A library for making it extremely fast for Rails developers to set up and save ActiveRecord instances when writing test cases. It aims to: * meet all your validations automatically * only make you specify the attributes you care about * give you a rich set of features so you can specify associa...

Rack parameter validation and type coercion.

When IBAN validation is not enough

This gem allows you to conditionally validate your models, based on where in a multi-step process the user is.

BibleReferenceParser can parse scriptures passages, such as 'Gen. 1:15-18, 21' to the individual books, chapters and verses in the passage. It also provides validation for invalid book names, chapters, and verses.

Custom Ruby on Rails form builder that generates GOV.UK elements styled markup for form inputs, including error validation messages.

Adds validation methods to ActiveModel for validating phone numbers.

Lint and syntax validation for onceover

Simple whole data validation via ActiveRecord

Encapsulates FoxyCart SSO, datafeed, and cart validation protocols

Rails Form Builder supports Client-side validation using jQuery BootstrapValidator plugin. https://github.com/nghuuphuoc/bootstrapvalidator

Parameter whitelisting for Sinatra. Provides validation, defaults, and post-processing.

Validation for serialized model objects

A library for setting up model validations, such as in ActiveRecord.

Full-featured type system for any ruby project. Supports custom type definition, type validation, type casting and type categorizing. Provides a set of commonly used type categories and general purpose types. Has a flexible and simplest type definition toolchain.

Easy client side validation for your ActiveRecord models

This gem allows you to create use cases with ActiveModel validations and keep your model clean

Allows defining structure of data and perform validation against it using json-schema

Parameter whitelisting for Sinatra. Provides validation, defaults, and post-processing.

MiniTest matchers for ActiveModel::Validations