Merge pull request rails#53733 from eval/fix/pretend-devcontainer

Fix rails new with --devcontainer --pretend

Author: byroot

railties/lib/rails/generators/rails/app/app_generator.rb

@@ -272,9 +272,9 @@ def devcontainer
         dev: options[:dev],
         node: using_node?,
         app_name: app_name,
-        skip_solid: options[:skip_solid]
+        skip_solid: options[:skip_solid],
+        pretend: options[:pretend]
       }
-
       Rails::Generators::DevcontainerGenerator.new([], devcontainer_options).invoke_all
     end
   end

railties/test/generators/app_generator_test.rb

@@ -1296,6 +1296,12 @@ def test_name_option
     assert_file "config/application.rb", /^module MyApp$/
   end
 
+  def test_devcontainer_supports_pretend
+    run_generator [ destination_root, "--devcontainer", "--pretend" ]
+
+    assert_no_file(".devcontainer/devcontainer.json")
+  end
+
   def test_devcontainer
     run_generator [destination_root, "--devcontainer", "--name=my-app"]