A better and pretty variable inspector for your Node.js applications
JavaScript
2,749
151 commits
updated Feb 5, 2025
dumper.js is a better and pretty variable inspector for your Node.js applications.
npm install --save-dev dumper.js
# or you may use yarn
yarn add dumper.js --dev
dd() Dump and DieCalling dd() prints the output and kills the process
const { dd } = require('dumper.js');
const users = [
{ user: 'barney', age: 36, active: true, createdAt: new Date(), getAge: () => this.age },
{ user: 'fred', age: 40, active: false, createdAt: new Date(), getAge: () => this.age },
{ user: 'pebbles', age: 1, active: true, createdAt: new Date(), getAge: () => this.age }
];
dd(users);
// Above variable will be printed
console.log('this will never be called');
Will output below result and kill the process. Demo

dump() Dump and ContinueCalling dump() prints the output and continues with the processing
const { dump } = require('dumper.js');
const users = [
{ user: 'barney', age: 36, active: true, createdAt: new Date(), getAge: () => this.age },
{ user: 'fred', age: 40, active: false, createdAt: new Date(), getAge: () => this.age },
{ user: 'pebbles', age: 1, active: true, createdAt: new Date(), getAge: () => this.age }
];
dump(users);
// Above variable will be printed and the process will continue
console.log('this will be called');
Will output below result and continue processing. Demo

Feel free to submit pull requests, create issues or spread the word.
MIT © Zeeshan Ahmad
Overall
Maintained
Code review
npm
Latest release
Releases this year
(top 24 of 31)
51 followers · starred Aug 2018
4,396 followers · starred Aug 2018
257 followers · starred Oct 2018
920 followers · starred Feb 2019
A better and pretty variable inspector for your Node.js applications
JavaScript
2,749
151 commits
updated Feb 5, 2025
dumper.js is a better and pretty variable inspector for your Node.js applications.
npm install --save-dev dumper.js
# or you may use yarn
yarn add dumper.js --dev
dd() Dump and DieCalling dd() prints the output and kills the process
const { dd } = require('dumper.js');
const users = [
{ user: 'barney', age: 36, active: true, createdAt: new Date(), getAge: () => this.age },
{ user: 'fred', age: 40, active: false, createdAt: new Date(), getAge: () => this.age },
{ user: 'pebbles', age: 1, active: true, createdAt: new Date(), getAge: () => this.age }
];
dd(users);
// Above variable will be printed
console.log('this will never be called');
Will output below result and kill the process. Demo

dump() Dump and ContinueCalling dump() prints the output and continues with the processing
const { dump } = require('dumper.js');
const users = [
{ user: 'barney', age: 36, active: true, createdAt: new Date(), getAge: () => this.age },
{ user: 'fred', age: 40, active: false, createdAt: new Date(), getAge: () => this.age },
{ user: 'pebbles', age: 1, active: true, createdAt: new Date(), getAge: () => this.age }
];
dump(users);
// Above variable will be printed and the process will continue
console.log('this will be called');
Will output below result and continue processing. Demo

Feel free to submit pull requests, create issues or spread the word.
MIT © Zeeshan Ahmad
Overall
Maintained
Code review
npm
Latest release
Releases this year
(top 24 of 31)
51 followers · starred Aug 2018
4,396 followers · starred Aug 2018
257 followers · starred Oct 2018
920 followers · starred Feb 2019