feat: Module を定義

core/module.rbs

@@ -0,0 +1,2 @@
+class Module < Object
+end

core/object.rbs

@@ -30,9 +30,8 @@ class Object < BasicObject
 
   def block_given?: () -> bool
 
-  # TODO: Module
-  def kind_of?: (Class) -> bool
-  def self.kind_of?: (Class) -> bool
+  def kind_of?: (Class | Module) -> bool
+  def self.kind_of?: (Class | Module) -> bool
 
   alias is_a? kind_of?
   alias self.is_a? self.kind_of?
@@ -62,12 +61,11 @@ class Object < BasicObject
   # TODO: Symbol
   # def self.attr_accessor: (*Symbol names) -> void
 
-  # TODO: Module
-  # def include: (*Module mods) -> void
-  # def self.include: (*Module mods) -> void
-  #
-  # alias extend include
-  # alias self.extend include
+  def include: (Module, *Module mods) -> void
+  def self.include: (Module, *Module mods) -> void
+
+  alias extend include
+  alias self.extend self.include
 
   # TODO: Array, Symbol
   # def self.constants: (?bool inherit) -> Array[Symbol]

test/module.rb

@@ -0,0 +1,9 @@
+# frozen_string_literal: true
+
+# @type const Mod: Mod
+module Mod
+  # @type method method: () -> void
+  def self.method
+    puts
+  end
+end

test/object.rb

@@ -7,6 +7,11 @@
 # rubocop:disable Style/ClassCheck
 # rubocop:disable Style/FormatString
 # rubocop:disable Style/RedundantFormat
+# rubocop:disable Style/MixinGrouping
+# rubocop:disable Layout/EmptyLinesAroundAccessModifier
+
+# @type const TestMod: Module
+module TestMod end
 
 object = Object.new
 
@@ -43,10 +48,14 @@
 object.block_given?
 
 object.kind_of? Object
+object.kind_of? TestMod
 Object.kind_of? Object
+Object.kind_of? TestMod
 
 object.is_a? Object
+object.is_a? TestMod
 Object.is_a? Object
+Object.is_a? TestMod
 
 object.nil?
 Object.nil?
@@ -71,15 +80,30 @@
 object.raise
 object.raise 'error'
 
-# @type const A: A
+# @type const A: Class
 class A
+  # @type const TestMod: Module
+  module TestMod end
+
+  include TestMod
+  include TestMod, TestMod, TestMod
+
+  extend TestMod
+  extend TestMod, TestMod, TestMod
+
   public
 
   private
 
   protected
 end
 
+Object.include TestMod
+Object.include TestMod, TestMod, TestMod
+
+Object.extend TestMod
+Object.extend TestMod, TestMod, TestMod
+
 sprintf "%d\n", 123
 
 printf "%d\n", 123