id	summary	reporter	owner	description	type	status	priority	milestone	component	version	severity	resolution	keywords	cc	focuses
64662	Add TypeScript static analysis for core JavaScript files	westonruter	westonruter	"For #64661, a [https://github.com/WordPress/wordpress-develop/pull/10900 PR] is proposed which adds TypeScript checking for the scripts related to the CodeMirror code editor integrations. With that in place, core should start expanding the scope of which JS files are checked to ensure code quality and fix subtle bugs. The same is being done for PHP with PHPStan in #61175.

Note that TypeScript is already being used in Gutenberg. See https://make.wordpress.org/core/2021/03/18/proposal-native-typescript-support-in-gutenberg/

To do:

1. Commit https://github.com/WordPress/wordpress-develop/pull/10900
2. Add `typecheck:js` to the `precommit` Grunt task.
3. Add GHA workflow which runs `typecheck:js`"	task (blessed)	closed	normal	7.0	Build/Test Tools		normal	fixed	has-patch changes-requested		javascript