Check out a free preview of the full Front-End Tooling and Workflows with Grunt and Beyond course:
The "Grunt Watch" Lesson is part of the full, Front-End Tooling and Workflows with Grunt and Beyond course featured in this preview video. Here's what you'd learn in this lesson:
The grunt-contrib-watch task will continuously watch any of the included files in the project for changes. When a change occurs, it will re-run all tasks specified in the watch task. This allows developers to streamline their workflow by not having to run grunt after each change.