com/nodejs-github-bot
nodejs-github-bothttps://github.com/nodejs-github-bot
Oct 13, 2026https://github.com/nodejs/node/pull/66678#issuecomment-6151880269
https://ci.nodejs.org/job/node-test-pull-request/78380/https://ci.nodejs.org/job/node-test-pull-request/78380/
Please reload this pagehttps://github.com/nodejs/node/pull/66678
https://github.com/ronag
ronaghttps://github.com/ronag
Oct 16, 2026 https://github.com/nodejs/node/pull/66678#ref-pullrequest-5882835473
lib,events: speed up AbortSignal nxtedition/node#20 https://github.com/nxtedition/node/pull/20
https://github.com/ronag
ronaghttps://github.com/ronag
Oct 16, 2026 https://github.com/nodejs/node/pull/66678#pullrequestreview-5546861555
View reviewed changes https://github.com/nodejs/node/pull/66678/files/3d05b97eeb58873633ec41e03bb17e886c35b3d4
https://github.com/ronag
ronaghttps://github.com/ronag
Oct 16, 2026 https://github.com/nodejs/node/pull/66678#ref-pullrequest-5885089770
lib: speed up AbortSignal #66789 https://github.com/nodejs/node/pull/66789
https://github.com/UlisesGascon
UlisesGasconhttps://github.com/UlisesGascon
Oct 16, 2026 https://github.com/nodejs/node/pull/66678#pullrequestreview-5550292139
View reviewed changes https://github.com/nodejs/node/pull/66678/files/3d05b97eeb58873633ec41e03bb17e886c35b3d4
https://github.co/hiddenchars
https://github.com/nodejs/node/pull/{{ revealButtonHref }}
Sign up for freehttps://github.com/join?source=comment-repo
Sign in to commenthttps://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fnodejs%2Fnode%2Fpull%2F66678
https://github.com/aduh95
aduh95 https://github.com/aduh95
https://github.com/nodejs/node/pull/66678/files/3d05b97eeb58873633ec41e03bb17e886c35b3d4
https://github.com/mcollina
mcollina https://github.com/mcollina
https://github.com/nodejs/node/pull/66678/files/3d05b97eeb58873633ec41e03bb17e886c35b3d4
https://github.com/anonrig
anonrig https://github.com/anonrig
https://github.com/nodejs/node/pull/66678/files/3d05b97eeb58873633ec41e03bb17e886c35b3d4
https://github.com/ronag
ronag https://github.com/ronag
https://github.com/nodejs/node/pull/66678/files/3d05b97eeb58873633ec41e03bb17e886c35b3d4
https://github.com/UlisesGascon
UlisesGascon https://github.com/UlisesGascon
https://github.com/nodejs/node/pull/66678/files/3d05b97eeb58873633ec41e03bb17e886c35b3d4
https://github.com/gurgunday
gurgunday https://github.com/gurgunday
https://github.com/nodejs/node/pull/66678/files/3d05b97eeb58873633ec41e03bb17e886c35b3d4
Please reload this pagehttps://github.com/nodejs/node/pull/66678
dont-land-on-v22.x https://github.com/nodejs/node/issues?q=state%3Aopen%20label%3Adont-land-on-v22.x
dont-land-on-v24.x https://github.com/nodejs/node/issues?q=state%3Aopen%20label%3Adont-land-on-v24.x
dont-land-on-v26.x https://github.com/nodejs/node/issues?q=state%3Aopen%20label%3Adont-land-on-v26.x
needs-ci https://github.com/nodejs/node/issues?q=state%3Aopen%20label%3Aneeds-ci
Please reload this pagehttps://github.com/nodejs/node/pull/66678
https://github.com/jasnell
https://github.com/aduh95
https://github.com/nodejs-github-bot
https://github.com/mcollina
https://github.com/anonrig
https://github.com/ronag
https://github.com/UlisesGascon
https://github.com/gurgunday
https://github.com
Termshttps://docs.github.com/site-policy/github-terms/github-terms-of-service
Privacyhttps://docs.github.com/site-policy/privacy-policies/github-privacy-statement
Securityhttps://github.com/security
Statushttps://www.githubstatus.com/
Communityhttps://github.community/
Docshttps://docs.github.com/
Contacthttps://support.github.com?tags=dotcom-footer

Viewport: width=device-width

URLs of crawlers that visited me.