Coerce blank strings into nil objects for ActiveRecord

Provides simple, convention-based, user input validation and coercion. Also provides a 'type safe hash' and command line option parser that use it.

Provides a class suitable to be used as a model, that includes connection management, variable interpolation, object coercion and helper methods to support using direct MySQL statements for database interaction.

An ActiveRecord plugin to strip whitespace from strings and coerce empty strings to nil values on assignment.

Renders and parses JSON/XML/YAML documents from and to Ruby objects. Includes plain properties, collections, nesting, coercion and more.

Myrrha provides the coercion framework which is missing to Ruby. Coercions are simply defined as a set of rules for converting values from source to target domains (in an abstract sense). As a typical and useful example, it comes with a coerce() method providing a unique entry point for converting a string to a numeric, a boolean, a date, a time, an URI, and so on.

setters with type coercion for set* methods on java classes using the jruby coercion interface `to_java(java_type)`

gem to facilitate automatic coercion between jruby/java objects

Powerful, flexible and configurable coercion library. And nothing more.

FlexCoerce - is a gem which allow you create operator-dependent coercion logic. It's useful when your type should be treated in a different way for different binary operations (including arithmetic operators, bitwise operators and comparison operators except equality checks: `==`, `===`).

A simple type coercion library

Lazy attribute coercion

A small library for manipulating form-based data with validations and attributes coercion.

Parameter Validation and Type Coercion for Rails

Ruby attributes with type coercion.

Schema-based validation and coercion for Ruby data structures, inspired by Prismatic/schema for Clojure.

A global Boolean2 constant that is an ancestor of true and false. Useful for coercion libraries.

A variety of functional transforms and value object coercions for Transproc.

Declaration and coercion of PORO attributes

Handle validation, coercion, and attributes.