Mangrove

Mangrove provides type utility to use with Sorbet.

Mangrove is a Ruby Gem designed to be the definitive toolkit for leveraging Sorbet's type system in Ruby applications. It's designed to offer a robust, statically-typed experience, focusing on solid types, a functional programming style, and an interface-driven approach.

Use rubocop-mangrove to statically check rescuing ControlSignal is done

• Documentation
• Coverage

Features

• Option Type
• Result Type
• Enums with inner types (ADTs)

Installation

bundle add mangrove

Usage

Documentation is available here. For more concrete examples, see spec/**/**_spec.rb.

Mangrove::Result[OkType, ErrType]
Mangrove::Result::Ok[OkType, ErrType]
Mangrove::Result::Err[OkType, ErrType]
Mangrove::Option[InnerType]
Mangrove::Option::Some[InnerType]
Mangrove::Option::None[InnerType]

my_ok = Result::Ok.new("my value")
my_err = Result::Err.new("my err")
my_some = Option::Some.new(1234)
my_none = Option::None.new

Commands for Development

git config core.hooksPath hooks
bundle install
bundle exec tapioca init
bundle exec tapioca gems -w `nproc`
bundle exec tapioca dsl -w `nproc`
bundle exec tapioca check-shims
bundle exec tapioca init
bundle exec rspec -f d
bundle exec rubocop -DESP
bundle exec srb typecheck
bundle exec spoom tc
bundle exec ordinare --check
bundle exec ruboclean
bundle exec yardoc -o docs/ --plugin yard-sorbet
rake build
rake release