rollup-plugin-load-plugins.js

/* eslint-env node */
const fs = require('fs');
const path = require('path');
const camelCase = require('lodash/camelcase');
const pkg = require(path.resolve('package.json'));

const defaultOptions = {
    regex: /^rollup-plugin-/,
    path: './'
};

module.exports = (options = defaultOptions) => {

    const local = fs.readdirSync(path.resolve(__dirname, options.path))
        .filter((name) => /\.js$/.test(name))
        .reduce((acc, curr) => {
            const key = curr.replace('.js', '');
            acc[camelCase(key)] = require(path.resolve(__dirname, curr));
            return acc;
        }, {});

    const npm = Object.keys(pkg.devDependencies)
        .filter((name) => options.regex.test(name))
        .reduce((acc, curr) => {
            const key = curr.replace(options.regex, '');
            acc[camelCase(key)] = require(curr);
            return acc;
        }, {});

    return Object.assign(npm, local);
}