Roslyn Analyzers

Ecosystem analyzers

• MBB001: forbidden DateTime.Now and UtcNow
• MBB002: forbidden direct JsonSerializer
• MBB003: forbidden non-MDbContext DbContext inheritance
• MBB004: forbidden AsyncLocal outside the context package
• MBB005: abstractions must not reference infrastructure
• MBB006: missing startup tier guard
• MBB007: forbidden direct Serilog LogContext
• MBB008: cross-capability type reference inside an AddM* method without an IMEcosystemRegistry.Has(MCapability.X) guard
• MBB009: raw exception thrown inside a Muonroi.* namespace — use MException hierarchy instead (test assemblies exempt)
• MBB010: public method has a non-nullable reference-type parameter without a null guard (MGuard.NotNull, ArgumentNullException.ThrowIfNull, if (x==null), x ?? throw); value types and T? exempt; test assemblies exempt

Rule authoring analyzers

• MRG001: duplicate rule code
• MRG002: invalid hook point
• MRG003: non-interface dependency
• MRG004: helper extraction failed
• MRG005: missing dependency reference
• MRG006: order without dependency
• MRG007: fact consumption without dependency
• MRG008: nullable assignment risk
• MRG009: fact guard throws InvalidOperationException