jetpack.js's Introduction

Jetpack.js

jetpack.js is an extremely fast js bundler and minifier written in C++.

Features
Installation
Usage
WebAssembly User
Platform

Features

Implemented in C++ with excellent performance
Full support for ECMAScript 2017(ECMA-262 8th Edition)
Experimental support for JSX, a syntax extension for React
Friendly error message
Bundle a ES project into a single file.
Scope hoisting.
Constant folding.
Minify the code.
Sourcemap generation

Installation & Usage

npm install -g jetpp

Use command line to bundle a js module.

jetpp main.js --out bundle.js

Help command:

$ jetpp --help

Jetpack command line
Usage:
  Jetpack [OPTION...] positional parameters

      --tolerant            tolerant parsing error
      --jsx                 support jsx syntax
      --library             bundle as library, do not bundle node_modules
      --help                produce help message
      --analyze-module arg  analyze a module and print result
      --no-trace            do not trace ref file when analyze module
      --minify              minify the code
      --out arg             output filename of bundle
      --sourcemap           generate sourcemaps

Node.js Program

const jetpp = require('jetpp');

console.log(jetpp.minify('let hello = "world";'));

WebAssembly User

WASM gives you the power of running Jetpack.js in the browser environment.

Install the WASM version

yarn add jetpp-wasm

Include Jetpack.js in your project

import loadJetpack from 'jetpp-wasm';

async function main(code) {
    const jetpack = await loadJetpack();
    console.log(jetpack.minify(code));  // minify
    console.log(jetpack.parse(code));  // parse
}

Platform

jetpack.js supports all popular system including:

macOS x64/arm64
Windows 64bit
Linux 64bit/arm64
WebAssembly

Build Dependencies

cxxopts
fmt
nlohmann_json
robin-hood-hashing 3.11.1
boost(Header-only) 1.76

jetpack.js's People

Contributors

Stargazers

Watchers

jetpack.js's Issues

0.5.0 : npm install don't work, polodb.org returns HTTP 404

root@magpie:/var/www/nicer.app/NicerAppWebOS/scripts.maintenance# npm install -g jetpp
npm ERR! code 255
npm ERR! path /usr/local/lib/node_modules/jetpp
npm ERR! command failed
npm ERR! command sh -c node scripts/download_lib.js
npm ERR! Jetpack lib path: /tmp/0.5.0/jetpack-node/jetpack-cli
npm ERR! lib not found, begin to download from: https://www.polodb.org/jetpack/0.5.0/node/linux/x64/jetpack-cli
npm ERR! Jetpack lib path: /tmp/0.5.0/jetpack-node/jetpp.node
npm ERR! lib not found, begin to download from: https://www.polodb.org/jetpack/0.5.0/node/linux/x64/jetpp.node
npm ERR! checksum mismatch

npm ERR! A complete log of this run can be found in:
npm ERR! /root/.npm/_logs/2023-01-08T19_57_30_160Z-debug-0.log

What are the units for the performance chart?

Are the units KB or milliseconds?

https://github.com/vincentdchan/jetpack.js/blob/master/images/chart.svg

Support vue sfc

It's a very impressive work. Specially because it can be used as a library inside a server side framework. Is there any plan to support vue single file components ?

Can't install

Reproducing

Node v16.11.1
macOS 64/arm (macbook pro 2020 M1 core)

yarn add -D jetpp

Error

error /Users/myproject/node_modules/jetpp: Command failed.
Exit code: 255
Command: node scripts/download_lib.js
Arguments: 
Directory: /Users/myproject/node_modules/jetpp

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