Handle the lack of the optional dependencies #3791
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What:
When optional dependencies are not installed or missing (ex:
npm ci --omit=optional
) less.js throw errors for features that use that dependencies.This is in contradiction with the purpose of
optionaldependencies
:Why:
This is a graceful degradation when optional dependencies are not installed or missing. Less.js will still generate CSS but with a less optimal result. (ex:
data-uri()
always generate application/octet-stream base64 URIs,image-size()
resolve to0px 0px
)How:
Checklist: