<!-- 🚨 STOP 🚨 𝗦𝗧𝗢𝗣 🚨 𝑺𝑻𝑶𝑷 🚨 Half of all issues filed here are duplicates, answered in the FAQ, or not appropriate for the bug tracker. Even if you think you've found a *bug*, please read the FAQ first, especially the Common "Bugs" That Aren't Bugs section! Please help us by doing the following steps before logging an issue: * Search: https://github.com/Microsoft/TypeScript/search?type=Issues * Read the FAQ: https://github.com/Microsoft/TypeScript/wiki/FAQ Please fill in the *entire* template below. --> <!-- Please try to reproduce the issue with the latest published version. It may have already been fixed. For npm: `typescript@next` This is also the 'Nightly' version in the playground: http://www.typescriptlang.org/play/?ts=Nightly --> **TypeScript Version:** 3.7.5, 3.8.0-dev.20200201 <!-- Search terms you tried before logging this (so others can find this issue more easily) --> **Search Terms:** TS6064 composite cli option **Code** * `npm install -g typescript` * `tsc --composite` **Expected behavior:** No error since option is [documented as a CLI option](https://www.typescriptlang.org/docs/handbook/compiler-options.html). **Actual behavior:** ``` λ tsc --composite error TS6064: Option 'composite' can only be specified in 'tsconfig.json' file. ```