feat(Session Replay): Track touches for replay

[brustolin]

📜 Description

Added a touch tracker to send touch events with replays

💚 How did you test it?

Unit tests
Samples

📝 Checklist

You have to check all boxes before merging:

• I reviewed the submitted code.
• I added tests to verify the changes.
• No new PII added or SDK only sends newly added PII if sendDefaultPII is enabled.
• I updated the docs if needed.
• Review from the native team if needed.
• No breaking change or entry added to the changelog.
• No breaking change for hybrid SDKs or communicated to hybrid SDKs.

🔮 Next steps

[github-actions]

	Messages
📖	Do not forget to update Sentry-docs with your feature once the pull request gets approved.

Generated by 🚫 dangerJS against 6c3f792

[codecov]

Codecov Report

Attention: Patch coverage is 98.35165% with 6 lines in your changes missing coverage. Please review.

Project coverage is 91.223%. Comparing base (0589699) to head (22ea1ae).
Report is 2 commits behind head on main.

Additional details and impacted files

@@              Coverage Diff              @@
##              main     #4041       +/-   ##
=============================================
+ Coverage   91.093%   91.223%   +0.129%     
=============================================
  Files          608       611        +3     
  Lines        47540     47910      +370     
  Branches     17049     17211      +162     
=============================================
+ Hits         43306     43705      +399     
+ Misses        4164      4135       -29     
  Partials        70        70               

Files	Coverage Δ
SentryTestUtils/TestCurrentDateProvider.swift	91.176% <100.000%> (+1.521%)	⬆️
Sources/Sentry/SentryScope.m	97.457% <ø> (ø)
Sources/Sentry/SentrySessionReplay.m	87.790% <100.000%> (+0.365%)	⬆️
Sources/Sentry/SentrySessionReplayIntegration.m	94.936% <100.000%> (+1.494%)	⬆️
Sources/Swift/Extensions/NumberExtensions.swift	100.000% <100.000%> (ø)
...rations/SessionReplay/RRWeb/SentryRRWebEvent.swift	100.000% <ø> (ø)
...ns/SessionReplay/RRWeb/SentryRRWebTouchEvent.swift	100.000% <100.000%> (ø)
...ntegrations/SessionReplay/SentryTouchTracker.swift	100.000% <100.000%> (ø)
...tions/SessionReplay/SentrySessionReplayTests.swift	98.550% <100.000%> (+0.010%)	⬆️
...ations/SessionReplay/SentryTouchTrackerTests.swift	100.000% <100.000%> (ø)
... and 2 more

... and 20 files with indirect coverage changes

---

Continue to review full report in Codecov by Sentry.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 0589699...22ea1ae. Read the comment docs.

[philipphofmann]

I didn't fully review this yet. There is plenty of logic in here, so I will give this another pass next week.

[github-actions]

Performance metrics 🚀

	Plain	With Sentry	Diff
Startup time	1220.10 ms	1231.98 ms	11.87 ms
Size	21.58 KiB	669.35 KiB	647.77 KiB

Baseline results on branch: main

Startup times

Revision	Plain	With Sentry	Diff
6943de0	1215.83 ms	1253.22 ms	37.39 ms
9cc7e7c	1228.90 ms	1237.96 ms	9.06 ms
0559a8f	1239.78 ms	1252.60 ms	12.83 ms
ef284b2	1211.76 ms	1229.69 ms	17.93 ms
b9a9ffd	1201.61 ms	1215.06 ms	13.45 ms
add9550	1228.15 ms	1247.58 ms	19.44 ms
e84bc3f	1196.62 ms	1218.86 ms	22.24 ms
736495a	1245.16 ms	1254.42 ms	9.26 ms
32ac934	1224.46 ms	1243.16 ms	18.70 ms
326b7eb	1223.41 ms	1235.66 ms	12.25 ms

App size

Revision	Plain	With Sentry	Diff
6943de0	20.76 KiB	393.33 KiB	372.57 KiB
9cc7e7c	22.84 KiB	403.13 KiB	380.29 KiB
0559a8f	21.58 KiB	419.81 KiB	398.23 KiB
ef284b2	20.76 KiB	401.36 KiB	380.60 KiB
b9a9ffd	21.58 KiB	418.43 KiB	396.85 KiB
add9550	21.58 KiB	418.37 KiB	396.79 KiB
e84bc3f	20.76 KiB	434.72 KiB	413.96 KiB
736495a	20.76 KiB	435.22 KiB	414.46 KiB
32ac934	21.58 KiB	616.72 KiB	595.14 KiB
326b7eb	20.76 KiB	432.31 KiB	411.55 KiB

Previous results on branch: feat(SR)/touches-breadcrumbs

Startup times

Revision	Plain	With Sentry	Diff
084dab9	1229.27 ms	1248.90 ms	19.63 ms
7fd4734	1233.82 ms	1252.73 ms	18.92 ms
b9b1145	1231.90 ms	1245.43 ms	13.53 ms
b86e190	1237.60 ms	1251.84 ms	14.24 ms
c6f1870	1230.88 ms	1237.83 ms	6.96 ms

App size

Revision	Plain	With Sentry	Diff
084dab9	21.58 KiB	670.09 KiB	648.51 KiB
7fd4734	21.58 KiB	670.05 KiB	648.47 KiB
b9b1145	21.58 KiB	670.03 KiB	648.45 KiB
b86e190	21.58 KiB	668.62 KiB	647.03 KiB
c6f1870	21.58 KiB	669.98 KiB	648.40 KiB

[philipphofmann]

LGTM, with mostly suggestions to improve the readability of the code.