.scss method with .sourceMaps produces an empty sourcemap file.

• Laravel Mix Version: 0.8.1
• Node Version (node -v): 7.6.0
• NPM Version (npm -v): 4.2.0
• OS: macOS 10.12.3

Description:

.sass method with .sourceMaps() generates an empty sourcemap

mix config:

mix.js('resources/assets/js/main.js', 'public/js/bundle.js')
.js('resources/assets/js/index-page.js', 'public/js/index-page.js')
.js('resources/assets/js/icons.js', 'public/js/icons.js')
.extract(['jquery', 'babel-polyfill'])
.autoload({
	jquery: ['$', 'jQuery', 'window.jQuery'],
	'headroom.js': ['Headroom']
})
.sass('resources/assets/sass/style.scss', 'public/css')
.disableNotifications()
.options({
	processCssUrls: false
})
.sourceMaps()
.browserSync({
	proxy: process.env.LOCAL_PROXY,
	files: [
		'app/**/*.php',
	        'resources/views/**/*.php',
		'public/js/**/*.js',
	        'public/css/**/*.css'
	]
})

Steps To Reproduce:

Run npm run watch with the provided config.

[ankurk91]

Fixed in #654

[stale[bot]]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.