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Find JsonSerializer.Deserialize nullable JsonDocument change

Recipe IDOpenRewrite.Recipes.CSharp.Migration.Dotnet.Net9.FindJsonDocumentNullableArtifactOpenRewrite.Recipes.CSharp.Migration.Dotnet

Finds JsonSerializer.Deserialize() calls. In .NET 9, nullable JsonDocument properties now deserialize to a JsonDocument with RootElement.ValueKind == JsonValueKind.Null instead of being null.

Single recipeserializationsearchdotnetnet9Proprietary

Usage

This recipe has no required configuration options. You’ll need the Moderne CLI configured before running the command below.

mod run . --recipe OpenRewrite.Recipes.CSharp.Migration.Dotnet.Net9.FindJsonDocumentNullable

If the recipe isn’t available locally, install it with:

mod config recipes nuget install OpenRewrite.Recipes.CSharp.Migration.Dotnet