What is deno?

Deno is a runtime for JavaScript and TypeScript that is based on the V8 JavaScript engine and the Rust programming language. It was created by Ryan Dahl, original creator of Node.js, and is focused on productivity. It was announced by Dahl in 2018 during his talk "10 Things I Regret About Node.js".

advantages of deno

fast and safe

typescript support

new dependency management system

best adaptation of ecmascript

Why use deno?

Over time, technologies evolve and improve, this is the case of nodejs and one of the most common improvements is that we will avoid the tedious node_modulos folder and it will no longer be necessary to have 1gib of modules since it does not handle the modules in the cache. better way.

denoland / deno

A secure JavaScript and TypeScript runtime

Deno

Deno is a simple, modern and secure runtime for JavaScript and TypeScript that uses V8 and is built in Rust.

Features

Secure by default. No file, network, or environment access, unless explicitly enabled.
Supports TypeScript out of the box.
Ships only a single executable file.
Built-in utilities like a dependency inspector (deno info) and a code formatter (deno fmt).
Set of reviewed standard modules that are guaranteed to work with Deno.

Install

Shell (Mac, Linux):

curl -fsSL https://deno.land/x/install/install.sh | sh

PowerShell (Windows):

iwr https://deno.land/x/install/install.ps1 -useb | iex

Homebrew (Mac):

brew install deno

Chocolatey (Windows):

choco install deno

Scoop (Windows):

scoop install deno

Build and install from source using Cargo:

cargo install deno --locked

See deno_install and releases for other options.

Getting Started

Try running a simple program:

deno run https://deno.land/std/examples/welcome.ts

Or a more complex one:

import {

…

View on GitHub

The project grows more and more every day and more projects are adopting it, however, it is not still a very green project that is just bearing fruit.

Blog

deno is the future?

Jheyson Saavedra