How to automatically reload Node.js project when using pm2

Question

I am currently programming Node.js with Express.js, and every time I change a line of code in the file router or app, I need to type the command:

pm2 reload id_         


        

Answer 1

PM2 comes with a handy development tool that allow you to start an application and restart it on file change:

# Start your application in development mode
# it print the logs and restart on file change too

# Two way of running your application :
pm2-dev start my-app.js

# or

pm2-dev my-app.js