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https://github.com/spatie/laravel-mix-purgecss

Zero-config Purgecss for Laravel Mix
https://github.com/spatie/laravel-mix-purgecss

laravel-mix purgecss purgecss-wrapper

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Zero-config Purgecss for Laravel Mix

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# PurgeCSS wrapper for Laravel Mix

[![Software License](https://img.shields.io/badge/license-MIT-brightgreen.svg?style=flat-square)](LICENSE.md)
[![Latest Version on NPM](https://img.shields.io/npm/v/laravel-mix-purgecss.svg?style=flat-square)](https://npmjs.com/package/laravel-mix-purgecss)
[![npm](https://img.shields.io/npm/dt/laravel-mix-purgecss.svg?style=flat-square)](https://www.npmjs.com/package/laravel-mix-purgecss)

This package adds a `purgeCss` option to Laravel Mix, which installs PurgeCSS for you with a set of sensible defaults for Laravel applications.

```js
const mix = require('laravel-mix');
require('laravel-mix-purgecss');

// ...

mix.js('resources/js/app.js', 'public/js')
.sass('resources/sass/app.scss', 'public/css')
.purgeCss();
```

## Support us

[](https://spatie.be/github-ad-click/laravel-mix-purgecss)

We invest a lot of resources into creating [best in class open source packages](https://spatie.be/open-source). You can support us by [buying one of our paid products](https://spatie.be/open-source/support-us).

We highly appreciate you sending us a postcard from your hometown, mentioning which of our package(s) you are using. You'll find our address on [our contact page](https://spatie.be/about-us). We publish all received postcards on [our virtual postcard wall](https://spatie.be/open-source/postcards).

## Installation

Before you get started, make sure you're using `laravel-mix` version 5.0.0 or higher.

You can install the package with yarn or npm:

```bash
yarn add laravel-mix-purgecss --dev
```

```bash
npm install laravel-mix-purgecss --save-dev
```

Then install the extension by requiring the module in your Mix configuration.

```js
const mix = require('laravel-mix');
require('laravel-mix-purgecss');

// ...
```

PurgeCSS can be enabled by calling `.purgeCss()` in your Mix chain.

```js
mix.js('resources/js/app.js', 'public/js')
.sass('resources/sass/app.scss', 'public/css')
.purgeCss();
```

By default, PurgeCSS only works when building assets for production. You can override this behaviour by specifying the `enabled` option.

```js
mix.js('resources/js/app.js', 'public/js')
.sass('resources/sass/app.scss', 'public/css')
.purgeCss({
enabled: true,
});
```

### Important notice for `mix.postCss` or `postcss.config.js` users

When you use `mix.postCss()` or a seperate `postcss.config.js` file, Mix _overrides_ all other PostCSS plugins, including the PurgeCSS instance added by this plugin.

To work around this issue, either:

1) Include your PostCSS plugins with `mix.options()`

```diff
const mix = require('laravel-mix');
require('laravel-mix-purgecss');

mix.js('resources/js/app.js', 'public/js')
- .postCss('resources/sass/app.css', 'public/css', [
- require('tailwindcss')(),
- ])
+ .postCss('resources/sass/app.css', 'public/css')
+ .options({
+ postCss: [require('tailwindcss')]
+ })
.purgeCss();
```

2) Don't use this package, and use [`postcss-purgecss-laravel`](https://github.com/spatie/postcss-purgecss-laravel) instead

```diff
const mix = require('laravel-mix');
- require('laravel-mix-purgecss');

mix.js('resources/js/app.js', 'public/js')
.postCss('resources/sass/app.css', 'public/css', [
require('tailwindcss')(),
+ require('postcss-purgecss-laravel')({ /* ... */ }),
])
.purgeCss();
```

## PurgeCSS customization

Custom options can be passed when calling PurgeCSS if necessary. Visit PurgeCSS' [docs](https://purgecss.com/configuration.html#options) to learn more about the available options.

```js
mix.js('resources/js/app.js', 'public/js')
.sass('resources/sass/app.scss', 'public/css')
.purgeCss({
content: [path.join(__dirname, 'vendor/spatie/menu/**/*.php')],
safelist: { deep: [/hljs/] },
});
```

Passing options will _override_ the package defaults. If you want to _extend_ the package defaults, wrap them in an `extend` object.

```js
mix.js('resources/js/app.js', 'public/js')
.sass('resources/sass/app.scss', 'public/css')
.purgeCss({
extend: {
content: [path.join(__dirname, 'vendor/spatie/menu/**/*.php')],
safelist: { deep: [/hljs/] },
},
});
```

This package uses [`postcss-purgecss-laravel`](https://github.com/spatie/postcss-purgecss-laravel) under the hood, which has the following defaults:

```js
const defaultConfig = {
content: [
"app/**/*.php",
"resources/**/*.html",
"resources/**/*.js",
"resources/**/*.jsx",
"resources/**/*.ts",
"resources/**/*.tsx",
"resources/**/*.php",
"resources/**/*.vue",
"resources/**/*.twig",
],
defaultExtractor: (content) => content.match(/[\w-/.:]+(?