## Command-line 

This documents the full set of available command-line flags one can use.

### `--unusedVars <boolean>`

* **What**: Allows one to toggle whether or not warnings about unused variables should be printed out or not.
* **Where**: Can be used with the `typecheck`, `emit` and `compile` commands.
* **How**: This toggles the compiler configuration entry `typecheck:warnUnusedVars`

