import type * as vscode from 'vscode'; // wiring for global test variables in runtimes declare global { interface Window { languageId: string; extensionContext: vscode.ExtensionContext; } namespace NodeJS { interface Global { languageId: string; extensionContext: vscode.ExtensionContext; } } var languageId: string; var extensionContext: vscode.ExtensionContext; } declare var languageId: string; declare var extensionContext: vscode.ExtensionContext;