Files
50b9966ba9 Add sassOption implementation to support sass-embedded (#64577)
## What?
This PR adds an option to use `sass-embedded`.

## Why?
For large projects sass-embedded improves SCSS compilation time by over
50%.
See also https://github.com/vercel/next.js/discussions/36160

## How?
Added a sassOption `implementation` to configure the sass-loader which
Sass implementation to use.
See also https://www.npmjs.com/package/sass-loader#implementation

I think this a similar approach to what is done for `additionalData`.

## Additional notes
In order to support `sass-embedded`, `sass-loader` is upgraded to
12.6.0.

---------

Co-authored-by: Zack Tanner <[email protected]>
2024-06-19 14:50:21 +00:00

33 lines
791 B
TypeScript

/* eslint-env jest */
import { nextTestSetup } from 'e2e-utils'
import { colorToRgb } from 'next-test-utils'
describe.each([
{ dependencies: { sass: '1.54.0' }, nextConfig: undefined },
{
dependencies: { 'sass-embedded': '1.75.0' },
nextConfig: {
sassOptions: {
implementation: 'sass-embedded',
},
},
},
])(
'Has CSS Module in computed styles in Development ($dependencies)',
({ dependencies, nextConfig }) => {
const { next } = nextTestSetup({
files: __dirname,
dependencies,
nextConfig,
})
it('should have CSS for page', async () => {
const browser = await next.browser('/')
expect(
await browser.elementByCss('#verify-red').getComputedCss('color')
).toBe(colorToRgb('red'))
})
}
)