Easy validation of deeply-nested hashes

Provides a DSL for implementing classes which can then be consumed to create pre-defined hashes.

Like Factory Girl but for Hashes only

Hashematics is a configuration-based object graphing tool which can turn a flat, single dimensional dataset into a structure of deeply nested objects.

Provides an assertion to test for hashes equality.

Hash extensions without monkey patching

Create an SHA256 fingerprint of a hash or array.

Hashformer provides a simple, Ruby Hash-based way of transforming data from one format to another. It's vaguely like XSLT, but way less complicated and way more Ruby.

Wrappers for terraform and packer

I heard you like hashes within your hashes, so I made a thing to initialise hashes within your hashes (and more!)

Makes it easier and more robust to use a hash for keyword args to a method. In particular, performs argument checking and default values.

This library offers general purpose higher-level data structures that focus on Hash manipulation.

hash-param allows you to declare, validate, and transform endpoint parameters as you would in frameworks like ActiveModel or DataMapper without the overhead. This gem is a variation of the sinatra-param gem https://github.com/mattt/sinatra-param modified to be more generic and w...

A little lib which maps original keys to the new ones and more

Implements methods for Hash class for getting weighted random samples with and without replacement, as well as regular random samples

Provides additional select-type methods for Ruby Hashes

A simple Hash to JSON serializer with some helpers to improve JSON model columns.

Strains unwanted hash attributes from enumerable objects, a template object forms the Sieve

Adds more than 155 useful and frequently rather fundamental methods which are missing in Ruby programming language, to Array, File, Hash, Module, Object, String and Symbol classes. It tries to be similar project to Ruby Facets on principle, but less complex, more practical, non-atomic and organiz...

The hashy_validator gem provides the HashyArrayValidator, a custom Active Model validator designed to validate arrays of hashes within ActiveRecord model attributes. Utilizing the HashValidator gem, on top of hash_validator gem. The gem includes a comprehensive test suite using the minitest frame...