elf-scripts

bundle your library happily with rollup

Install

npm install elf-scripts --save-dev

Usage

add scripts in your package.json :

// package.json
{
  "scripts": {
    "serve": "elf-scripts serve",
    "iife": "elf-scripts iife",
    "umd": "elf-scripts umd",
    "build": "elf-scripts build"
  }
}

elf-scripts serve

Usage: elf-scripts serve [options]
 
Options:
 
  --env, -e            specify bundle environment (default: develoment)

elf-scripts iife

Usage: elf-scripts iife [options]
 
Options:
 
  --env, -e            specify bundle environment (default: production)
  --modern, -m         bundle library targeting modern browsers

elf-scripts umd

Usage: elf-scripts umd [options]
 
Options:
 
  --env, -e            specify bundle environment (default: production)
  --modern, -m         bundle library targeting modern browsers

elf-scripts build

Usage: elf-scripts build [options]
 
Options:
 
  --env, -e            specify bundle environment (default: production)
  --modern, -m         bundle library targeting modern browsers

Options: elf.config.js

---

entry

• Type: String | String[] | { [entryName: string]: string }

• Default: src/index.js

The bundle's entry point(s).

name

• Type: String

• Default: package.json name prop

Necessary for iife/umd bundles that exports values in which case it is the global variable name representing your bundle

serveDir

• Type: String

• Default: dist

The directory in which all generated bundle are placed. Only works for serve command.

outputDir

• Type: String

• Default: lib

The directory in which all generated bundle are placed. Works for build, iife, umd command.

modes

• Type: String | String[]
• Default: esm

Specifies the format of the generated bundle. Only works for build command.

The value can be one or more than one of the following:

• amd
• cjs
• esm
• system

modules

• Type: Object[]
• Default: undefined

Build the library in multi-module mode. Each item spacifies the elf.config.js attrs and extends elf.config.js attrs value

configureRollup

• Type: Function | Object
• Default: null

Being an Object, it will be merged into the final rollup config using _.merge

Being a Function, it will receive the rollup config as the argument, and return an object as the rollup config

pluginOptions

• Type: Object
• Default: see default options structure

The 3rd party plugin options

watchOptions

• Type: Object
• Default: see default options structure

It is rollup's watch-options. See #watch-options

Default Options Structure

module.exports = {
  entry: 'src/index.js',
  name: '', // the rollup output.name, default to package.json name attr
  serveDir: 'dist',
  outputDir: 'lib',
  modes: 'esm',
  lintOnSave: false,
  configureRollup: null,
  modules: undefined,
  pluginOptions: {
    replace: {},
    alias: {
      vue$: 'vue/dist/vue.esm.js'
    },
    resolve: {
      browser: true,
      extensions: ['.js', '.jsx', '.css', '.less', '.sass', '.scss', '.vue', '.ts', '.tsx']
    },
    postcss: {},
    commonjs: {},
    vue: {
      include: [/\.vue$/i],
      css: false
    },
    typescript2: false,
    terser: {},
    visualizer: {},
    progress: {},
    serve: {},
    livereload: {},
    html: {}
    // ...
  },
  watchOptions: {
    include: [
      'src/**'
    ]
  }
}

License

MIT