CSS is not emitted for imports from `html-webpack-plugin`

[ogonkov]

• Operating System: macOS 10.15.7
• Node Version: v10.17.0
• NPM Version: 6.11.3
• webpack Version: 5.4.0
• mini-css-extract-plugin Version: 1.2.1

Expected Behavior

CSS chunk emitted, and inserted to html with CSS-modules hash

Actual Behavior

HTML emmited without css chunk and empty class attribute

Code

https://gist.github.com/ogonkov/2e23941414d6f0b3d5328bd80cba5674

How Do We Reproduce?

Instructions in gist above.

[ogonkov]

Same case previously produce an error #489

[alexander-akait]

Sorry, not related to mini-css-extract-plugin, please open an issue in HTMLWebpackPlugin, we already exported all locals

[ogonkov]

I see that require in template is returns module, but it didn"t have any content. How it could be not related to loader?

[alexander-akait]

No