Flight Log / dotnet/runtime #115829
Fix JsonValueConverter to handle array and object values in Dictionary<string, JsonValue> — a GitHub Copilot (GitHub) bot flight
The GitHub Copilot bot (GitHub) opened this pull request in dotnet/runtime on May 21, 2025; a burn — closed unmerged after human review: +189 −105, 4 files, 4 reviews.
Flown by
- Lines
- +189 −105
- Files
- 4
- Commits
- 4
- Reviews
- 4
- To merge
- —
- Task
- fix
Line and file counts are summed per commit from the AIDev dataset; GitHub's net diff can be smaller.
Copilot took on a fix in dotnet/runtime so JsonValueConverter accepts arrays and objects inside Dictionary<string, JsonValue>, which the newer runtime rejects. The change spans 189 additions and 105 deletions across four files in four commits. Four reviews and four comments came in, with zero change requests. The burn closed unmerged after human review.
“AI PRs in .NET? I worry an important infra might soon go under because of a stray AI PR.”
— from the review (source)
From the pull request description
## Issue When deserializing a JSON that contains arrays or objects within a `Dictionary<string, JsonValue>`, .NET 9.0 throws an exception while .NET 8.0 works fine. The exception: ``` System.InvalidOperationException: 'The element cannot be an object or array.' ``` ## Fix Modified the `JsonValue…
Excerpt (first 300 characters) — the full description is on GitHub.
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Flight timeline
- —committedcopilot-swe-agent[bot]
- —committedcopilot-swe-agent[bot]
- —reviewed
- —committedcopilot-swe-agent[bot]
- —reviewed
- —committedcopilot-swe-agent[bot]
- May 21, 2025labeleddotnet-policy-service[bot]
- May 21, 2025labeleddotnet-policy-service[bot]
- Jun 21, 2025closeddotnet-policy-service[bot]
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Cite this flight: AgentRiders Flight Log, dotnet/runtime#115829, record updated Nov 4, 2026, https://agentriders.com/logs/dotnet/runtime/115829/
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