feat: add trace event utils by BioPhoton · Pull Request #1215 · code-pushup/cli

BioPhoton · 2026-01-13T17:20:24Z

Related: #1197

This PR includes:

bump node version of utils to 18.2.0 as of a lint error The 'perf_hooks.PerformanceMark' is still an experimental feature and is not supported until Node.js 18.2.0 (backported: ^16.17.0). The configured version range is '>=17.0.0'
types for trace events and file
utils for trace events and trace file generation
epoch clock API extension

nx-cloud · 2026-01-13T17:21:48Z

View your CI Pipeline Execution ↗ for commit cd33b5c

Command	Status	Duration	Result
`nx affected -t int-test --parallel=3`	✅ Succeeded	1m 34s	View ↗

☁️ Nx Cloud last updated this comment at 2026-01-14 18:25:20 UTC

pkg-pr-new · 2026-01-13T17:22:02Z

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commit: cd33b5c

github-actions · 2026-01-13T17:28:12Z

Code PushUp

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🏷️ Categories

🏷️ Category	⭐ Previous score	⭐ Current score	🔄 Score change
Code coverage	🟢 91	🟢 93
Documentation	🔴 34	🔴 35
Performance	🔴 37	🔴 37
Bug prevention	🟡 75	🟡 75
Axe Accessibility	🟡 88	🟡 88
Code style	🟢 99	🟢 99	–
Security	🟡 51	🟡 51	–
Updates	🟡 78	🟡 78	–
Type Safety	🟡 67	🟡 67	–
Miscellaneous	🟡 67	🟡 67	–
Accessibility	🟢 92	🟢 92	–
Best Practices	🟢 100	🟢 100	–
SEO	🟢 92	🟢 92	–

👍 2 groups improved, 👎 1 group regressed, 👍 7 audits improved, 👎 2 audits regressed, 15 audits changed without impacting score

🗃️ Groups

🔌 Plugin	🗃️ Group	⭐ Previous score	⭐ Current score
Code coverage	Code coverage metrics	🟢 91	🟢 93
JSDocs coverage	Documentation coverage	🔴 34	🔴 35
Lighthouse	Performance	🔴 37	🔴 37

31 other groups are unchanged.

🛡️ Audits

🔌 Plugin	🛡️ Audit	📏 Previous value	📏 Current value
JSDocs coverage	Types coverage	🟥 260 undocumented types	🟥 265 undocumented types
Code coverage	Line coverage	🟨 86.2 %	🟩 92.8 %
JSDocs coverage	Variables coverage	🟥 271 undocumented variables	🟥 275 undocumented variables
Lighthouse	First Contentful Paint	🟥 3.0 s	🟥 3.1 s
JSDocs coverage	Functions coverage	🟥 597 undocumented functions	🟥 591 undocumented functions
Code coverage	Branch coverage	🟨 87.3 %	🟨 89.1 %
Lighthouse	Time to Interactive	🟥 13.0 s	🟥 12.9 s
Lighthouse	Speed Index	🟥 5.9 s	🟥 5.9 s
Code coverage	Function coverage	🟩 93.4 %	🟩 94.3 %
Lighthouse	Avoids enormous network payloads	🟩 Total size was 2,113 KiB	🟩 Total size was 2,111 KiB
Lighthouse	Uses efficient cache policy on static assets	🟨 31 resources found	🟨 31 resources found
Lighthouse	JavaScript execution time	🟥 4.4 s	🟥 4.1 s
Lighthouse	Reduce unused CSS	🟥 Potential savings of 95 KiB	🟥 Potential savings of 95 KiB
Lighthouse	Metrics	🟩 100%	🟩 100%
Lighthouse	Initial server response time was short	🟩 Root document took 400 ms	🟩 Root document took 510 ms
Lighthouse	Minimizes main-thread work	🟥 8.9 s	🟥 8.8 s
Lighthouse	Largest Contentful Paint	🟥 11.4 s	🟥 11.4 s
Lighthouse	Max Potential First Input Delay	🟥 1,040 ms	🟥 1,080 ms
Lighthouse	Total Blocking Time	🟥 1,990 ms	🟥 1,970 ms
Lighthouse	Server Backend Latencies	🟩 1,050 ms	🟩 1,070 ms
Lighthouse	Network Round Trip Times	🟩 0 ms	🟩 20 ms
JS packages	Outdated npm dev dependencies.	🟨 55 outdated package versions (29 major, 19 minor, 7 patch)	🟨 56 outdated package versions (29 major, 19 minor, 8 patch)
JSDocs coverage	Properties coverage	🟥 24 undocumented properties	🟥 23 undocumented properties
Lighthouse	User Timing marks and measures	🟩 15 user timings	🟩 0

655 other audits are unchanged.

github-actions · 2026-01-13T20:24:50Z

Code PushUp

🤨 Code PushUp report has both improvements and regressions – compared current commit 0f26bb6 with previous commit 7d3681c.

💼 Project `create-cli`

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Code coverage	🟢 90	🟢 96

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👍 1 group improved, 👍 2 audits improved

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Code coverage	Code coverage metrics	🟢 90	🟢 96

14 other groups are unchanged.

🛡️ Audits

🔌 Plugin	🛡️ Audit	📏 Previous value	📏 Current value	🔄 Value change
Code coverage	Line coverage	🟨 82.5 %	🟩 97 %
Code coverage	Branch coverage	🟨 73.7 %	🟨 87.5 %

442 other audits are unchanged.

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Documentation	🔴 36	🔴 40
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4 other categories are unchanged.

👍 2 groups improved, 👍 6 audits improved, 1 audit changed without impacting score

🗃️ Groups

🔌 Plugin	🗃️ Group	⭐ Previous score	⭐ Current score	🔄 Score change
JSDocs coverage	Documentation coverage	🔴 36	🔴 40
Code coverage	Code coverage metrics	🟢 94	🟢 95

13 other groups are unchanged.

🛡️ Audits

🔌 Plugin	🛡️ Audit	📏 Previous value	📏 Current value
JSDocs coverage	Types coverage	🟥 59 undocumented types	🟥 64 undocumented types
JSDocs coverage	Variables coverage	🟥 43 undocumented variables	🟥 47 undocumented variables
JSDocs coverage	Functions coverage	🟥 246 undocumented functions	🟥 240 undocumented functions
Code coverage	Line coverage	🟩 93.8 %	🟩 97.7 %
Code coverage	Function coverage	🟩 95.8 %	🟩 96.1 %
Code coverage	Branch coverage	🟩 91.8 %	🟩 92.1 %
JSDocs coverage	Properties coverage	🟥 24 undocumented properties	🟥 23 undocumented properties

437 other audits are unchanged.

💼 Project `nx-plugin`

🥳 Code PushUp report has improved.

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🏷️ Category	⭐ Previous score	⭐ Current score	🔄 Score change
Code coverage	🟡 89	🟢 91

5 other categories are unchanged.

👍 1 group improved, 👍 2 audits improved

🗃️ Groups

🔌 Plugin	🗃️ Group	⭐ Previous score	⭐ Current score	🔄 Score change
Code coverage	Code coverage metrics	🟡 89	🟢 91

14 other groups are unchanged.

🛡️ Audits

🔌 Plugin	🛡️ Audit	📏 Previous value	📏 Current value	🔄 Value change
Code coverage	Line coverage	🟨 84.8 %	🟩 93.2 %
Code coverage	Branch coverage	🟨 76.3 %	🟨 80.8 %

446 other audits are unchanged.

💼 Project `plugin-jsdocs`

🥳 Code PushUp report has improved.

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🏷️ Category	⭐ Previous score	⭐ Current score	🔄 Score change
Code coverage	🟢 95	🟢 97

5 other categories are unchanged.

👍 1 group improved, 👍 2 audits improved

🗃️ Groups

🔌 Plugin	🗃️ Group	⭐ Previous score	⭐ Current score	🔄 Score change
Code coverage	Code coverage metrics	🟢 95	🟢 97

14 other groups are unchanged.

🛡️ Audits

🔌 Plugin	🛡️ Audit	📏 Previous value	📏 Current value	🔄 Value change
Code coverage	Line coverage	🟩 90.5 %	🟩 96 %
Code coverage	Branch coverage	🟨 87.9 %	🟩 92.5 %

442 other audits are unchanged.

💼 Project `cli`

🥳 Code PushUp report has improved.

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🏷️ Category	⭐ Previous score	⭐ Current score	🔄 Score change
Code coverage	🟢 92	🟢 94

5 other categories are unchanged.

👍 1 group improved, 👍 2 audits improved

🗃️ Groups

🔌 Plugin	🗃️ Group	⭐ Previous score	⭐ Current score	🔄 Score change
Code coverage	Code coverage metrics	🟢 92	🟢 94

14 other groups are unchanged.

🛡️ Audits

🔌 Plugin	🛡️ Audit	📏 Previous value	📏 Current value	🔄 Value change
Code coverage	Line coverage	🟨 88.5 %	🟩 94.5 %
Code coverage	Branch coverage	🟨 84.2 %	🟨 86.9 %

442 other audits are unchanged.

💼 Project `plugin-axe`

🥳 Code PushUp report has improved.

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🏷️ Category	⭐ Previous score	⭐ Current score	🔄 Score change
Code coverage	🟢 93	🟢 94

5 other categories are unchanged.

👍 1 group improved, 👍 2 audits improved

🗃️ Groups

🔌 Plugin	🗃️ Group	⭐ Previous score	⭐ Current score	🔄 Score change
Code coverage	Code coverage metrics	🟢 93	🟢 94

14 other groups are unchanged.

🛡️ Audits

🔌 Plugin	🛡️ Audit	📏 Previous value	📏 Current value	🔄 Value change
Code coverage	Branch coverage	🟨 86.3 %	🟩 90.1 %
Code coverage	Line coverage	🟨 69.7 %	🟨 72.2 %

441 other audits are unchanged.

💼 Project `plugin-typescript`

🥳 Code PushUp report has improved.

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🏷️ Category	⭐ Previous score	⭐ Current score	🔄 Score change
Code coverage	🟡 86	🟡 87

5 other categories are unchanged.

👍 1 group improved, 👍 2 audits improved

🗃️ Groups

🔌 Plugin	🗃️ Group	⭐ Previous score	⭐ Current score	🔄 Score change
Code coverage	Code coverage metrics	🟡 86	🟡 87

14 other groups are unchanged.

🛡️ Audits

🔌 Plugin	🛡️ Audit	📏 Previous value	📏 Current value	🔄 Value change
Code coverage	Line coverage	🟩 90.7 %	🟩 95.5 %
Code coverage	Branch coverage	🟨 77.7 %	🟨 80.2 %

442 other audits are unchanged.

💼 Project `plugin-lighthouse`

🥳 Code PushUp report has improved.

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Code coverage	🟢 99	🟢 99

5 other categories are unchanged.

👍 1 group improved, 👍 2 audits improved

🗃️ Groups

🔌 Plugin	🗃️ Group	⭐ Previous score	⭐ Current score	🔄 Score change
Code coverage	Code coverage metrics	🟢 99	🟢 99

14 other groups are unchanged.

🛡️ Audits

🔌 Plugin	🛡️ Audit	📏 Previous value	📏 Current value	🔄 Value change
Code coverage	Line coverage	🟩 97.2 %	🟩 99.8 %
Code coverage	Branch coverage	🟩 96.2 %	🟩 98.8 %

442 other audits are unchanged.

💼 Project `models`

🥳 Code PushUp report has improved.

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Code coverage	🟢 93	🟢 94

3 other categories are unchanged.

👍 1 group improved, 👍 2 audits improved

🗃️ Groups

🔌 Plugin	🗃️ Group	⭐ Previous score	⭐ Current score	🔄 Score change
Code coverage	Code coverage metrics	🟢 93	🟢 94

11 other groups are unchanged.

🛡️ Audits

🔌 Plugin	🛡️ Audit	📏 Previous value	📏 Current value	🔄 Value change
Code coverage	Branch coverage	🟩 91.5 %	🟩 94.2 %
Code coverage	Line coverage	🟩 97.2 %	🟩 99.4 %

435 other audits are unchanged.

💼 Project `ci`

🤨 Code PushUp report has both improvements and regressions.

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🏷️ Category	⭐ Previous score	⭐ Current score	🔄 Score change
Code coverage	🟢 92	🟢 92

5 other categories are unchanged.

👍 1 group improved, 👍 2 audits improved, 👎 1 audit regressed

🗃️ Groups

🔌 Plugin	🗃️ Group	⭐ Previous score	⭐ Current score	🔄 Score change
Code coverage	Code coverage metrics	🟢 92	🟢 92

14 other groups are unchanged.

🛡️ Audits

🔌 Plugin	🛡️ Audit	📏 Previous value	📏 Current value
Code coverage	Line coverage	🟨 89.7 %	🟩 94.8 %
Code coverage	Branch coverage	🟨 82.4 %	🟨 83.6 %
Code coverage	Function coverage	🟩 96.6 %	🟩 96.6 %

442 other audits are unchanged.

💼 Project `core`

🥳 Code PushUp report has improved.

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🏷️ Category	⭐ Previous score	⭐ Current score	🔄 Score change
Code coverage	🟡 90	🟢 90

5 other categories are unchanged.

👍 1 group improved, 👍 2 audits improved

🗃️ Groups

🔌 Plugin	🗃️ Group	⭐ Previous score	⭐ Current score	🔄 Score change
Code coverage	Code coverage metrics	🟡 90	🟢 90

14 other groups are unchanged.

🛡️ Audits

🔌 Plugin	🛡️ Audit	📏 Previous value	📏 Current value	🔄 Value change
Code coverage	Line coverage	🟩 91.2 %	🟩 94.8 %
Code coverage	Branch coverage	🟨 81.7 %	🟨 83.2 %

442 other audits are unchanged.

💼 Project `plugin-coverage`

🥳 Code PushUp report has improved.

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🏷️ Category	⭐ Previous score	⭐ Current score	🔄 Score change
Code coverage	🟡 89	🟢 90

5 other categories are unchanged.

👍 1 group improved, 👍 2 audits improved

🗃️ Groups

🔌 Plugin	🗃️ Group	⭐ Previous score	⭐ Current score	🔄 Score change
Code coverage	Code coverage metrics	🟡 89	🟢 90

14 other groups are unchanged.

🛡️ Audits

🔌 Plugin	🛡️ Audit	📏 Previous value	📏 Current value	🔄 Value change
Code coverage	Line coverage	🟨 85.7 %	🟨 88 %
Code coverage	Branch coverage	🟨 88.1 %	🟨 89.6 %

442 other audits are unchanged.

💼 Project `plugin-eslint`

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Code coverage	🟢 94	🟢 94

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👍 1 group improved, 👍 2 audits improved, 👎 1 audit regressed

🗃️ Groups

🔌 Plugin	🗃️ Group	⭐ Previous score	⭐ Current score	🔄 Score change
Code coverage	Code coverage metrics	🟢 94	🟢 94

14 other groups are unchanged.

🛡️ Audits

🔌 Plugin	🛡️ Audit	📏 Previous value	📏 Current value
Code coverage	Line coverage	🟩 92.6 %	🟩 95 %
Code coverage	Branch coverage	🟨 85.2 %	🟨 86.5 %
Code coverage	Function coverage	🟩 98.2 %	🟩 98.2 %

441 other audits are unchanged.

💼 Project `plugin-js-packages`

🥳 Code PushUp report has improved.

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🏷️ Category	⭐ Previous score	⭐ Current score	🔄 Score change
Code coverage	🟡 85	🟡 86

5 other categories are unchanged.

👍 1 group improved, 👍 2 audits improved

🗃️ Groups

🔌 Plugin	🗃️ Group	⭐ Previous score	⭐ Current score	🔄 Score change
Code coverage	Code coverage metrics	🟡 85	🟡 86

14 other groups are unchanged.

🛡️ Audits

🔌 Plugin	🛡️ Audit	📏 Previous value	📏 Current value	🔄 Value change
Code coverage	Branch coverage	🟩 93.3 %	🟩 95 %
Code coverage	Line coverage	🟨 85 %	🟨 85.8 %

442 other audits are unchanged.

refactor: add trace event utils
a86caac

github-actionsBot assigned BioPhoton Jan 13, 2026

github-actionsBot added 🔬 testing writing tests 🧩 utils labels Jan 13, 2026

BioPhoton mentioned this pull request Jan 13, 2026
Implement performance profiling and trace file generation #1197
Open

refactor: wip trace helper
510566f

github-actionsBot added the 🛠️ tooling label Jan 13, 2026

John Doe added 8 commits January 13, 2026 22:54

refactor: fix typing
03c8484

refactor: fix build
e4f326b

refactor: wip
313a489

refactor: adjust clock helper
a3e839d

refactor: wip
a931a3a

refactor: wip
dd79da4

refactor: wip
81bac90

refactor: wip
af7647f

BioPhoton marked this pull request as ready for review January 13, 2026 22:27

BioPhoton requested a review from hanna-skryl January 13, 2026 22:41

John Doe added 2 commits January 14, 2026 05:36

refactor: add js-docs
5ec026d

refactor: fix lint
878b939

hanna-skryl reviewed Jan 14, 2026
View reviewed changes

Comment threadpackages/utils/src/lib/clock-epoch.ts Outdated

hanna-skryl reviewed Jan 14, 2026
View reviewed changes

Comment threadpackages/utils/src/lib/clock-epoch.unit.test.ts

hanna-skryl reviewed Jan 14, 2026
View reviewed changes

Comment threadpackages/utils/src/lib/trace-file.type.ts Outdated
Comment threadpackages/utils/src/lib/trace-file-utils.ts Outdated
Comment threadpackages/utils/src/lib/trace-file-utils.ts Outdated

refactor: impl feedback
ec67bc0

BioPhoton requested a review from hanna-skryl January 14, 2026 17:31

John Doe added 2 commits January 14, 2026 18:34

refactor: fix lint
2fb2014

refactor: fix docs
cd33b5c

hanna-skryl approved these changes Jan 14, 2026
View reviewed changes

BioPhoton merged commit a5aa9fc into mainJan 14, 2026
35 of 36 checks passed

BioPhoton deleted the feat/utils/trace-format-utils branch January 14, 2026 18:39

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