René's URL Explorer Experiment


Title: Handle promise rejection in demoGithubUser call by AlexNT-maker · Pull Request #3965 · javascript-tutorial/en.javascript.info · GitHub

Open Graph Title: Handle promise rejection in demoGithubUser call by AlexNT-maker · Pull Request #3965 · javascript-tutorial/en.javascript.info

X Title: Handle promise rejection in demoGithubUser call by AlexNT-maker · Pull Request #3965 · javascript-tutorial/en.javascript.info

Description: Modern JavaScript Tutorial . Contribute to javascript-tutorial/en.javascript.info development by creating an account on GitHub.

Open Graph Description: Added a .catch(alert) safety net to the demoGithubUser() call to prevent an unhandled promise rejection in case the thrown error is not an HttpError.

X Description: Added a .catch(alert) safety net to the demoGithubUser() call to prevent an unhandled promise rejection in case the thrown error is not an HttpError.

Opengraph URL: https://github.com/javascript-tutorial/en.javascript.info/pull/3965

X: @github

direct link

Domain: Github.com

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-noncev2:6501d1db-c68c-e2d9-c642-62c5578431ec
current-catalog-service-hashae870bc5e265a340912cde392f23dad3671a0a881730ffdadd82f2f57d81641b
request-id8C76:398343:F3778:153762:6A638E80
html-safe-noncee2c0efb71d83d63e97f3595da6cd399d421e7d31a5b70e1524e6e18400cf9b8a
visitor-payloadeyJyZWZlcnJlciI6IiIsInJlcXVlc3RfaWQiOiI4Qzc2OjM5ODM0MzpGMzc3ODoxNTM3NjI6NkE2MzhFODAiLCJ2aXNpdG9yX2lkIjoiMjUyMTc4MTI4Nzg5ODAyNTYwMCIsInJlZ2lvbl9lZGdlIjoiaWFkIiwicmVnaW9uX3JlbmRlciI6ImlhZCJ9
visitor-hmacc343e5f01c3398de33f2d387b598f7edd4f9dfba4a8d49100732920b894b6fc3
hovercard-subject-tagpull_request:3731265487
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/javascript-tutorial/en.javascript.info/3965/pull_request_layout
twitter:imagehttps://opengraph.githubassets.com/fe9f179d75ed8ff0a1ee0bd11acb509c2c37c1c2457486f1a000a23c78478b06/javascript-tutorial/en.javascript.info/pull/3965
twitter:cardsummary_large_image
og:imagehttps://opengraph.githubassets.com/fe9f179d75ed8ff0a1ee0bd11acb509c2c37c1c2457486f1a000a23c78478b06/javascript-tutorial/en.javascript.info/pull/3965
og:image:altAdded a .catch(alert) safety net to the demoGithubUser() call to prevent an unhandled promise rejection in case the thrown error is not an HttpError.
og:image:width1200
og:image:height600
og:site_nameGitHub
og:typeobject
og:author:usernameAlexNT-maker
hostnamegithub.com
expected-hostnamegithub.com
None4ca676e17c4da4532dc68541e9fc874034ae840c26b5f34da7f1c42d9a600659
turbo-cache-controlno-cache
go-importgithub.com/javascript-tutorial/en.javascript.info git https://github.com/javascript-tutorial/en.javascript.info.git
octolytics-dimension-user_id49552305
octolytics-dimension-user_loginjavascript-tutorial
octolytics-dimension-repository_id93253246
octolytics-dimension-repository_nwojavascript-tutorial/en.javascript.info
octolytics-dimension-repository_publictrue
octolytics-dimension-repository_is_forkfalse
octolytics-dimension-repository_network_root_id93253246
octolytics-dimension-repository_network_root_nwojavascript-tutorial/en.javascript.info
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
release3a0a9f049e072eb8e5795dfddcefdba9e277501d
ui-targetfull
theme-color#1e2327
color-schemelight dark

Links:

Skip to contenthttps://Github.com/javascript-tutorial/en.javascript.info/pull/3965#start-of-content
https://Github.com/
Sign in https://Github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fjavascript-tutorial%2Fen.javascript.info%2Fpull%2F3965
GitHub CopilotWrite better code with AIhttps://github.com/features/copilot
GitHub Copilot appDirect agents from issue to mergehttps://github.com/features/ai/github-app
MCP RegistryNewIntegrate external toolshttps://github.com/mcp
ActionsAutomate any workflowhttps://github.com/features/actions
CodespacesInstant dev environmentshttps://github.com/features/codespaces
IssuesPlan and track workhttps://github.com/features/issues
Code ReviewManage code changeshttps://github.com/features/code-review
Code QualityEnforce quality at mergehttps://github.com/features/code-quality
GitHub Advanced SecurityFind and fix vulnerabilitieshttps://github.com/security/advanced-security
Code securitySecure your code as you buildhttps://github.com/security/advanced-security/code-security
Secret protectionStop leaks before they starthttps://github.com/security/advanced-security/secret-protection
Why GitHubhttps://github.com/why-github
Documentationhttps://docs.github.com
Bloghttps://github.blog
Changeloghttps://github.blog/changelog
Marketplacehttps://github.com/marketplace
View all featureshttps://github.com/features
Enterpriseshttps://github.com/enterprise
Small and medium teamshttps://github.com/team
Startupshttps://github.com/enterprise/startups
Nonprofitshttps://github.com/solutions/industry/nonprofits
App Modernizationhttps://github.com/solutions/use-case/app-modernization
DevSecOpshttps://github.com/solutions/use-case/devsecops
DevOpshttps://github.com/solutions/use-case/devops
CI/CDhttps://github.com/solutions/use-case/ci-cd
View all use caseshttps://github.com/solutions/use-case
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
View all industrieshttps://github.com/solutions/industry
View all solutionshttps://github.com/solutions
AIhttps://github.com/resources/articles?topic=ai
Software Developmenthttps://github.com/resources/articles?topic=software-development
DevOpshttps://github.com/resources/articles?topic=devops
Securityhttps://github.com/resources/articles?topic=security
View all topicshttps://github.com/resources/articles
Customer storieshttps://github.com/customer-stories
Events & webinarshttps://github.com/resources/events
Ebooks & reportshttps://github.com/resources/whitepapers
Business insightshttps://github.com/solutions/executive-insights
GitHub Skillshttps://skills.github.com
Documentationhttps://docs.github.com
Customer supporthttps://support.github.com
Community forumhttps://github.com/orgs/community/discussions
Trust centerhttps://github.com/trust-center
Partnershttps://github.com/partners
View all resourceshttps://github.com/resources
GitHub SponsorsFund open source developershttps://github.com/open-source/sponsors
Security Labhttps://securitylab.github.com
Maintainer Communityhttps://maintainers.github.com
Acceleratorhttps://github.com/open-source/accelerator
GitHub Starshttps://stars.github.com
Archive Programhttps://archiveprogram.github.com
Topicshttps://github.com/topics
Trendinghttps://github.com/trending
Collectionshttps://github.com/collections
Enterprise platformAI-powered developer platformhttps://github.com/enterprise
GitHub Advanced SecurityEnterprise-grade security featureshttps://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
Pricinghttps://github.com/pricing
Search syntax tipshttps://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
documentationhttps://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
Sign in https://Github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fjavascript-tutorial%2Fen.javascript.info%2Fpull%2F3965
Sign up https://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=javascript-tutorial%2Fen.javascript.info
Reloadhttps://Github.com/javascript-tutorial/en.javascript.info/pull/3965
Reloadhttps://Github.com/javascript-tutorial/en.javascript.info/pull/3965
Reloadhttps://Github.com/javascript-tutorial/en.javascript.info/pull/3965
Please reload this pagehttps://Github.com/javascript-tutorial/en.javascript.info/pull/3965
javascript-tutorial https://Github.com/javascript-tutorial
en.javascript.infohttps://Github.com/javascript-tutorial/en.javascript.info
Notifications https://Github.com/login?return_to=%2Fjavascript-tutorial%2Fen.javascript.info
Fork 4k https://Github.com/login?return_to=%2Fjavascript-tutorial%2Fen.javascript.info
Star 25.4k https://Github.com/login?return_to=%2Fjavascript-tutorial%2Fen.javascript.info
Code https://Github.com/javascript-tutorial/en.javascript.info
Issues 249 https://Github.com/javascript-tutorial/en.javascript.info/issues
Pull requests 288 https://Github.com/javascript-tutorial/en.javascript.info/pulls
Discussions https://Github.com/javascript-tutorial/en.javascript.info/discussions
Actions https://Github.com/javascript-tutorial/en.javascript.info/actions
Security and quality 0 https://Github.com/javascript-tutorial/en.javascript.info/security
Insights https://Github.com/javascript-tutorial/en.javascript.info/pulse
Code https://Github.com/javascript-tutorial/en.javascript.info
Issues https://Github.com/javascript-tutorial/en.javascript.info/issues
Pull requests https://Github.com/javascript-tutorial/en.javascript.info/pulls
Discussions https://Github.com/javascript-tutorial/en.javascript.info/discussions
Actions https://Github.com/javascript-tutorial/en.javascript.info/actions
Security and quality https://Github.com/javascript-tutorial/en.javascript.info/security
Insights https://Github.com/javascript-tutorial/en.javascript.info/pulse
AlexNT-makerhttps://Github.com/AlexNT-maker
javascript-tutorial:masterhttps://Github.com/javascript-tutorial/en.javascript.info/tree/master
AlexNT-maker:masterhttps://Github.com/AlexNT-maker/en.javascript.info/tree/master
Conversationhttps://Github.com/javascript-tutorial/en.javascript.info/pull/3965
Commits1 (1)https://Github.com/javascript-tutorial/en.javascript.info/pull/3965/commits
Checkshttps://Github.com/javascript-tutorial/en.javascript.info/pull/3965/checks
Files changedhttps://Github.com/javascript-tutorial/en.javascript.info/pull/3965/files
Handle promise rejection in demoGithubUser callhttps://Github.com/javascript-tutorial/en.javascript.info/pull/3965#top
AlexNT-makerhttps://Github.com/AlexNT-maker
javascript-tutorial:masterhttps://Github.com/javascript-tutorial/en.javascript.info/tree/master
AlexNT-maker:masterhttps://Github.com/AlexNT-maker/en.javascript.info/tree/master
https://Github.com/AlexNT-maker
AlexNT-makerhttps://Github.com/AlexNT-maker
May 22, 2026https://Github.com/javascript-tutorial/en.javascript.info/pull/3965#issue-4503742646
Please reload this pagehttps://Github.com/javascript-tutorial/en.javascript.info/pull/3965
https://Github.com/AlexNT-maker
Handle promise rejection in demoGithubUser callhttps://Github.com/javascript-tutorial/en.javascript.info/pull/3965/commits/aa9246a9822ee4d1acf0b8910f283fa1b39d87e7
aa9246ahttps://Github.com/javascript-tutorial/en.javascript.info/pull/3965/commits/aa9246a9822ee4d1acf0b8910f283fa1b39d87e7
https://Github.com/javascript-translate-bot
javascript-translate-bothttps://Github.com/javascript-translate-bot
review needed https://Github.com/javascript-tutorial/en.javascript.info/issues?q=state%3Aopen%20label%3A%22review%20needed%22
May 22, 2026https://Github.com/javascript-tutorial/en.javascript.info/pull/3965#event-25857739698
https://Github.com/javascript-translate-bot
javascript-translate-bothttps://Github.com/javascript-translate-bot
May 22, 2026 15:23https://Github.com/javascript-tutorial/en.javascript.info/pull/3965#event-25857740250
https://github.co/hiddenchars
https://Github.com/javascript-tutorial/en.javascript.info/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%2Fjavascript-tutorial%2Fen.javascript.info%2Fpull%2F3965
review needed https://Github.com/javascript-tutorial/en.javascript.info/issues?q=state%3Aopen%20label%3A%22review%20needed%22
Please reload this pagehttps://Github.com/javascript-tutorial/en.javascript.info/pull/3965
https://Github.com/AlexNT-maker
https://Github.com/javascript-translate-bot
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.