<!-- tsfmt uses Language Service API. If you want to improve formatting, You should open issue to https://github.com/Microsoft/TypeScript/ --> <!-- Language Service API → https://github.com/Microsoft/TypeScript/wiki/Using-the-Language-Service-API --> **Repo** 1. Create `tsfmt.json`: ``` { "insertSpaceAfterOpeningAndBeforeClosingEmptyBraces": true, } ``` 2. Using the latest TS 4.5-nighty, try formatting: ```ts 1 || {} ``` **Bug** No space is added between the braces After debugging, it looks like the `insertSpaceAfterOpeningAndBeforeClosingEmptyBraces` option is dropped