Sorbet's runtime type checking component

Run-time type checker and transformer for Ruby

strong_csv is a type checker for a CSV file. It lets developers declare types for each column to ensure all cells are satisfied with desired types.

Simple runtime type checking for Ruby method signatures

# foundationallib <h2>Finally, a cross-platform, portable, well-designed, secure, robust, maximally-efficient C foundational library &mdash; Making Engineering And Computing Fast, Secure, Responsive And Easy.</h2> <br> <ul class="features-list"> <li><strong>Enables better Engineering Solutions a...

Reliable contract definition, data validation, and type checking for Ruby.

Check yardoc format like tag type.

Type-checked set and array

A Ruby dialect that includes types in the language. Transpiles to Ruby and RBS by leveraging the ruby-next and irbs gems. Type checks with steep.

Rubyt is a ruby gem that provides type checking functionality. It includes support for various types such as Boolean, Integer, String, Array, Hash and more. This gem is designed to enforce type safety, facilitating the creation of readable and maintainable code. It includes custom error handling ...

# foundationallib <h2>Finally, a cross-platform, portable, well-designed, secure, robust, maximally-efficient C foundational library &mdash; Making Engineering And Computing Fast, Secure, Responsive And Easy.</h2> <br> <h2><i>Library Uses - What It Does, What It Is, And What It Is A Solution For...

Allows you check if an object match a class expression. It is typically used to check the type of method paraameters. It is an alternative to using Ruby-3 .rbs files but with a different syntax and only dynamic checks Typically you'll include the Constrain module and use #co...

Type checking and type casting of parameters for Action Pack

Cerealize your ActiveModel objects into flat hashes with a dead simple, yet versatile DSL, and caching and type-checking baked in. Our daily bread is to make your API faster.

A modern modular service object toolkit for Rails, that respects database transactions and adds type checks to returned values.

In most cases Ruby doesn't need templated classes, nor any other system of generics, because it isn't statically type checked. However, sometimes we need to automatically generate multiple similar classes, either because of poor design or because of external necessities. For example, to define a ...

TypedOperation is a command pattern implementation where inputs can be defined with runtime type checks. Operations can be partially applied.

An on-demand arbitrary check and conversion library that won't destroy your data.

Allows for easy YAML parsing and type checking, as well as generators

This gem adds Mobility plugin, which can be turned on for Rails model, and will check types of values passed to setters.