Rollup plugin copy watch

rollup-plugin-copy-watch.js

import * as chokidar from 'chokidar';
import copy from 'rollup-plugin-copy';
import { red } from 'colorette';

export default function copyWatch(options = {}) {
    const {
        hook = 'buildEnd',
        watch = false,
    } = options;

    if (!watch) {
        console.log(red('[rollup-plugin-copy-watch]: "watch" option not set. Returning the default "rollup-plugin-copy" plugin'));

        return copy(options);
    }

    const {
        [hook]: doCopy,
    } = copy(options);

    chokidar
        .watch(watch, {
            ignoreInitial: true,
        })
        .on('all', doCopy);


    return {
        name: 'copy+watch',
        [hook]: doCopy,
    };
}