bin/rails stimulus:install

Author: amatsuda

app/javascript/application.js

@@ -1 +1,2 @@
 // Configure your import map in config/importmap.rb. Read more: https://github.com/rails/importmap-rails
+import "controllers"

app/javascript/controllers/application.js

@@ -0,0 +1,9 @@
+import { Application } from "@hotwired/stimulus"
+
+const application = Application.start()
+
+// Configure Stimulus development experience
+application.debug = false
+window.Stimulus   = application
+
+export { application }

app/javascript/controllers/hello_controller.js

@@ -0,0 +1,7 @@
+import { Controller } from "@hotwired/stimulus"
+
+export default class extends Controller {
+  connect() {
+    this.element.textContent = "Hello World!"
+  }
+}

app/javascript/controllers/index.js

@@ -0,0 +1,4 @@
+// Import and register all your controllers from the importmap via controllers/**/*_controller
+import { application } from "controllers/application"
+import { eagerLoadControllersFrom } from "@hotwired/stimulus-loading"
+eagerLoadControllersFrom("controllers", application)

config/importmap.rb

@@ -1,3 +1,6 @@
 # Pin npm packages by running ./bin/importmap
 
 pin "application"
+pin "@hotwired/stimulus", to: "stimulus.min.js"
+pin "@hotwired/stimulus-loading", to: "stimulus-loading.js"
+pin_all_from "app/javascript/controllers", under: "controllers"