Add IScopedAlternateLookup for scoped caches by Copilot · Pull Request #771 · bitfaster/BitFaster.Caching

Copilot · 2026-04-15T07:18:37Z

Summary

add a new net9-only IScopedAlternateLookup API and expose it from IScopedCache
implement scoped alternate lookup wrappers for ScopedCache and AtomicFactoryScopedCache
add scoped alternate lookup unit coverage and default interface method tests
add concurrent soak coverage for scoped alternate lookup ScopedGetOrAdd paths, including the retry loop in AtomicFactoryScopedCache

Validation

dotnet format BitFaster.Caching/BitFaster.Caching.csproj
dotnet build BitFaster.Caching/BitFaster.Caching.csproj -f net9.0
dotnet test BitFaster.Caching.UnitTests/BitFaster.Caching.UnitTests.csproj -f net9.0
parallel_validation

Agent-Logs-Url: https://github.com/bitfaster/BitFaster.Caching/sessions/dccf8c03-48f8-4e76-bf28-f77f9a51d303 Co-authored-by: bitfaster <12851828+bitfaster@users.noreply.github.com>

coveralls · 2026-04-15T17:45:45Z

coverage: 99.159%. first build — copilot/add-iscopedalternatelookup into main

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Agent-Logs-Url: https://github.com/bitfaster/BitFaster.Caching/sessions/7b7e1bc4-582b-4e81-b6a3-d21883ba1a98 Co-authored-by: bitfaster <12851828+bitfaster@users.noreply.github.com>

Agent-Logs-Url: https://github.com/bitfaster/BitFaster.Caching/sessions/9e152adc-b66d-4ffd-90d7-7a0e53da6c48 Co-authored-by: bitfaster <12851828+bitfaster@users.noreply.github.com>

bitfaster · 2026-04-19T03:23:45Z

@copilot merge with main and resolve conflicts

Co-authored-by: bitfaster <12851828+bitfaster@users.noreply.github.com>

Agent-Logs-Url: https://github.com/bitfaster/BitFaster.Caching/sessions/9d82c197-0392-4339-9bb3-a8357a50afc9 Co-authored-by: bitfaster <12851828+bitfaster@users.noreply.github.com>

Copilot · 2026-04-19T03:42:35Z

@copilot merge with main and resolve conflicts

Merged origin/main, resolved the AtomicFactoryScopedCacheSoakTests conflict, and pushed the result. The merge commit is 4eb1c3e, with a small follow-up cleanup in fea6277.

bitfaster · 2026-04-19T06:28:15Z

@copilot merge with main and resolve conflicts

Co-authored-by: bitfaster <12851828+bitfaster@users.noreply.github.com>

Copilot · 2026-04-19T06:34:38Z

@copilot merge with main and resolve conflicts

Merged the latest origin/main, resolved the AtomicFactoryScopedCacheSoakTests naming conflict, and pushed the result in 691871e.

Copilot AI and others added 2 commits April 15, 2026 07:07

Add scoped alternate lookup API

4ff6203

Agent-Logs-Url: https://github.com/bitfaster/BitFaster.Caching/sessions/dccf8c03-48f8-4e76-bf28-f77f9a51d303 Co-authored-by: bitfaster <12851828+bitfaster@users.noreply.github.com>

Format scoped alternate lookup changes

a57158e

Agent-Logs-Url: https://github.com/bitfaster/BitFaster.Caching/sessions/dccf8c03-48f8-4e76-bf28-f77f9a51d303 Co-authored-by: bitfaster <12851828+bitfaster@users.noreply.github.com>

Copilot AI assigned Copilot and bitfaster Apr 15, 2026

Copilot created this pull request from a session on behalf of bitfaster April 15, 2026 07:19 View session

Copilot finished work on behalf of bitfaster April 15, 2026 07:19

Copilot AI requested a review from bitfaster April 15, 2026 07:19

Merge branch 'main' into copilot/add-iscopedalternatelookup

98bfbdc

bitfaster reviewed Apr 15, 2026

View reviewed changes

Comment thread BitFaster.Caching/ScopedCache.cs

Copilot started work on behalf of bitfaster April 15, 2026 17:44 View session

Copilot finished work on behalf of bitfaster April 15, 2026 17:46

Copilot AI requested a review from bitfaster April 15, 2026 17:46

bitfaster reviewed Apr 15, 2026

View reviewed changes

Comment thread BitFaster.Caching/ScopedCache.cs

Copilot started work on behalf of bitfaster April 15, 2026 19:00 View session

Copilot AI and others added 2 commits April 15, 2026 19:03

Add scoped alternate lookup soak test

f205f9d

Agent-Logs-Url: https://github.com/bitfaster/BitFaster.Caching/sessions/72ba7d13-f135-44e5-ab2e-e3421636eee4 Co-authored-by: bitfaster <12851828+bitfaster@users.noreply.github.com>

Align scoped soak test naming

a3558be

Agent-Logs-Url: https://github.com/bitfaster/BitFaster.Caching/sessions/72ba7d13-f135-44e5-ab2e-e3421636eee4 Co-authored-by: bitfaster <12851828+bitfaster@users.noreply.github.com>

Copilot finished work on behalf of bitfaster April 15, 2026 19:08

Copilot AI requested a review from bitfaster April 15, 2026 19:08

bitfaster reviewed Apr 16, 2026

View reviewed changes

Comment thread BitFaster.Caching.UnitTests/ScopedCacheSoakTests.cs Outdated

Copilot started work on behalf of bitfaster April 16, 2026 06:39 View session

Align alternate scoped soak test

99d95c4

Agent-Logs-Url: https://github.com/bitfaster/BitFaster.Caching/sessions/53059f04-e895-4186-a464-9cd3159d01ec Co-authored-by: bitfaster <12851828+bitfaster@users.noreply.github.com>

Copilot finished work on behalf of bitfaster April 16, 2026 06:44

Copilot AI requested a review from bitfaster April 16, 2026 06:44

bitfaster reviewed Apr 16, 2026

View reviewed changes

Comment thread BitFaster.Caching.UnitTests/ScopedCacheSoakTests.cs Outdated

Copilot started work on behalf of bitfaster April 16, 2026 06:50 View session

Copilot AI and others added 3 commits April 16, 2026 06:53

Avoid string allocation in soak test

94c2328

Agent-Logs-Url: https://github.com/bitfaster/BitFaster.Caching/sessions/7b7e1bc4-582b-4e81-b6a3-d21883ba1a98 Co-authored-by: bitfaster <12851828+bitfaster@users.noreply.github.com>

Name scoped soak buffer length

cef27a3

Agent-Logs-Url: https://github.com/bitfaster/BitFaster.Caching/sessions/7b7e1bc4-582b-4e81-b6a3-d21883ba1a98 Co-authored-by: bitfaster <12851828+bitfaster@users.noreply.github.com>

Reuse per-thread soak key buffers

32705c1

Agent-Logs-Url: https://github.com/bitfaster/BitFaster.Caching/sessions/7b7e1bc4-582b-4e81-b6a3-d21883ba1a98 Co-authored-by: bitfaster <12851828+bitfaster@users.noreply.github.com>

Copilot finished work on behalf of bitfaster April 16, 2026 06:59

Copilot finished work on behalf of bitfaster April 16, 2026 07:22

Copilot AI requested a review from bitfaster April 16, 2026 07:22

cleanup

3457e80

bitfaster reviewed Apr 19, 2026

View reviewed changes

Comment thread BitFaster.Caching/Atomic/AtomicFactoryScopedCache.cs

Copilot started work on behalf of bitfaster April 19, 2026 00:32 View session

Copilot AI and others added 2 commits April 19, 2026 00:40

Add atomic scoped alternate soak tests

7c04796

Agent-Logs-Url: https://github.com/bitfaster/BitFaster.Caching/sessions/9e152adc-b66d-4ffd-90d7-7a0e53da6c48 Co-authored-by: bitfaster <12851828+bitfaster@users.noreply.github.com>

Rename atomic scoped soak tests

6735203

Agent-Logs-Url: https://github.com/bitfaster/BitFaster.Caching/sessions/9e152adc-b66d-4ffd-90d7-7a0e53da6c48 Co-authored-by: bitfaster <12851828+bitfaster@users.noreply.github.com>

Copilot finished work on behalf of bitfaster April 19, 2026 00:45

Copilot AI requested a review from bitfaster April 19, 2026 00:45

fix tests

3dbdb2d

bitfaster mentioned this pull request Apr 19, 2026

Fix concurrency bug in ScopedAtomicFactory #778

Merged

cleanup

406a5ef

Copilot started work on behalf of bitfaster April 19, 2026 03:23 View session

Copilot AI and others added 2 commits April 19, 2026 03:35

Merge origin/main into copilot/add-iscopedalternatelookup

4eb1c3e

Co-authored-by: bitfaster <12851828+bitfaster@users.noreply.github.com>

Fix merge follow-up review comments

fea6277

Agent-Logs-Url: https://github.com/bitfaster/BitFaster.Caching/sessions/9d82c197-0392-4339-9bb3-a8357a50afc9 Co-authored-by: bitfaster <12851828+bitfaster@users.noreply.github.com>

Copilot finished work on behalf of bitfaster April 19, 2026 03:43

Merge branch 'main' into copilot/add-iscopedalternatelookup

ed10df7

Copilot started work on behalf of bitfaster April 19, 2026 06:28 View session

Merge origin/main into copilot/add-iscopedalternatelookup

691871e

Co-authored-by: bitfaster <12851828+bitfaster@users.noreply.github.com>

Copilot finished work on behalf of bitfaster April 19, 2026 06:35

bitfaster marked this pull request as ready for review April 19, 2026 06:45

bitfaster and others added 5 commits April 19, 2026 13:50

Merge branch 'main' into copilot/add-iscopedalternatelookup

8f339c1

extra tests

0c42ee3

tests

a82e95f

tests

43f7e49

Merge branch 'main' into copilot/add-iscopedalternatelookup

f5b8106

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Add IScopedAlternateLookup for scoped caches#771

Add IScopedAlternateLookup for scoped caches#771
Copilot wants to merge 24 commits intomainfrom
copilot/add-iscopedalternatelookup

Copilot AI commented Apr 15, 2026 •

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