FluentValidation 7.3.0

A validation library for .NET that uses a fluent interface to construct strongly-typed validation rules.

There is a newer version of this package available.
See the version list below for details.
Install-Package FluentValidation -Version 7.3.0
dotnet add package FluentValidation --version 7.3.0
<PackageReference Include="FluentValidation" Version="7.3.0" />
For projects that support PackageReference, copy this XML node into the project file to reference the package.
paket add FluentValidation --version 7.3.0
The NuGet Team does not provide support for this client. Please contact its maintainers for support.

Release Notes

Changes in 7.3:
* Major changes to AspNetCore integration including better support for collections and implicit validation (opt-in)
* Fix - Updated EnumValidator's Flags support to handle the ~0 value
* Fix - TestHelper checking for child validator would respond with the wrong type
* Fix - Updated translations for some validators
* Fix - Overload of WithName that takes a lambda generated an exception
* Added versions of WhenAsync and UnlessAsync that support CancellationTokens
* Simplify calls to DependentRules
* Add Skip property to CustomizeValidatorAttribute in the ASP.NET Core integration

Changes in 7.2:
* Updated AspNetCore integration to support IValidatableObject
* Updated AspNetCore integration to allow mixing multiple validation strategies in the same model
* Updated AspNetCore integration to support RulesetForClientsideMessagesAttribute
* Fix - Property names were not generated properly for nested types when using AddFailure inside a Custom validator
* Fix - NullReferenceException when using CustomAsync but the validator is invoked synchronously
* Fix - Clientside integration in AspNetCore being resolved from the root-level service provider
* Fix - Allow empty string to be passed to OverridePropertyName

Changes in 7.1.1:
* Fix - Incorrect property name was generated when using RuleForEach combined with SetValidator
* Fix - Nesting async validators inside DependentRules didn't wait for completion

Changes in 7.1:
* New RuleFor().Custom() method as a replacement for the old, deprecated Custom method
* Improved messages in the ShouldHaveChildValidator test extension   
* Test helper works with nested properties
* Additional overload of WithState allows access to collection item when used with RuleForEach
* Fix - Wrong values were generated as part of the MVC5 clientside integration for MinLength and MaxLength validators
* Fix - AssemblyScanner now excludes abstract and generic types
* Fix - InvalidCastException when using lazy WithMessage combined with RuleForEach
* WithState enhanced to allow access to the ValidationContext

Changes in 7.0:

7.0 is a major release that contains several breaking changes, especially with Localization. If you use FluentValidation's support for localization please read the updated documentation: https://github.com/JeremySkinner/FluentValidation/wiki/f.-Localization

* Localization rewrite to not require satellite assemblies
* New 'Custom' rule method replaces the root-level Custom method
* Switch to Netstandard based build process
* Assemblies are now signed / strongly named - see https://github.com/JeremySkinner/FluentValidation/wiki/l.-Strong-naming-and-signed-packages
* Fix - Possible NullReferenceException in the AspNetCore clientside integration for length validators
* Fix - Don't clear the ModelValidatorProviders collection by default in the AspNetCore integration (added new ClearValidatorProviders property to control this behaviour)
* Fix - Ensure IValidatorFactory is resolved from request scope in asp.net core integration
* Fix - Property getter that throws an exception causes validation to fail in WebApi integration
* Fix - Issue in AspNetCore integration where we tried to resolve a collection validator in some situations where a class validator should be used
* Fix - Incorrect clientside validation attributes generated for email validator and credit card validator in the asp.net core integration
* Fix - Child model validation now works in webapi integration
* Improve splitting of PascalCased property names to support uppercase character sequences
* ValidationResult.ErrorCode property now always returns the type of the PropertyValidator that generated the message, unless it's been explicitly overriden

  Full release notes can be found at https://github.com/JeremySkinner/FluentValidation/blob/master/Changelog.txt

  • .NETFramework 4.5

    • No dependencies.
  • .NETStandard 1.0

  • .NETStandard 2.0

    • No dependencies.

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Version History

Version Downloads Last updated
8.5.0 121,687 9/24/2019
8.5.0-preview5 13,905 9/1/2019
8.5.0-preview4 38,891 7/23/2019
8.5.0-preview3 22,872 7/10/2019
8.5.0-preview2 28,498 6/13/2019
8.5.0-preview1 30,992 5/10/2019
8.4.0 1,914,332 5/10/2019
8.3.0 264,710 4/24/2019
8.2.3 165,653 4/12/2019
8.2.2 255,834 4/5/2019
8.2.1 44,221 4/4/2019
8.2.0 252,487 3/26/2019
8.1.3 1,590,733 1/25/2019
8.1.2 707,456 12/18/2018
8.1.1 196,861 12/11/2018
8.1.0 132,262 12/6/2018
8.1.0-preview2 23,917 11/14/2018
8.1.0-preview1 23,696 10/14/2018
8.0.101 265,381 11/24/2018
8.0.100 1,315,343 9/4/2018
8.0.0 313,427 8/16/2018
8.0.0-rc1 32,367 7/24/2018
8.0.0-preview4 21,277 7/16/2018
8.0.0-preview3 20,240 7/13/2018
8.0.0-preview2 19,999 7/13/2018
7.6.105 227,710 8/11/2018
7.6.104 980,897 7/6/2018
7.6.103 439,932 6/16/2018
7.6.102 114,490 6/14/2018
7.6.101 41,873 6/13/2018
7.6.100 77,394 6/7/2018
7.6.0 174,951 6/1/2018
7.6.0-preview1 27,903 4/12/2018
7.5.2 1,270,887 3/16/2018
7.5.1 96,280 3/11/2018
7.5.0 322,022 2/26/2018
7.4.0 485,832 1/26/2018
7.3.4 396,925 1/2/2018
7.3.3 108,677 12/22/2017
7.3.2 36,039 12/21/2017
7.3.1 131,485 12/13/2017
7.3.0 26,593 12/13/2017
7.3.0-beta3 24,746 12/8/2017
7.3.0-beta2 32,371 11/20/2017
7.3.0-beta1 21,589 11/11/2017
7.2.1 1,011,432 10/24/2017
7.2.0 334,802 10/5/2017
7.2.0-beta3 36,863 9/5/2017
7.2.0-beta2 23,190 8/22/2017
7.2.0-beta1 20,255 8/19/2017
7.1.1 788,256 7/25/2017
7.1.0 262,189 6/28/2017
7.1.0-beta1 20,108 6/24/2017
7.0.3 198,762 6/7/2017
7.0.2 133,039 5/26/2017
7.0.1 52,671 5/23/2017
7.0.0 141,047 5/19/2017
7.0.0-beta3 23,896 5/1/2017
7.0.0-beta2 23,677 4/17/2017
7.0.0-beta1 21,222 4/7/2017
6.4.1 520,328 3/15/2017
6.4.1-beta1 20,978 3/13/2017
6.4.0 387,986 3/3/2017
6.4.0-rc4 141,511 2/13/2017
6.4.0-rc3 29,345 2/3/2017
6.4.0-rc2 36,155 1/30/2017
6.4.0-rc1 20,097 1/30/2017
6.4.0-beta9 72,742 11/21/2016
6.4.0-beta8 43,826 10/31/2016
6.4.0-beta7 20,523 10/28/2016
6.4.0-beta6 20,935 10/25/2016
6.4.0-beta5 20,649 10/24/2016
6.4.0-beta4 20,664 10/21/2016
6.4.0-beta3 60,707 7/4/2016
6.4.0-beta2 21,498 7/1/2016
6.4.0-beta10 19,954 1/30/2017
6.4.0-beta1 23,480 6/28/2016
6.3.4-alpha 152,368 6/1/2016
6.3.3-alpha 20,370 5/27/2016
6.2.1 1,755,129 2/26/2016
6.2.1-beta1 24,123 2/24/2016
6.2.0 54,480 2/22/2016
6.2.0-beta1 20,391 2/12/2016
6.1.0 203,044 1/18/2016
6.0.2 76,753 1/5/2016
6.0.1 29,603 1/5/2016
6.0.0 51,469 12/22/2015
5.6.2 646,166 5/29/2015
5.6.1 25,655 5/29/2015
5.5.0 467,270 10/31/2014
5.4.0 275,375 7/3/2014
5.3.0 68,573 5/27/2014
5.2.0 40,399 5/21/2014
5.1.0 279,887 3/11/2014
5.0.0.1 168,993 10/24/2013
4.0.0.1 138,230 7/18/2013
4.0.0 78,725 4/29/2013
3.4.6 189,779 8/30/2012
3.4.0 43,356 8/17/2012
3.3.1 38,768 3/30/2012
3.2.0 51,578 11/14/2011
3.1.0 45,702 7/30/2011
3.0.0.1 22,092 7/5/2011
3.0.0 22,918 6/25/2011
2.0.0 34,417 1/9/2011
1.3.0 36,618 1/7/2011
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