Fix bug and stop suggesting WorkspaceFolder as ConfigLocation (#119)

src/config.ts

@@ -206,8 +206,8 @@ export async function alterConfigs(location: ConfigLocation, alterer: ConfigAlte
     case vscode.ConfigurationTarget.WorkspaceFolder:
       const conf = vscode.workspace.getConfiguration('sshfs');
       const inspect = conf.inspect<FileSystemConfig[]>('configs')!;
-      const array = [[], inspect.globalValue, inspect.workspaceValue, inspect.workspaceFolderValue][location];
-      if (!array) throw new Error(`Something very unexpected happened...`);
+      // If the array doesn't exist, create a new empty one
+      const array = [, inspect.globalValue, inspect.workspaceValue, inspect.workspaceFolderValue][location] || [];
       let modified = alterer(array);
       if (!modified) return;
       modified = modified.map((config) => {

src/fileSystemConfig.ts

@@ -17,7 +17,8 @@ export function formatConfigLocation(location?: ConfigLocation): string {
 }
 
 export function getLocations(configs: FileSystemConfig[]): ConfigLocation[] {
-  const res: ConfigLocation[] = [1, 2, 3];
+  const res: ConfigLocation[] = [1, 2 /*, 3*/]; // No WorkspaceFolder support (for now)
+  // TODO: Suggest creating sshfs.jsonc etc in current workspace folder(s) (UI feature?)
   for (const { _location } of configs) {
     if (!_location) continue;
     if (!res.find(l => l === _location)) {