feat(api): improve EventName type definition (#2379)

.changes/improve-api-types.md

@@ -0,0 +1,5 @@
+---
+"api": patch
+---
+
+Improve `EventName` type using `type-fest`'s `LiteralUnion`.

tooling/api/package.json

@@ -66,6 +66,7 @@
     "rollup": "2.56.1",
     "rollup-plugin-terser": "7.0.2",
     "tslib": "2.3.0",
+    "type-fest": "2.0.0",
     "typedoc": "0.21.5",
     "typedoc-plugin-markdown": "3.10.4",
     "typescript": "4.3.5"

tooling/api/src/event.ts

@@ -12,6 +12,7 @@
 import { invokeTauriCommand } from './helpers/tauri'
 import { emit as emitEvent } from './helpers/event'
 import { transformCallback } from './tauri'
+import { LiteralUnion } from 'type-fest'
 
 interface Event<T> {
   /** Event name */
@@ -22,7 +23,7 @@ interface Event<T> {
   payload: T
 }
 
-type EventName =
+type EventName = LiteralUnion<
   | 'tauri://update'
   | 'tauri://update-available'
   | 'tauri://update-install'
@@ -37,8 +38,9 @@ type EventName =
   | 'tauri://menu'
   | 'tauri://file-drop'
   | 'tauri://file-drop-hover'
-  | 'tauri://file-drop-cancelled'
-  | string
+  | 'tauri://file-drop-cancelled',
+  string
+>
 
 type EventCallback<T> = (event: Event<T>) => void
 

tooling/api/src/window.ts

@@ -249,7 +249,7 @@ class WebviewWindowHandle {
   ): Promise<UnlistenFn> {
     if (this._handleTauriEvent(event, handler)) {
       return Promise.resolve(() => {
-        // eslint-disable-next-line security/detect-object-injection
+        // eslint-disable-next-line @typescript-eslint/no-unsafe-member-access, security/detect-object-injection
         const listeners = this.listeners[event]
         listeners.splice(listeners.indexOf(handler), 1)
       })

tooling/api/tsconfig.json

@@ -10,7 +10,8 @@
     },
     "declaration": true,
     "declarationDir": "dist",
-    "rootDir": "src"
+    "rootDir": "src",
+    "moduleResolution": "node"
   },
   "include": ["./src"]
 }

tooling/api/yarn.lock

@@ -3377,6 +3377,11 @@ type-check@^0.4.0, type-check@~0.4.0:
   dependencies:
     prelude-ls "^1.2.1"
 
+type-fest@2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/type-fest/-/type-fest-2.0.0.tgz#e9daf5615e89f6d430f34117f88f4ee2cd5a2725"
+  integrity sha512-BoEUnckjP9oiudy3KxlGdudtBAdJQ74Wp7dYwVPkUzBn+cVHOsBXh2zD2jLyqgbuJ1KMNriczZCI7lTBA94dFg==
+
 type-fest@^0.20.2:
   version "0.20.2"
   resolved "https://registry.yarnpkg.com/type-fest/-/type-fest-0.20.2.tgz#1bf207f4b28f91583666cb5fbd327887301cd5f4"