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base repository: Tyrrrz/PolyShim
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head repository: Tyrrrz/PolyShim
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compare: 2.6
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  • 10 commits
  • 145 files changed
  • 3 contributors

Commits on Feb 16, 2026

  1. Add Span<T>.Contains extension methods for older frameworks (#74) 

    * Initial plan

* Add Span<T>.Contains and ReadOnlySpan<T>.Contains extension methods for System.Memory package

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Address code review feedback: simplify conditional directive and restore Signatures.md

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Restore original Signatures.md content

* Add Span<T>.Contains extension methods for System.Memory package

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Address PR feedback: fix conditional compilation, merge tests, restore Signatures.md

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Address feedback: move Contains to MemoryExtensions.cs, remove redundant test code

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Fix List-Signatures.ps1 to work on Linux by supporting forward slashes in path regex

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Move Contains polyfills from MemoryExtensions.cs to separate SpanPolyfills.cs file

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Rename SpanPolyfills.cs to MemoryExtensions.Contains.cs and add explanatory comment

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Add ExcludeFromCodeCoverage attribute to System.PolyfillExtensions in MemoryExtensions.Contains.cs

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

---------

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    Copilot and Tyrrrz authored Feb 16, 2026
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  2. Replace shared PolyfillExtensions partial class with unique per-file … 

    …extension classes (#75)

* Initial plan

* Replace PolyfillExtensions with unique MemberPolyfills_* classes

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Remove redundant ExcludeFromCodeCoverage from nested class

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Remove redundant using directives from attribute files

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---------

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    Copilot and Tyrrrz authored Feb 16, 2026
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Commits on Feb 17, 2026

  1. Add polyfills for RandomNumberGenerator class and `Fill(Span<byte>)… 

    …` method (#76)

* Initial plan

* Add RandomNumberGenerator.Fill polyfill with review feedback addressed

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Address code review feedback: move CopyTo inside using block and add empty span test

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Add null check for RandomNumberGenerator.Create and improve test assertion

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Remove unnecessary null check and clarify test assertion comment

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Address PR feedback: simplify compilation guards, improve test assertions, use try-finally for disposal

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Use scoped using declaration (using var) with conditional compilation for net35

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Remove NET35 conditional by casting to IDisposable in using statement

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Add RandomNumberGenerator polyfill for netstandard<1.3, use try-finally, remove comment

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Move RandomNumberGenerator class polyfill to NetCore10, use Random wrapper, add IDisposable cast comment

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Use arrow method for GetBytes, reorder Dispose methods

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* Move buffer allocation inside try, add period to comment, fix signature script to detect abstract classes

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---------

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  2. Add missing RandomNumberGenerator polyfills for .NET Core 2.0-3.0, .N… 

    …ET 6.0-8.0 (#77)

* Initial plan

* Add RandomNumberGenerator polyfills for Net60, Net80, and Net90

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Add documentation URL to RandomNumberGenerator type polyfill

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Address code review feedback: improve error messages and add clarity to bias rejection logic

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Fix TFM boundaries: move GetHexString and GetString to Net80

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Add additional RandomNumberGenerator polyfills: GetBytes(int), GetNonZeroBytes, GetItems/Shuffle span overloads

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Add GetBytes(Span<byte>) instance method to RandomNumberGenerator

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Address code review feedback: fix GC pressure, overflow checks, and exception types

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Reorganize RandomNumberGenerator polyfills by correct TFM and remove guards

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* Address code review: simplify test names, use Linq/using statements, use arrow methods

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Add 0-100 loops to random tests, use Linq for all array checks, restore comment

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Refactor polyfills: add loop to partial array test, use OnlyContain, reuse GetItems, use GetInt32 for GetNonZeroBytes, reorder methods

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Fix test AAA pattern: add blank lines between Arrange-Act-Assert sections, use GetInt32 in GetNonZeroBytes Span

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

---------

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  3. Optimize large buffer allocations with ArrayPool (#78) 

    * Initial plan

* Replace array allocations with ArrayPool for memory optimization

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Revert ArrayPool changes for small buffers - not beneficial

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Fix TextReader.ReadAsync to correctly slice pooled buffer

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Add buffer size constants for clarity and consistency

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Address PR feedback: rename variable, inline expressions, use MemoryPool, read full buffer

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Address feedback: rename to buffer, append char-by-char, simplify slicing, use MemoryPool in File

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Inline span variable access in char-by-char append loops

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Incorporate review feedback: use ArrayPool with array-based ReadAsync, chunk append, slice and clear RNG buffer

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

---------

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    Copilot and Tyrrrz authored Feb 17, 2026
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Commits on Feb 18, 2026

  1. Add polyfills for TimeProvider and ITimer (#79) 

    * Initial plan

* Add TimeProvider and ITimer polyfills for .NET 8

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Update README to mention Microsoft.Bcl.TimeProvider compatibility package

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Address code review feedback: simplify conditionals, remove guards, use polyfilled APIs

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Address review feedback: remove conditional for Tasks using, inline System property, add comments, fix conditionals

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Address review: add polyfills, reorganize properties, remove guards, simplify code

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Address review: fix timer disposal, use CancelAfter, move guards to members

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Address review: separate conditionals, add comments, fix registration disposal, use FromCanceled, simplify logic

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Fix folder naming: move polyfills to NetCore10, dispose timer in ContinueWith, pass cancellation token, move comment

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Refactor Task polyfills: move FromCanceled after FromResult, add generic version, limit Delay to pre-NET45, move TimerCallback to NetCore10

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Refine polyfills: simplify delay check, move FromCanceled after FromResult, use non-generic TCS, remove redundant disposal

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Make TimeProvider methods virtual for testability, use object type for FromCanceled, simplify Task.Delay, return continuation task

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* Merge timer declaration and assignment in Task.Delay

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* Remove Delay and CreateCancellationTokenSource methods - not part of TimeProvider API

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Update PolyShim/NetCore10/Task.cs

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---------

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    3 people authored Feb 18, 2026
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Commits on Feb 19, 2026

  1. Add polyfills for Interlocked.And and Interlocked.Or (#80) 

    * Initial plan

* Add Interlocked.Or<T> and Interlocked.And<T> polyfills with tests

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Fix Interlocked polyfills - use generic CompareExchange and fix test data types

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Add comment about NET11 conditional compilation

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Address PR feedback: simplify implementation, remove Theory tests, fix conditionals

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Add specific overloads for int/uint/long/ulong, remove namespace qualification

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Refactor to use unsafe pointers for non-generic overloads, keep Unsafe for generic methods

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Extend Interlocked polyfills to support .NET Standard 2.0+ by implementing And/Or with CompareExchange

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Extend Interlocked polyfills to all TFMs using standard Net100 pattern

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Refactor: Move non-generic Interlocked.And/Or to Net50, keep generic methods in Net100

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Fix CompareExchange loop logic in Net50/Interlocked.cs

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Remove generic Interlocked.And<T> and Interlocked.Or<T> polyfills - these methods don't exist in .NET

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Fix return values - And/Or methods should return original value, not new value

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Address PR feedback: simplify test names, reorder methods, add ALLOW_UNSAFE_BLOCKS check

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Remove unsafe modifier from method signatures, use internal unsafe blocks instead

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Reset Signatures.md to original version before merge

* Regenerate Signatures.md after merging master

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---------

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    Copilot and Tyrrrz authored Feb 19, 2026
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  2. Clean up

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    Tyrrrz committed Feb 19, 2026
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  3. Remove unnecessary conditionals

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    Tyrrrz committed Feb 19, 2026
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Commits on Feb 20, 2026

  1. Add Timer class polyfill for .NET Standard 1.0–1.1 via Task.Delay (… 

    …#81)

* Initial plan

* Add Timer class polyfill for .NET Standard 1.0-1.1 using Task.Delay

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Remove Timer tests (can't run against netstandard 1.0-1.1 targets)

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Address review feedback on Timer polyfill

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* Fix callback exception surfacing in Timer polyfill

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Inline ValidateTimes; fix Dispose CTS leak

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Update PolyShim/NetCore10/Timer.cs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Fix period==0 behavior, Dispose/Change race, and null callback validation

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Refactor Start to accept CancellationToken instead of CancellationTokenSource

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* Inline CreateAndSchedule into Schedule; keep CreateCts for field initializer only

Co-authored-by: Tyrrrz <1935960+Tyrrrz@users.noreply.github.com>

* Remove CreateCts by making _cts nullable with lazy init via primary constructor refactor

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* Move Start after CTS exchange; null-check callback in full-arg constructor

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* Update PolyShim/NetCore10/Timer.cs

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* Guard cts.Cancel() against ObjectDisposedException in Dispose/Schedule race recheck

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* Guard oldCts.Cancel() against ObjectDisposedException in Schedule

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---------

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