Have Javascript locales generate (or clean) as part of other expected tasks and commands

.rubocop.yml

@@ -30,7 +30,6 @@ AllCops:
     - 'lib/tasks/settings.rake'
     - 'lib/tasks/civicrm.rake'
     - 'lib/tasks/scheduler.rake'
-    - 'lib/tasks/i18n_js.rake'
     - 'lib/tasks/seed.rake'
     - 'lib/tasks/health_report.rake'
     - 'lib/tasks/notice.rake'

bin/webpack

@@ -11,6 +11,7 @@ require "bundler/setup"
 
 require "webpacker"
 require "webpacker/webpack_runner"
+
 def system!(*args)
   system(*args) || abort("\n== Command #{args} failed ==")
 end

lib/tasks/i18n_js.rake

@@ -3,37 +3,41 @@
 # License: AGPL-3.0-or-later WITH WTO-AP-3.0-or-later
 # Full license explanation at https://github.com/houdiniproject/houdini/blob/master/LICENSE
 
-
 def enhance_assets_precompile
-  # yarn:install was added in Rails 5.1
-  Rake::Task["assets:precompile"].enhance(['i18n:js:export'])
+	# yarn:install was added in Rails 5.1
+	Rake::Task['assets:precompile'].enhance(['i18n:js:export'])
 end
 
 def enhance_webpacker_compile
-  # yarn:install was added in Rails 5.1
-  Rake::Task["webpacker:compile"].enhance(['i18n:js:export'])
+	Rake::Task['webpacker:compile'].enhance(['i18n:js:export'])
+end
+
+def enhance_webpacker_clean
+	Rake::Task['webpacker:clean'].enhance(['i18n:js:clean'])
 end
 
 def enhance_assets_clean_and_clobber
-	Rake::Task["assets:clean"].enhance(['i18n:js:clean'])
-	Rake::Task["assets:clobber"].enhance(['i18n:js:clean'])
+	Rake::Task['assets:clean'].enhance(['i18n:js:clean'])
+	Rake::Task['assets:clobber'].enhance(['i18n:js:clean'])
 end
 
 desc 'For generating the i18n-js exports at runtime. Overrides the built in i18n-js task'
 namespace :i18n do
 	namespace :js do
+		desc 'Export locales to Typescript'
 		task export: :environment do
 			GenerateLocales.generate
 		end
 
 		desc 'Delete all of the generated Javascript locales files'
 		task clean: :environment do
-			locales_dir = Rails.root.join('app', 'javascript', 'i18n', 'locales')
-			FileUtils.remove_dir(locales_dir) if Dir.exists? locales_dir
+			locales_dir = Rails.root.join('app/javascript/i18n/locales')
+			FileUtils.remove_dir(locales_dir) if Dir.exist? locales_dir
 		end
 	end
 end
 
 enhance_assets_precompile
 enhance_webpacker_compile
+enhance_webpacker_clean
 enhance_assets_clean_and_clobber

spec/tasks/i18n_js_spec.rb

@@ -0,0 +1,59 @@
+# frozen_string_literal: true
+
+# License: AGPL-3.0-or-later WITH WTO-AP-3.0-or-later
+# Full license explanation at https://github.com/houdiniproject/houdini/blob/master/LICENSE
+require 'rails_helper'
+
+Rails.application.load_tasks
+
+describe 'i18n_js.rake' do # rubocop:disable RSpec/DescribeClass
+	def system!(*args)
+		system(*args) || abort("\n== Command #{args} failed ==")
+	end
+
+	let(:locales_dir) { Rails.root.join('app/javascript/i18n/locales') }
+
+	def wrap_task(rake_taskname)
+		task = Rake::Task[rake_taskname]
+		Rake.application.tasks.each(&:reenable)
+		task.invoke
+		yield
+		Rake.application.tasks.each(&:reenable)
+	end
+
+	def verify_cleaned(rake_taskname)
+		wrap_task(rake_taskname) do
+			expect(!Dir.exist?(locales_dir) || Dir[locales_dir].none?).to(
+				eq(true),
+				"#{locales_dir} wasn't cleaned by rake #{rake_taskname}"
+			)
+		end
+	end
+
+	def verify_task_generate(rake_taskname)
+		wrap_task(rake_taskname) do
+			expect(Dir.exist?(locales_dir) && Dir[locales_dir].any?).to(
+				eq(true),
+				"#{locales_dir} wasn't generated by rake #{rake_taskname}"
+			)
+		end
+	end
+
+	def verify_generate(command_line)
+		system!(command_line)
+		expect(Dir.exist?(locales_dir) && Dir[locales_dir].any?).to(
+			eq(true),
+			"#{locales_dir} wasn't generated by #{command_line}"
+		)
+	end
+
+	it 'export and clean' do
+		verify_task_generate('i18n:js:export')
+		verify_cleaned('webpacker:clean')
+		verify_task_generate('webpacker:compile')
+		verify_cleaned('assets:clobber')
+		verify_task_generate('i18n:js:export')
+		verify_cleaned('i18n:js:clean')
+		verify_generate('bin/webpack')
+	end
+end