Node Inspector is a debugger interface for Node.js applications that uses the Blink Developer Tools (formerly WebKit Web Inspector).
Also,we can use node-inspector to debugger grunt task.
node-debug $(which grunt) task
node-inspector has the command
node-debug, which launches node in a
--debug state and opens the browser to the
node-inspector page, stopping when it hits the first
debugger line or set breakpoint.