named_validations names to arguments of active_model's validates method.

Hints for validation.

Module which provides sexy validations for models.

gem containing logstash code mainly for the purposes of doing programmatic validation of configuration. This gem aims to include all plugins but just enough rubygem dependencies to permit validation.

Additional validations for Active Model

Ajax validation

Validate custom ruby objects using validation defined in the class

Provides really basic postcode validation (intended for eCommerce platforms).

This is an improved input function for Ruby. Using this gem, you can easily get user input with real-time type validation, ensuring that the data provided is as expected, among other things. If you have any questions, check the documentation: https://github.com/barrosflavio/ruby_better_inpu...

ActiveRecord uniqueness validations without raceconditions

Ruby Gem to make a validation of a variable or a hash, based on regular expressions or own pre-defined validation templates in an easy way. See full documentation on GitHub.

gstin_validation validates Indian gstin numbers based on the check digit. The last character in a gstin number is the checksum digit. Checksum digit is generated based on the first 14 characters of the gstin number.

Simple client validation messages

DataMapper plugin for performing validations on data models

Collection of custom validations for Rails

A Ruby implementation of the General Gameplay Notation (GGN) specification. GGN is a rule-agnostic, JSON-based format for describing pseudo-legal board-to-board transformations in abstract strategy board games. This library provides parsing, validation, and evaluation capabilities for GGN documen...

Validation errors for logging

Isolate and automate your Rails validations.

ActiveRecord::StrictValidations adds validations to ActiveRecord models to make sure they do not trigger database errors.

Extends activerecord validations with helpers