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Migrate to .NET 8

Recipe IDOpenRewrite.Recipes.CSharp.Migration.Dotnet.Net8.UpgradeToDotNet8

ArtifactOpenRewrite.Recipes.CSharp.Migration.Dotnet

Migrate C# projects to .NET 8, applying necessary API changes. Includes all .NET 7 migration steps. See https://learn.microsoft.com/en-us/dotnet/core/compatibility/8.0.

Composite recipeOpenRewritecsharpdotnetmigrationModerne Proprietary License

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Definition

Recipes24

24 recipes

• Migrate to .NET 7
• Change .NET target framework
• Upgrade NuGet package version
• Upgrade NuGet package version
• Upgrade NuGet package version
• Upgrade NuGet package version
• Upgrade NuGet package version
• Ensure csproj attestation
• Change method name
• Change method name
• Change method name
• Change method name
• Change type
• Find legacy serialization constructors (SYSLIB0051)
• Find JsonSerializerOptions.AddContext usage (SYSLIB0049)
• Find formatter-based serialization types (SYSLIB0050/0051)
• Find Regex.CompileToAssembly usage (SYSLIB0052)
• Find AesGcm constructor without tag size (SYSLIB0053)
• Use ArgumentException.ThrowIfNullOrWhiteSpace()
• Use ArgumentOutOfRangeException.ThrowIfGreaterThan()
• Use ArgumentOutOfRangeException.ThrowIfLessThan()
• Use ArgumentOutOfRangeException.ThrowIfZero()
• Find DateTime.Now/UtcNow usage (TimeProvider in .NET 8)
• Find ToImmutable*() that could use Frozen collections

Usage

Run this recipe

In order to run C# recipes, you will need to use the Moderne CLI.

Once the CLI is installed, you can install this C# recipe package by running the following command:

Install the recipe package

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

Then, you can run the recipe via:

Run the recipe

mod run . --recipe OpenRewrite.Recipes.CSharp.Migration.Dotnet.Net8.UpgradeToDotNet8