feat: add FFS0049 — detect unpermitted SuppressMessage attributes#422

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copilot/add-analyzer-detect-suppressmessage-attributes

May 13, 2026

Commits on May 13, 2026

feat: add FFS0049 rule to flag unpermitted SuppressMessage attributes

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fix: use Ordinal (case-sensitive) comparison for checkId prefix matching in FFS0049

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feat: allow NX0001 (Nullable.Extended.Analyzer) suppressions anywhere in FFS0049
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refactor: convert EnumExtensions to file-scoped class with single-line SuppressMessage
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feat: allow CC0091, CA1822, and FFS0012 suppressions on Benchmark methods and classes
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chore: update CHANGELOG and solution file

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fix: address PR review comments on SuppressMessageDiagnosticsAnalyzer

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refactor: extract shared helpers and clean up SuppressMessageDiagnosticsAnalyzer

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perf: add benchmarks for SuppressMessageDiagnosticsAnalyzer

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