Quickly define model state predicates and scopes at the same time.

Conditions searching using predicates such as 'name_cont' or 'created_at_gt' for elasticsearch models

Object Subject Predicate, mmgh?

Extends ActiveRecord with the has_enumeration method allowing a symbolic enumeration to be stored in an ActiveRecord attribute. The enumeration is specified as a mapping between symbols and their underlying representation in the database. Predicates are provided for each symbol in the enumerati...

Conditional UI predicates for Rails - a clean and simple approach to separate business logic from your views and models.

A DataMapper adapter for Amazon's SimpleDB service. Features: * Full set of CRUD operations * Supports all DataMapper query predicates. * Can translate many queries into efficient native SELECT operations. * Migrations * DataMapper identity map support for record caching * Lazy-loaded att...

Boolminot represents Elasticsearch clauses as predicates.

A utility library that provides a `Semantic::Version` value object. You can parse strings into version objects or construct them by hand. Any module, class, or object can be given a version through a helper. All version objects properly handle instantiation, duplication, cloning, accesso...

Single clause, branching method definitions are so 2007. Get with SRP and party! With overloaded_methods, you can separate out any conditional branching in your method to where it belongs: predicates! Feel the power of the chain-of-responsibility pattern in your own code!!!!!!

A primitive in-memory collection of key-value records known as "facts," with an ability to insert facts, add properties to facts, and delete facts. There is no ability to modify facts. It is also possible to find facts using Lisp-alike query predicates. An entire factbase may be exported to a bin...

MetaWhere offers the ability to call any Arel predicate methods (with a few convenient aliases) on your Model's attributes instead of the ones normally offered by ActiveRecord's hash parameters. It also adds convenient syntax for order clauses, smarter mapping of nested h...

Provides a predicate that checks whether your machine is currently online or offline, which may be useful for unit and integration tests.

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

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

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

Provides syntax sugar for Ruby predicate blocks

A JSON Patch + Pointer + Predicates Implementation