Makes main parts of the extension async

Not sure if that has any real impact on performance.
Fixes Convert extension to async #285

Author: gnikit

CHANGELOG.md

@@ -18,6 +18,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 - Changes the interface of the extension to accommodate for the newest features
   ([#292](https://github.com/krvajal/vscode-fortran-support/issues/292))
+- Changes main parts of the extension to being asynchronous
+  ([#285](https://github.com/krvajal/vscode-fortran-support/issues/285))
 
 ### Added
 

src/extension.ts

@@ -17,7 +17,7 @@ import { EXTENSION_ID, FortranDocumentSelector, promptForMissingTool } from './l
 // Make it global to catch errors when activation fails
 const loggingService = new LoggingService();
 
-export function activate(context: vscode.ExtensionContext) {
+export async function activate(context: vscode.ExtensionContext) {
   const config = vscode.workspace.getConfiguration(EXTENSION_ID);
   const linterType = config.get<string>('linter.compiler');
   const formatterType = config.get<string>('formatting.formatter');

src/features/fortls-interface.ts

@@ -16,7 +16,7 @@ export class FortranLanguageServer {
   private clients: Map<string, LanguageClient> = new Map();
   private _fortlsVersion: string | undefined;
 
-  public activate(disposables: Disposable[]) {
+  public async activate(disposables: Disposable[]) {
     workspace.onDidOpenTextDocument(this.didOpenTextDocument, this, disposables);
     workspace.textDocuments.forEach(this.didOpenTextDocument, this);
     return;

src/features/linter-provider.ts

@@ -27,7 +27,7 @@ export class FortranLintingProvider {
     return;
   }
 
-  public activate(subscriptions: vscode.Disposable[]) {
+  public async activate(subscriptions: vscode.Disposable[]) {
     this.diagnosticCollection = vscode.languages.createDiagnosticCollection('Fortran');
 
     vscode.workspace.onDidOpenTextDocument(this.doModernFortranLint, this, subscriptions);