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https://github.com/inqnuam/esbuild-plugin-class-modules


https://github.com/inqnuam/esbuild-plugin-class-modules

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README

        

## Description

> An esbuild plugin to compile your css stylesheets using [Sass-lang](https://sass-lang.com/documentation/js-api/modules#compile), [PostCSS](https://postcss.org) and [CSS Modules.](https://github.com/css-modules/css-modules)
> Supports global and local scoped outputs.

# Installation

```bash
yarn add -D esbuild-plugin-class-modules
# or
npm install -D esbuild-plugin-class-modules
```

## Usage

```js
const esbuild = require("esbuild");
const { classModules } = require("esbuild-plugin-class-modules");

esbuild
.build({
entryPoints: ["input.js"],
outdir: "public",
bundle: true,
plugins: [classModules()],
})
.then((result) => console.log(result))
.catch(() => process.exit(1));
```

You can also customize Sass compiler, PostCSS and CssModules options.

```js
const cssCompilerOptions = {
options: {
sass: {},
postcss: [],
cssModules: {

}
},
}

// usual esbuild config
{
...
plugins: [classModules(cssCompilerOptions)],
...
}

```

By default following file extensions will be considered by the compiler:

- .css
- .module.css
- .modules.css
- .scss
- .module.scss
- .modules.scss
- .sass

using the regex `/(\.modules?)?\.((s)?css|sass)$/i` .
To customize this filter passe `filter` regex into plugin options.
Example to handle only `.scss` files:

```javascript
const cssCompilerOptions = {
filter: /\.scss$/i,
options: {
sass: {},
postcss: [],
cssModules: {},
},
};
```

### Local and Global scops

By default any file ending with `.global.css scss etc.` is considered as global.
To customize this behavior set `globalModulePaths` into plugins `cssModules`.
Default is `[/\.global\.(s?css|sass)$/]`.
See [CSS Modules](https://github.com/css-modules/css-modules) for more info.

Another way to declare class names as global scoped is to use nameless import/require.
Ex:

```javascript
import "./myAwsomeStyles.scss";
```

or as local scoped with named import/require:

```javascript
import style from "./myAwsomeStyles.scss";
```

### Usage with multiple css processor plugins

For better compatibility with other css processors it's prefered to put `esbuild-plugin-class-modules` at after all other css plugins in your esbuild config.

```js
const esbuild = require("esbuild");
const lessCssPlugin = require("some-less-processor-plugin");
const { classModules } = require("esbuild-plugin-class-modules");

esbuild
.build({
entryPoints: ["input.js"],
outdir: "public",
bundle: true,
plugins: [lessCssPlugin, classModules()],
})
.then((result) => console.log(result))
.catch(() => process.exit(1));
```