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Code analysis in ASP.NET Core apps

rick-anderson

Learn about source code analysis in ASP.NET Core

>= aspnetcore-3.1

riande

10/15/2021

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diagnostics/code-analysis

Code analysis in ASP.NET Core apps

.NET compiler platform analyzers inspect application code for code quality and style issues. This document lists only diagnostics for ASP.NET Core. For information on .NET diagnostics, see Overview of .NET source code analysis.

Diagnostic ID	Breaking or non-breaking	Description
ASP0000	Non-breaking	Do not call 'IServiceCollection.BuildServiceProvider' in 'ConfigureServices'
ASP0001	Non-breaking	Authorization middleware is incorrectly configured
ASP0004	Non-breaking	Do not use action results with route handlers
ASP0005	Non-breaking	Do not place attribute on method called by route handler lambda
ASP0007	Non-breaking	Route parameter and argument optionality is mismatched
MVC1000	Non-breaking	Use of IHtmlHelper.Partial should be avoided
MVC1001	Non-breaking	Filters cannot be applied to page handler methods
MVC1002	Non-breaking	Route attributes cannot be applied to page handler methods
MVC1003	Non-breaking	Route attributes cannot be applied to page models
MVC1004	Breaking	Rename model bound parameter
MVC1005	Non-breaking	Cannot use UseMvc with Endpoint Routing
MVC1006	Breaking	Methods containing TagHelpers must be async and return Task