Supplies macro similar to attr_accessor that adds default values, predicate methods, and other enhancements

Ennui provides a library of predicates which return true at various frequencies.

Convert your predicate_methods? into bang_methods! without abusing method_missing.

Extends the ActiveRecord predicate builder to allow writing LIKE/ILIKE queries without writing raw SQL

Record method invocations, query the invocations, and use predicates to verify a method's invocation

Truth accessors for Ruby classes and models.

A secure, non-evaling condition (boolean predicate) engine for end users

Provide the bang and predicate methods for Active Record

ActiveAdmin component which shows predicate as status.

Having trouble figuring out which date is in the future looking at > or < ?

Provides syntax sugar for Ruby predicate blocks

Object Subject Predicate, mmgh?

A JSON Patch + Pointer + Predicates Implementation

Logica is a framework to reify and work with predicates.

Marso is the beginning of a small lightweight BDD project. Currently, this is just a very simple code sample that only displays a custom message in green or in red depending on the value of a predicate.

Experiments in number theory with new predicate methods for Integer.

Custom assertions functions. This is the beginning of a small lightweight BDD project. Currently, this is just a very simple code sample that only displays a custom message in green or in red depending on the value of a predicate.

Predicates and conditions that extends to the ActiveRecord 3

A DSL for aggregating data from multiple sources into ActiveRecord models. Includes options for aliases, predicates, associations, and complex attributes.

Wrapper class for a Vagrant VM, providing access to testing predicates, such as port map information, process data, ssh connections, and more.