Manually restarting Node.js application is a tiring and tedious job. Nodemon is the best solution available to autorestart a nodejs app server in development mode.
Organize the source directory
src and initiate it with an
server.js or any other convention you use to bootstrap a Node.js server.
package.json file accordingly by adding a
express or any other framework as dependency to bootstrap a minimal server.
Code for a minimal server:
In first terminal window start the server:
In second terminal window, request the url to test if the api is working and to see the response message:
Now if I change the response message, I have to restart the server to get the desired result:
Ctrl + C to stop the currently running server and restart it by using the same command before:
npm run start.
Using the curl command again from terminal window we get the desired result:
This whole process is repetitive will slow your development of any package or application. Better solution is to use
Add nodemon as
Make another script
dev under npm scripts in
$ npm run dev and request using curl command, we will see the last familiar result:
If I change the response message in
index.js file back to
Hello World, this time I don't I have to restart the server since
nodemon is watching for the changes using inside the src directory, through its
--watchparameter. If I use the curl command again, the result is familiar with the update
One can verify by observing the log messages in the terminal window where nodemon is running:
To stop the nodemon process, use
Ctrl + C.
Full Source at this Github Repository.