Type Coercion & Type Enhancement

Emu acts as a replacement for ad-hoc type coercions and strong_parameters.

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

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

Handle validation, coercion, and attributes.

Contracts for string coercion

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: `==`, `===`).

Safe type coercion for the Jet Toolkit.

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

A small collection of extensions useful for data coercion and validation

Provides coercions for ActiveModel objects

Ruby attributes with type coercion.

Lazy attribute coercion

Declaration and coercion of PORO attributes

gem to facilitate automatic coercion between jruby/java objects