Phema.Validation.Core 3.0.0-preview3.0.1

Phema.Validation

C# strongly typed validation library for ASP.NET Core

Packages

• Phema.Validation.Core - Core library on top of Microsoft.Extensions.DepencencyInjection
• Phema.Validation.Conditions - Predefined useful conditions like IsNot, IsNull, IsEmpty etc.
• Phema.Validation - Mvc integration for Phema.Validation.Core

Usage

Phema.Validation.Core

// Add
services.AddValidation(builder => builder.AddComponent<Model, ModelValidationComponent>());

// Get
var validationContext = serviceProvider.GetRequiredService<IValidationContext>();

// Use
validationContext.When("key", "invalid")
  .Is(value => value == "invalid")
  .AddError<ModelComponent>(component => component.ValueIsInvalid);

validationContext.When(model, m => m.Value)
  .IsEqual("invalid")
  .AddError<ModelComponent>(component => component.ValueIsInvalid);

• To check if value is valid use Is on IValidationCondition
• Store your IValidationTemplate's in IValidationComponent's
• To create validation messages use ValidationTemplate, ValidationTemplate<TArg1>, ValidationTemplate<TArg1, TArg2>, etc. or write your custom
• Validate model value using expression manner model, m => m.Value
• To override key use [DataMember(Name = "key")] attribute
• Check that context is valid by calling IsValid(model, m => m.Value)/EnsureIsValid(...) on IValidationContext

Phema.Validation.Conditions

validationContext.When("key", "invalid value")
  .IsEqual("invalid value")
  .AddError<ModelComponent>(component => component.ValueIsInvalid);

• Predefined conditions like IsNot, IsNull, IsEmpty, IsEqual etc.

Phema.Validation

services.AddMvcCore()
  .AddValidation(builder =>
    builder.AddValidationComponent<Model, ModelValidation, ModelValidationComponent>())

• To validate mvc input implement IValidator<TModel> interface