Dispatch events

Author: guillaumebriday

CHANGELOG.md

@@ -6,6 +6,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Added
+
+- Dispatch `rails-nested-form:add` and `rails-nested-form:remove` events.
+
 ## [4.1.0] - 2022-12-23
 
 ### Added

spec/index.test.ts

@@ -48,14 +48,17 @@ describe('#nestedForm', (): void => {
     const controllerElement: HTMLButtonElement = document.querySelector("[data-controller='nested-form']")
     const addButton: HTMLButtonElement = document.querySelector("[data-action='nested-form#add']")
 
-    // @ts-ignore following line
-    jest.spyOn(global, 'Event').mockImplementation((type: string, eventInit?: any) => ({ type, eventInit }))
+    // @ts-ignore
+    jest.spyOn(global, 'CustomEvent').mockImplementation((type: string, eventInit?: any) => ({ type, eventInit }))
     const mockDispatchEvent = jest.spyOn(controllerElement, 'dispatchEvent').mockImplementation(() => true)
 
     addButton.click()
 
     expect(mockDispatchEvent).toHaveBeenCalledWith({
-      type: 'nested-form:add'
+      type: 'rails-nested-form:add',
+      eventInit: {
+        bubbles: true
+      }
     })
   })
 })

src/index.ts

@@ -19,7 +19,8 @@ export default class extends Controller {
     const content: string = this.templateTarget.innerHTML.replace(/NEW_RECORD/g, new Date().getTime().toString())
     this.targetTarget.insertAdjacentHTML('beforebegin', content)
 
-    this.element.dispatchEvent(new Event('nested-form:add', { bubbles: true }))
+    const event = new CustomEvent('rails-nested-form:add', { bubbles: true })
+    this.element.dispatchEvent(event)
   }
 
   remove (e: Event): void {
@@ -36,5 +37,8 @@ export default class extends Controller {
       const input: HTMLInputElement = wrapper.querySelector("input[name*='_destroy']")
       input.value = '1'
     }
+
+    const event = new CustomEvent('rails-nested-form:remove', { bubbles: true })
+    this.element.dispatchEvent(event)
   }
 }