Sorbet's runtime type checking component

Kumi is a declarative rules-and-calculation DSL for Ruby that compiles your business logic into a typed, analyzable dependency graph with vector semantics over ragged data. It does static checks at definition time, lowers to a small IR, and compiles to zero-run...

A tiny pre-processor for ruby that adds runtime type checking to methods.

TypedAttrs integrates Sorbet's T::Struct with ActiveRecord's JSON/JSONB columns, providing type-safe structured data storage with runtime and static type checking. Supports nested structs, arrays, hashes, union types, and automatic validation.

LCN (Location Condition Notation) provides a rule-agnostic format for describing location conditions in abstract strategy board games. This gem implements the LCN Specification v1.0.0 with a modern Ruby interface featuring immutable condition objects and functional programming principles. LCN ena...

A lightweight gem that validates required environment variables at application boot time, providing type checking, format validation, and helpful error messages to prevent production disasters caused by missing or invalid configuration.

EnvCheck is a lightweight Ruby gem that ensures your required and optional environment variables are present and valid before your app boots. Features smart config discovery (.env_check.yml or config/env_check.yml), comprehensive type validation with 9 built-in validators, .env loading with doten...

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Enums, properties, generics, structured objects and runtime type checking.

A puppet-lint plugin to check for class parameters with undef as value but not Optional type

Stop wrestling with complex type validations and unclear error messages. Domainic::Type brings type validation to Ruby that is both powerful and delightful to use. Build composable type constraints with crystal-clear error messages that actually tell you what went wrong. From simple type checks t...

Dynamic type checker

A gem that provides integration between Sorbet type checking and RSpec testing framework

This is an improved input function for Ruby. Using this gem, you can easily get user input with real-time type validation, ensuring that the data provided is as expected, among other things. If you have any questions, check the documentation: https://github.com/barrosflavio/ruby_better_inpu...

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.

Simple runtime type checking for Ruby method signatures

Check yardoc format like tag type.

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 ...

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