test(type-utils): add tests for functions in typeFlagUtils

[y-hsgw]

PR Checklist

• [x] Addresses an existing open issue: fixes (partially) #8358
• [x] That issue was marked as accepting prs
• [x] Steps in Contributing were taken

Overview

add Testcase in typeFlagUtils Functions.

[typescript-eslint[bot]]

Thanks for the PR, @y-hsgw!

typescript-eslint is a 100% community driven project, and we are incredibly grateful that you are contributing to that community.

The core maintainers work on this in their personal time, so please understand that it may not be possible for them to review your work immediately.

Thanks again!

---

🙏 Please, if you or your company is finding typescript-eslint valuable, help us sustain the project by sponsoring it transparently on https://opencollective.com/typescript-eslint.

[netlify[bot]]

✅ Deploy Preview for typescript-eslint ready!

Name	Link
🔨 Latest commit	4d6d8ceb46fd77361dd834d28d650dd38c6b6539
🔍 Latest deploy log	https://app.netlify.com/sites/typescript-eslint/deploys/665c0bd3e3576500087f7c9e
😎 Deploy Preview	https://deploy-preview-8956--typescript-eslint.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.
Lighthouse	1 paths audited Performance: 99 (🟢 up 1 from production) Accessibility: 100 (no change from production) Best Practices: 92 (no change from production) SEO: 98 (no change from production) PWA: 80 (no change from production) View the detailed breakdown and full score reports

---

To edit notification comments on pull requests, go to your Netlify site configuration.

[nx-cloud[bot]]

☁️ Nx Cloud Report

CI is running/has finished running commands for commit 4d6d8ceb46fd77361dd834d28d650dd38c6b6539. As they complete they will appear below. Click to see the status, the terminal output, and the build insights.

📂 See all runs for this CI Pipeline Execution

---

✅ Successfully ran 31 targets

• nx test eslint-plugin --coverage=false
• nx test eslint-plugin
• nx test type-utils --coverage=false
• nx test utils --coverage=false
• nx test visitor-keys --coverage=false
• nx run types:build
• nx test typescript-estree --coverage=false
• nx run repo-tools:postinstall-script
• nx test scope-manager --coverage=false
• nx test typescript-eslint --coverage=false
• nx test rule-schema-to-typescript-types --coverage=false
• nx test repo-tools --coverage=false
• nx test parser --coverage=false
• nx run-many --target=build --parallel --exclude=website --exclude=website-eslint
• nx test eslint-plugin-internal --coverage=false
• nx test ast-spec --coverage=false
• nx run-many --target=lint --parallel --exclude eslint-plugin
• nx test typescript-eslint
• nx test visitor-keys
• nx test utils
• nx test type-utils
• nx test repo-tools
• nx test parser
• nx test typescript-estree
• nx test eslint-plugin-internal
• nx test scope-manager
• nx test ast-spec
• nx test rule-schema-to-typescript-types
• nx run-many --target=typecheck --parallel
• nx run integration-tests:test
• nx run repo-tools:generate-configs

---

Sent with 💌 from NxCloud.