Adds Sorbet and basic type coverage

.github/workflows/ci.yml

@@ -46,3 +46,6 @@ jobs:
 
  - name: Run Rubocop
  run: bundle exec rubocop
+
+ - name: Run Sorbet Typechecks
+ run: bundle exec spoom tc

.rubocop.yml

@@ -1,5 +1,13 @@
+inherit_from: .rubocop_todo.yml
+
 Style/FileName:
  Enabled: false
 
 Gemspec/RequiredRubyVersion:
  Enabled: false
+
+AllCops:
+ Exclude:
+ - 'bin/*'
+ - 'spec/*'
+ - 'sorbet/*'

.rubocop_todo.yml

@@ -0,0 +1,12 @@
+# This configuration was generated by
+# `rubocop --auto-gen-config`
+# on 2023-07-17 15:39:56 UTC using RuboCop version 1.54.2.
+# The point is for the user to remove these configuration records
+# one by one as the offenses are removed from the code base.
+# Note that changes in the inspected code, or installation of new
+# versions of RuboCop, may require this file to be generated again.
+
+# Offense count: 1
+# Configuration parameters: CountComments, CountAsOne, AllowedMethods, AllowedPatterns.
+Metrics/MethodLength:
+ Max: 12

bin/lint

@@ -0,0 +1,20 @@
+#!/usr/bin/env ruby
+
+require 'English'
+
+unless system('bundle exec rubocop --parallel --ignore-unrecognized-cops')
+ puts $CHILD_STATUS
+ exit(1)
+end
+
+unless system('bundle exec spoom tc')
+ puts $CHILD_STATUS
+ exit(1)
+end
+
+unless system('bundle exec rspec --format documentation')
+ puts $CHILD_STATUS
+ exit(1)
+end
+
+puts "\n\n✅ ALL GOOD!"

bin/spoom

@@ -0,0 +1,27 @@
+#!/usr/bin/env ruby
+# frozen_string_literal: true
+
+#
+# This file was generated by Bundler.
+#
+# The application 'spoom' is installed as part of a gem, and
+# this file is here to facilitate running it.
+#
+
+ENV["BUNDLE_GEMFILE"] ||= File.expand_path("../Gemfile", __dir__)
+
+bundle_binstub = File.expand_path("bundle", __dir__)
+
+if File.file?(bundle_binstub)
+ if File.read(bundle_binstub, 300).include?("This file was generated by Bundler")
+ load(bundle_binstub)
+ else
+ abort("Your `bin/bundle` was not generated by Bundler, so this binstub cannot run.
+Replace `bin/bundle` by running `bundle binstubs bundler --force`, then run this command again.")
+ end
+end
+
+require "rubygems"
+require "bundler/setup"
+
+load Gem.bin_path("spoom", "spoom")

bin/tapioca

@@ -0,0 +1,27 @@
+#!/usr/bin/env ruby
+# frozen_string_literal: true
+
+#
+# This file was generated by Bundler.
+#
+# The application 'tapioca' is installed as part of a gem, and
+# this file is here to facilitate running it.
+#
+
+ENV["BUNDLE_GEMFILE"] ||= File.expand_path("../Gemfile", __dir__)
+
+bundle_binstub = File.expand_path("bundle", __dir__)
+
+if File.file?(bundle_binstub)
+ if File.read(bundle_binstub, 300).include?("This file was generated by Bundler")
+ load(bundle_binstub)
+ else
+ abort("Your `bin/bundle` was not generated by Bundler, so this binstub cannot run.
+Replace `bin/bundle` by running `bundle binstubs bundler --force`, then run this command again.")
+ end
+end
+
+require "rubygems"
+require "bundler/setup"
+
+load Gem.bin_path("tapioca", "tapioca")

lib/money-distributed.rb

@@ -1,5 +1,9 @@
+# typed: strict
 # frozen_string_literal: true
 
-require 'money/distributed/storage'
-require 'money/distributed/fetcher/base'
-require 'money/distributed/fetcher/file'
+require 'sorbet-runtime'
+require 'redis'
+require 'connection_pool'
+require 'money'
+
+Dir[File.join(__dir__, './**/*', '*.rb')].each { require(_1) }

lib/money/distributed/fetcher/base.rb

@@ -1,7 +1,6 @@
+# typed: false
 # frozen_string_literal: true
 
-require 'money'
-
 class Money
  module Distributed
  module Fetcher

lib/money/distributed/fetcher/file.rb

@@ -1,3 +1,4 @@
+# typed: strict
 # frozen_string_literal: true
 
 require 'json'
@@ -9,19 +10,29 @@ module Distributed
  module Fetcher
  # Fetcher that loads rates from a file
  class File
+ extend T::Sig
  include Base
 
+ sig do
+ params(
+ file_path: T.any(String, Pathname),
+ bank: T.untyped
+ ).void
+ end
  def initialize(file_path, bank = nil)
  super(bank)
  @file_path = file_path
  end
 
  private
 
+ sig { returns(T::Hash[String, BigDecimal]) }
  def exchange_rates
  ::File.open(@file_path).read.split("\n").each_with_object({}) do |line, h|
  code_rate = line.split(' ')
- h[code_rate[0]] = BigDecimal(code_rate[1])
+ currency = T.cast(code_rate[0], String)
+ rate = T.cast(code_rate[1], T.any(Integer, Float, Rational, BigDecimal, String))
+ h[currency] = BigDecimal(rate)
  end
  end
  end

lib/money/distributed/redis.rb

@@ -1,23 +1,37 @@
+# typed: true
 # frozen_string_literal: true
 
-require 'redis'
-require 'connection_pool'
-
 class Money
  module Distributed
  # Wrapper over different parameters that can be provided for redis
  class Redis
+ extend T::Sig
+
+ sig do
+ params(
+ redis: T.any(::Redis, ConnectionPool, Hash, Proc)
+ ).void
+ end
  def initialize(redis)
  @redis_proc = build_redis_proc(redis)
  end
 
+ sig do
+ params(
+ block: T.proc.returns(T.untyped)
+ ).returns(T.untyped)
+ end
  def exec(&block)
  @redis_proc.call(&block)
  end
 
  private
 
- # rubocop: disable Metrics/MethodLength
+ sig do
+ params(
+ redis: T.any(::Redis, ConnectionPool, Hash, Proc)
+ ).returns(Proc)
+ end
  def build_redis_proc(redis)
  case redis
  when ::Redis
@@ -29,10 +43,9 @@ def build_redis_proc(redis)
  when Proc
  redis
  else
- raise ArgumentError, 'Redis, ConnectionPool, Hash or Proc is required'
+ T.absurd(redis)
  end
  end
- # rubocop: enable Metrics/MethodLength
  end
  end
 end

lib/money/distributed/storage.rb

@@ -1,8 +1,6 @@
+# typed: true
 # frozen_string_literal: true
 
-require 'bigdecimal'
-require 'money/distributed/redis'
-
 class Money
  module Distributed
  # Storage for `Money::Bank::VariableExchange` that stores rates in Redis

lib/money/distributed/version.rb

@@ -1,3 +1,4 @@
+# typed: true
 # frozen_string_literal: true
 
 class Money

money-distributed.gemspec

@@ -14,22 +14,27 @@ Gem::Specification.new do |spec|
  spec.homepage = 'https://github.com/DarthSim/money-distributed'
  spec.license = 'MIT'
 
- spec.required_ruby_version = '>= 2.5'
+ spec.required_ruby_version = '>= 3.0'
+ spec.files = Dir[
+ 'lib/**/*',
+ 'sorbet/rbi/dsl/**/*.rbi',
+ 'sorbet/rbi/shims/**/*.rbi',
+ 'LICENSE',
+ 'README.md',
+ ]
 
- spec.files = `git ls-files -z`.split("\x0").reject do |f|
- f.match(%r{^(test|spec|features)/})
- end
-
- spec.bindir = 'exe'
- spec.executables = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
- spec.require_paths = ['lib']
+ spec.add_dependency 'connection_pool'
+ spec.add_dependency 'money', '>= 6.6.0'
+ spec.add_dependency 'redis'
+ spec.add_dependency 'sorbet'
+ spec.add_dependency 'sorbet-runtime'
 
  spec.add_development_dependency 'rake', '>= 12.3.3'
  spec.add_development_dependency 'rspec'
  spec.add_development_dependency 'rubocop'
+ spec.add_development_dependency 'spoom'
+ spec.add_development_dependency 'tapioca'
  spec.add_development_dependency 'timecop'
 
- spec.add_dependency 'connection_pool'
- spec.add_dependency 'money', '>= 6.6.0'
- spec.add_dependency 'redis'
+ spec.metadata['rubygems_mfa_required'] = 'true'
 end

sorbet/config

@@ -0,0 +1,3 @@
+--dir
+.
+--ignore=vendor/