const { resolve } = require('path')

const isProduction = process.env.NODE_ENV === 'production' const isDevelopment = process.env.NODE_ENV === 'development' const elmSource = resolve(process.cwd()) const elmBinary = `${elmSource}/node_modules/.bin/elm`

const options = {

cwd: elmSource, 
pathToElm: elmBinary, 
optimize: isProduction, 
verbose: isDevelopment, 
debug: isDevelopment

}

const elmWebpackLoader = {

loader: 'elm-webpack-loader',
options: options

}

module.exports = {

test: /\.elm(\.erb)?$/,
exclude: [/elm-stuff/, /node_modules/],
use: isProduction ? [elmWebpackLoader] : [{ loader: 'elm-hot-webpack-loader' }, elmWebpackLoader]

}