less grammar validation(Pseudo classes) support

less / less.js

Less. The dynamic stylesheet language.

http://lesscss.org

Apache License 2.0

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Closed stefango closed 1 year ago

stefango commented 3 years ago

// wrong（no error in WebStorm）
&:not(first-child) {
background: red;
}
// true
&:not(:first-child) {
background: red;
}

iChenLei commented 3 years ago

Less compiler doesn't report any errors for this code, and the generated CSS is accepted by W3C validator; what errors would you expect to see here?

https://validator.w3.org/nu/#textarea you can use this validator to check less generated code, it's valid, so it work as expetced and not bug.