[Tapioca add-on] Add ServerAddon boilerplate

.rubocop.yml

@@ -45,6 +45,8 @@ Sorbet/TrueSigil:
   Include:
     - "**/*.rb"
     - "**/*.rake"
+  Exclude:
+    - "lib/ruby_lsp/tapioca/server_addon.rb"
 
 Style/CaseEquality:
   Enabled: false

lib/ruby_lsp/tapioca/addon.rb

@@ -12,8 +12,6 @@
   return
 end
 
-require "tapioca/internal"
-
 module RubyLsp
   module Tapioca
     class Addon < ::RubyLsp::Addon
@@ -40,6 +38,7 @@ def activate(global_state, outgoing_queue)
           # thread
           addon = T.cast(::RubyLsp::Addon.get("Ruby LSP Rails", ">= 0.3.18", "< 0.4"), ::RubyLsp::Rails::Addon)
           @rails_runner_client = addon.rails_runner_client
+          @rails_runner_client.register_server_addon(File.expand_path("server_addon.rb", __dir__))
         rescue IncompatibleApiError
           # The requested version for the Rails add-on no longer matches. We need to upgrade and fix the breaking
           # changes
@@ -62,6 +61,9 @@ def version
 
       sig { params(changes: T::Array[{ uri: String, type: Integer }]).void }
       def workspace_did_change_watched_files(changes)
+        return unless T.must(@global_state).experimental_features
+        return unless @rails_runner_client # Client is not ready
+
         constants = changes.flat_map do |change|
           path = URI(change[:uri]).to_standardized_path
           entries = T.must(@index).entries_for(path)
@@ -74,8 +76,8 @@ def workspace_did_change_watched_files(changes)
 
         return if constants.empty?
 
-        T.must(@rails_runner_client).trigger_reload
-        T.must(@rails_runner_client).delegate_notification(
+        @rails_runner_client.trigger_reload
+        @rails_runner_client.delegate_notification(
           server_addon_name: "Tapioca",
           request_name: "dsl",
           params: { constants: constants },

lib/ruby_lsp/tapioca/server_addon.rb

@@ -0,0 +1,27 @@
+# typed: false
+# frozen_string_literal: true
+
+require "tapioca/internal"
+
+module RubyLsp
+  module Tapioca
+    class ServerAddon < ::RubyLsp::Rails::ServerAddon
+      def name
+        "Tapioca"
+      end
+
+      def execute(request, params)
+        case request
+        when "dsl"
+          dsl(params)
+        end
+      end
+
+      private
+
+      def dsl(params)
+        # TODO
+      end
+    end
+  end
+end

sorbet/tapioca/require.rb

@@ -15,4 +15,5 @@
 require "ruby_lsp/internal"
 require "ruby_lsp/test_helper"
 require "ruby_lsp/ruby_lsp_rails/addon"
+require "ruby_lsp/ruby_lsp_rails/server"
 require "rbs"