Reload routes when changed

lib/ruby_lsp/ruby_lsp_rails/addon.rb

@@ -124,6 +124,11 @@ def workspace_did_change_watched_files(changes)
            end
           @rails_runner_client.trigger_reload
         end
+        if changes.any? do |change|
+             change[:uri].end_with?("routes.rb")
+           end
+          @rails_runner_client.reload_routes
+        end
       end
 
       sig { params(global_state: GlobalState, outgoing_queue: Thread::Queue).void }
@@ -141,7 +146,7 @@ def register_additional_file_watchers(global_state:, outgoing_queue:)
                 register_options: Interface::DidChangeWatchedFilesRegistrationOptions.new(
                   watchers: [
                     Interface::FileSystemWatcher.new(
-                      glob_pattern: "**/*structure.sql",
+                      glob_pattern: "**/*structure.sql,**/*routes.rb",
                       kind: Constant::WatchKind::CREATE | Constant::WatchKind::CHANGE | Constant::WatchKind::DELETE,
                     ),
                   ],

lib/ruby_lsp/ruby_lsp_rails/runner_client.rb

@@ -225,6 +225,18 @@ def trigger_reload
         nil
       end
 
+      sig { void }
+      def reload_routes
+        log_message("Reloading Rails routes")
+        send_notification("reload_routes")
+      rescue IncompleteMessageError
+        log_message(
+          "Ruby LSP Rails failed to reload routes",
+          type: RubyLsp::Constant::MessageType::ERROR,
+        )
+        nil
+      end
+
       sig { void }
       def shutdown
         log_message("Ruby LSP Rails shutting down server")

lib/ruby_lsp/ruby_lsp_rails/server.rb

@@ -111,6 +111,8 @@ def execute(request, params)
           send_message(resolve_association_target(params))
         when "reload"
           ::Rails.application.reloader.reload!
+        when "reload_routes"
+          ::Rails.application.routes_reloader.execute
         when "route_location"
           send_message(route_location(params.fetch(:name)))
         when "route_info"