Document EXTOBS obsolete diagnostics for extensions #49870
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Co-authored-by: gewarren <[email protected]>
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[WIP] Document obsolete diagnostics for extensions
Document EXTOBS obsolete diagnostics for extensions
Nov 12, 2025
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gewarren
November 12, 2025 20:52
gewarren
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Nov 12, 2025
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Pull Request Overview
This PR adds documentation for the EXTOBS0001 obsolete diagnostic from the dotnet/extensions repository, following the established SYSLIB diagnostic documentation pattern.
Key Changes:
- Adds documentation for
IResourceMonitorobsolescence (EXTOBS0001) with migration guidance to metrics-based resource monitoring - Updates the obsoletions overview to include a new EXTOBS section alongside existing SYSLIB diagnostics
- Adds EXTOBS0001 to the table of contents under a new "EXTOBS diagnostics" section
Reviewed Changes
Copilot reviewed 3 out of 3 changed files in this pull request and generated 7 comments.
| File | Description |
|---|---|
| docs/fundamentals/syslib-diagnostics/extobs0001.md | New documentation page for EXTOBS0001 warning covering IResourceMonitor obsolescence, migration examples, and suppression guidance |
| docs/fundamentals/syslib-diagnostics/obsoletions-overview.md | Adds EXTOBS section to overview, updates text to reference both SYSLIB and EXTOBS diagnostic families, and refreshes "See also" links to focus on recent .NET versions |
| docs/navigate/tools-diagnostics/toc.yml | Adds EXTOBS diagnostics section to TOC with entry for EXTOBS0001 |
Updated the formatting and structure of the obsoletions overview documentation.
gewarren
reviewed
Nov 12, 2025
meaghanlewis
approved these changes
Nov 13, 2025
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Summary
Adds documentation for the two
EXTOBS0XXXobsolete diagnostic IDs from the dotnet/extensions repository, following the established pattern forSYSLIB0XXXdiagnostics.Fixes #49508
Changes
IResourceMonitorobsolescence with migration to metrics-based resource monitoring using OpenTelemetry observable instrumentsAddServiceLogEnricherobsolescence with migration to correctly-namedAddApplicationLogEnrichermethodsEach diagnostic page includes affected APIs, migration examples, and suppression guidance consistent with SYSLIB documentation patterns.
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