pyrsmk

const { CLIEngine } = require('eslint')
const rollup = require('rollup')
const typescript = require('rollup-plugin-typescript2')
const prepack = require('rollup-plugin-prepack-up')
const uglify = require('uglify-js')
const fs = require('fs')
const chalk = require('chalk')

const info = message => {
    console.info(chalk.yellow(' * ') + chalk.green(message))

pyrsmk

{
  "scripts": {
    "build": "yarn lint && yarn bundle && yarn minify && yarn minify-dev",
    "lint": "eslint 'src/**'",
    "bundle": "rollup -c",
    "minify": "uglifyjs dist/toast.js -o dist/toast.min.js",
    "minify-dev": "uglifyjs dist/toast.js -o tests/lib/toast.min.js --source-map filename=toast.js,url=inline && rm tests/lib/toast.min.js.map",
  }
}

pyrsmk

const { task, series, logger } = require('just-task')
const { CLIEngine } = require('eslint')
const rollup = require('rollup')
const typescript = require('rollup-plugin-typescript2')
const prepack = require('rollup-plugin-prepack-up')
const uglify = require('uglify-js')
const fs = require('fs')

const lint = options => {
    const eslint = new CLIEngine()

pyrsmk

const { src, dest, series } = require('gulp')
const eslint = require('gulp-eslint')
const rollup = require('gulp-better-rollup')
const typescript = require('rollup-plugin-typescript2')
const prepack = require('rollup-plugin-prepack-up')
const ts = require('gulp-typescript')
const sourcemaps = require('gulp-sourcemaps')
const uglify = require('gulp-uglify')
const rename = require('gulp-rename')

pyrsmk

const typescript = require('rollup-plugin-typescript2')
const prepack = require('rollup-plugin-prepack-up')

module.exports = grunt => {
    grunt.loadNpmTasks('grunt-eslint')
    grunt.loadNpmTasks('grunt-rollup')
    grunt.loadNpmTasks('grunt-contrib-uglify')

    grunt.initConfig({
        eslint: {

pyrsmk

const { CLIEngine } = require('eslint')
const rollup = require('rollup')
const typescript = require('rollup-plugin-typescript2')
const prepack = require('rollup-plugin-prepack-up')

exports.lint = function* () {
    yield new Promise((resolve, reject) => {
        const eslint = new CLIEngine()
        const formatter = eslint.getFormatter()
        const { results } = eslint.executeOnFiles(['src/**'])

pyrsmk

const rollup = require('rollup')
const typescript = require('rollup-plugin-typescript2')
const prepack = require('rollup-plugin-prepack-up')

module.exports = async options => {
    await rollup.rollup({
        input: options.input,
        plugins: [
            typescript({ useTsconfigDeclarationDir: true }),
            prepack(),

pyrsmk

const { CLIEngine } = require('eslint')
const { logger } = require('just-task')

module.exports = options => {
    const eslint = new CLIEngine()
    const formatter = eslint.getFormatter()
    const { results } = eslint.executeOnFiles([options.glob])
    if (results.reduce((value, item) => value + item.errorCount, 0)) {
        logger.info(formatter(results))
        throw new Error('Linter has found errors')

pyrsmk

const uglify = require('uglify-js')
const fs = require('fs')

module.exports = async options => {
    const params = {}
    if ('sourcemap' in options && 'filename' in options) {
        params.sourceMap = {
            filename: options.filename,
            url: 'inline',
        }

pyrsmk

task('bundle', () => {
    source('src/MyLib.ts').rollup({
        format: 'umd',
        name: 'mylib',
        plugins: [
            typescript(),
            prepack(),
        ],
    }).tofile('dist/mylib.js')
}))