webpack/examples/module-library/README.md

example.js

export * from "./counter";
export * from "./methods";

methods.js

export { reset as resetCounter } from "./counter";

export const print = value => console.log(value);

counter.js

export let value = 0;
export function increment() {
	value++;
}
export function decrement() {
	value--;
}
export function reset() {
	value = 0;
}

dist/output.js

/*!********************************!*\
  !*** ./example.js + 2 modules ***!
  \********************************/
/*! namespace exports */
/*! export decrement [provided] [used in main] [missing usage info prevents renaming] -> ./counter.js .decrement */
/*! export increment [provided] [used in main] [missing usage info prevents renaming] -> ./counter.js .increment */
/*! export print [provided] [used in main] [missing usage info prevents renaming] -> ./methods.js .print */
/*! export reset [provided] [used in main] [missing usage info prevents renaming] -> ./counter.js .reset */
/*! export resetCounter [provided] [used in main] [missing usage info prevents renaming] -> ./counter.js .reset */
/*! export value [provided] [used in main] [missing usage info prevents renaming] -> ./counter.js .value */
/*! other exports [not provided] [no usage info] */
/*! runtime requirements:  */

;// ./counter.js
let value = 0;
function increment() {
	value++;
}
function decrement() {
	value--;
}
function counter_reset() {
	value = 0;
}

;// ./methods.js


const print = value => console.log(value);

;// ./example.js



export { decrement, increment, print, counter_reset as reset, counter_reset as resetCounter, value };

dist/output.js (production)

let n=0;function o(){n++}function t(){n--}function e(){n=0}const s=n=>console.log(n);export{t as decrement,o as increment,s as print,e as reset,e as resetCounter,n as value};

Info

Unoptimized

asset output.js 1.19 KiB [emitted] [javascript module] (name: main)
chunk (runtime: main) output.js (main) 302 bytes [entry] [rendered]
  > ./example.js main
  ./example.js + 2 modules 302 bytes [built] [code generated]
    [exports: decrement, increment, print, reset, resetCounter, value]
    [used exports unknown]
    entry ./example.js main
    used as library export
webpack X.X.X compiled successfully

Production mode

asset output.js 174 bytes [emitted] [javascript module] [minimized] (name: main)
chunk (runtime: main) output.js (main) 302 bytes [entry] [rendered]
  > ./example.js main
  ./example.js + 2 modules 302 bytes [built] [code generated]
    [exports: decrement, increment, print, reset, resetCounter, value]
    [all exports used]
    entry ./example.js main
    used as library export
webpack X.X.X compiled successfully