Correct 'add-on' hyphenation (#462)

Author: andyw8

README.md

@@ -1,20 +1,20 @@
 [![Ruby DX Slack](https://img.shields.io/badge/Slack-Ruby%20DX-success?logo=slack)](https://join.slack.com/t/ruby-dx/shared_invite/zt-2c8zjlir6-uUDJl8oIwcen_FS_aA~b6Q)
 
-# Rails addon
+# Rails add-on
 
-The Rails addon is a [Ruby LSP](https://github.com/Shopify/ruby-lsp) [addon](https://shopify.github.io/ruby-lsp/addons.html) for extra [Rails editor features](https://shopify.github.io/ruby-lsp/rails-addon.html).
+The Rails add-on is a [Ruby LSP](https://github.com/Shopify/ruby-lsp) [add-on](https://shopify.github.io/ruby-lsp/add-ons.html) for extra [Rails editor features](https://shopify.github.io/ruby-lsp/rails-add-on.html).
 
 ## Installation
 
 If you haven't already done so, you'll need to first [set up Ruby LSP](https://shopify.github.io/ruby-lsp/#usage).
 
-As of v0.3.0, Ruby LSP will automatically include the Ruby LSP Rails addon in its custom bundle when a Rails app is detected.
+As of v0.3.0, Ruby LSP will automatically include the Ruby LSP Rails add-on in its custom bundle when a Rails app is detected.
 There is no need to add the gem to your bundle.
 
 ## Documentation
 
-See the [documentation](https://shopify.github.io/ruby-lsp/rails-addon.html) for more in-depth details about the
-[supported features](https://shopify.github.io/ruby-lsp/rails-addon.html#features).
+See the [documentation](https://shopify.github.io/ruby-lsp/rails-add-on.html) for more in-depth details about the
+[supported features](https://shopify.github.io/ruby-lsp/rails-add-on.html#features).
 
 ## Contributing
 

lib/ruby_lsp/ruby_lsp_rails/addon.rb

@@ -48,7 +48,7 @@ def rails_runner_client
       sig { override.params(global_state: GlobalState, message_queue: Thread::Queue).void }
       def activate(global_state, message_queue)
         @global_state = global_state
-        $stderr.puts("Activating Ruby LSP Rails addon v#{VERSION}")
+        $stderr.puts("Activating Ruby LSP Rails add-on v#{VERSION}")
         register_additional_file_watchers(global_state: global_state, message_queue: message_queue)
         @global_state.index.register_enhancement(IndexingEnhancement.new)
 

lib/ruby_lsp/ruby_lsp_rails/server.rb

@@ -13,14 +13,14 @@ class ServerAddon
       @server_addons = {}
 
       class << self
-        # We keep track of runtime server addons the same way we track other addons, by storing classes that inherit
+        # We keep track of runtime server add-ons the same way we track other add-ons, by storing classes that inherit
         # from the base one
         def inherited(child)
           @server_addon_classes << child
           super
         end
 
-        # Delegate `request` with `params` to the server addon with the given `name`
+        # Delegate `request` with `params` to the server add-on with the given `name`
         def delegate(name, request, params)
           @server_addons[name]&.execute(request, params)
         end

test/ruby_lsp_rails/addon_test.rb

@@ -6,7 +6,7 @@
 module RubyLsp
   module Rails
     class AddonTest < ActiveSupport::TestCase
-      test "name returns addon name" do
+      test "name returns add-on name" do
         addon = Addon.new
         assert_equal("Ruby LSP Rails", addon.name)
       end

test/ruby_lsp_rails/server_test.rb

@@ -136,7 +136,7 @@ def <(other)
     assert_equal "/users(.:format)", result[:path]
   end
 
-  test "server addons" do
+  test "server add-ons" do
     File.write("server_addon.rb", <<~RUBY)
       class TapiocaServerAddon < RubyLsp::Rails::ServerAddon
         def name