# purs-loader
> [PureScript](http://www.purescript.org) loader for [webpack](http://webpack.github.io)
- Supports hot-reloading and rebuilding of single source files
- Dead code elimination using the `bundle` option
- Colorized build output using `purescript-psa` and the `psc: "psa"` option
## Install
Install with [npm](https://npmjs.org/package/purs-loader).
```
npm install purs-loader@next --save-dev
```
## Example
```javascript
const webpackConfig = {
// ...
loaders: [
// ...
{
test: /\.purs$/,
loader: 'purs-loader',
exclude: /node_modules/,
query: {
psc: 'psa',
src: ['bower_components/purescript-*/src/**/*.purs', 'src/**/*.purs'],
ffi: ['bower_components/purescript-*/src/**/*.js', 'src/**/*.js'],
}
}
// ...
]
// ...
}
```
Refer to the [purescript-webpack-example](https://github.com/ethul/purescript-webpack-example) for a more detailed example.
### Options
Default options:
```javascript
{
psc: 'psc',
pscArgs: {},
pscBundle: 'psc-bundle',
pscBundleArgs: {},
pscIde: false, // instant rebuilds using psc-ide-server (experimental)
pscIdeColors: false, // defaults to true if psc === 'psa'
bundleOutput: 'output/bundle.js',
bundleNamespace: 'PS',
bundle: false,
warnings: true,
output: 'output',
src: [
path.join('src', '**', '*.purs'),
path.join('bower_components', 'purescript-*', 'src', '**', '*.purs')
],
ffi: [
path.join('src', '**', '*.js'),
path.join('bower_components', 'purescript-*', 'src', '**', '*.js')
],
}
```
### Instant rebuilds (experimental)
Experimental support for instant rebuilds using `psc-ide-server` can be enabled
via the `pscIde: true` option.
