Add explict return types

Signed-off-by: Sebastian Malton <sebastian@malton.name>

src/extensions/extension-discovery.ts

@@ -106,11 +106,11 @@ export class ExtensionDiscovery extends Singleton {
     return path.join(os.homedir(), ".k8slens", "extensions");
   }
 
-  get packageJsonPath() {
+  get packageJsonPath(): string {
     return path.join(extensionInstaller.extensionPackagesRoot, manifestFilename);
   }
 
-  get inTreeTargetPath() {
+  get inTreeTargetPath(): string {
     return path.join(extensionInstaller.extensionPackagesRoot, "extensions");
   }
 
@@ -125,7 +125,7 @@ export class ExtensionDiscovery extends Singleton {
   /**
    * Initializes the class and setups the file watcher for added/removed local extensions.
    */
-  async init() {
+  async init(): Promise<void> {
     if (ipcRenderer) {
       await this.initRenderer();
     } else {
@@ -133,7 +133,7 @@ export class ExtensionDiscovery extends Singleton {
     }
   }
 
-  async initRenderer() {
+  async initRenderer(): Promise<void> {
     const onMessage = ({ isLoaded }: ExtensionDiscoveryChannelMessage) => {
       this.isLoaded = isLoaded;
     };
@@ -144,7 +144,7 @@ export class ExtensionDiscovery extends Singleton {
     });
   }
 
-  async initMain() {
+  async initMain(): Promise<void> {
     handleRequest(ExtensionDiscovery.extensionDiscoveryChannel, () => this.toJSON());
 
     reaction(() => this.toJSON(), () => {
@@ -156,7 +156,7 @@ export class ExtensionDiscovery extends Singleton {
    * Watches for added/removed local extensions.
    * Dependencies are installed automatically after an extension folder is copied.
    */
-  async watchExtensions() {
+  async watchExtensions(): Promise<void> {
     logger.info(`${logModule} watching extension add/remove in ${this.localFolderPath}`);
 
     // Wait until .load() has been called and has been resolved
@@ -183,7 +183,7 @@ export class ExtensionDiscovery extends Singleton {
       .on("unlink", this.handleWatchUnlinkEvent);
   }
 
-  handleWatchFileAdd = async (manifestPath: string) => {
+  handleWatchFileAdd = async (manifestPath: string): Promise<void> => {
     // e.g. "foo/package.json"
     const relativePath = path.relative(this.localFolderPath, manifestPath);
 
@@ -264,7 +264,7 @@ export class ExtensionDiscovery extends Singleton {
    * which wouldn't be fixed if the extension was reinstalled, causing the extension not to work.
    * @param name e.g. "@mirantis/lens-extension-cc"
    */
-  removeSymlinkByPackageName(name: string) {
+  removeSymlinkByPackageName(name: string): Promise<void> {
     return fse.remove(this.getInstalledPath(name));
   }
 
@@ -273,7 +273,7 @@ export class ExtensionDiscovery extends Singleton {
    * The application will detect the folder unlink and remove the extension from the UI automatically.
    * @param extensionId The ID of the extension to uninstall.
    */
-  async uninstallExtension(extensionId: LensExtensionId) {
+  async uninstallExtension(extensionId: LensExtensionId): Promise<void> {
     const { manifest, absolutePath } = this.extensions.get(extensionId) ?? ExtensionLoader.getInstance().getExtension(extensionId);
 
     logger.info(`${logModule} Uninstalling ${manifest.name}`);
@@ -334,7 +334,7 @@ export class ExtensionDiscovery extends Singleton {
    * Returns the symlinked path to the extension folder,
    * e.g. "/Users/<username>/Library/Application Support/Lens/node_modules/@publisher/extension"
    */
-  protected getInstalledPath(name: string) {
+  protected getInstalledPath(name: string): string {
     return path.join(this.nodeModulesPath, name);
   }
 
@@ -342,7 +342,7 @@ export class ExtensionDiscovery extends Singleton {
    * Returns the symlinked path to the package.json,
    * e.g. "/Users/<username>/Library/Application Support/Lens/node_modules/@publisher/extension/package.json"
    */
-  protected getInstalledManifestPath(name: string) {
+  protected getInstalledManifestPath(name: string): string {
     return path.join(this.getInstalledPath(name), manifestFilename);
   }
 
@@ -398,7 +398,7 @@ export class ExtensionDiscovery extends Singleton {
   /**
    * Write package.json to file system and install dependencies.
    */
-  installBundledPackages(packageJsonPath: string, extensions: InstalledExtension[]) {
+  installBundledPackages(packageJsonPath: string, extensions: InstalledExtension[]): Promise<void> {
     const dependencies = Object.fromEntries(
       extensions.map(extension => [extension.manifest.name, extension.absolutePath])
     );
@@ -406,11 +406,11 @@ export class ExtensionDiscovery extends Singleton {
     return extensionInstaller.installPackages(packageJsonPath, { dependencies });
   }
 
-  async installPackage(name: string) {
+  async installPackage(name: string): Promise<void> {
     return extensionInstaller.installPackage(name);
   }
 
-  async loadBundledExtensions() {
+  async loadBundledExtensions(): Promise<InstalledExtension[]> {
     const extensions: InstalledExtension[] = [];
     const folderPath = this.bundledFolderPath;
     const paths = await fse.readdir(folderPath);
@@ -479,7 +479,7 @@ export class ExtensionDiscovery extends Singleton {
     });
   }
 
-  broadcast() {
+  broadcast(): void {
     broadcastMessage(ExtensionDiscovery.extensionDiscoveryChannel, this.toJSON());
   }
 }