Neutrino Clean Middleware

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neutrino-middleware-clean is Neutrino middleware for removing directories before building.


  • Node.js v6.10+
  • Yarn or npm client
  • Neutrino v7


neutrino-middleware-clean can be installed via the Yarn or npm clients.


❯ yarn add neutrino-middleware-clean


npm install --save neutrino-middleware-clean


neutrino-middleware-clean can be consumed from the Neutrino API, middleware, or presets. Require this package and plug it into Neutrino:

// Using function middleware format
const clean = require('neutrino-middleware-clean');

// Use with default options

// Usage shows the default values of this middleware:
neutrino.use(clean, {
  paths: [],
  root: neutrino.options.root
// Using object or array middleware format

// Use with default options
module.exports = {
  use: ['neutrino-middleware-clean']

// Usage shows the default values of this middleware:
module.exports = {
  use: [
    ['neutrino-middleware-clean', {
      paths: [],
      root: neutrino.options.root


neutrino-middleware-clean creates some conventions to make overriding the configuration easier once you are ready to make changes.


The following is a list of plugins and their identifiers which can be overridden:

Name Description Environments and Commands
clean Removes directories before building. all


This middleware is part of the neutrino-dev repository, a monorepo containing all resources for developing Neutrino and its core presets and middleware. Follow the contributing guide for details.

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