Open Bug 1883101 Opened 6 months ago Updated 6 months ago

Evaluate Impact of Using "Expensive" selectors in @scope

Categories

(Core :: CSS Parsing and Computation, enhancement)

Product:
Core
Component:
CSS Parsing and Computation
Type:
enhancement

Tracking

()

People

(Reporter: dshin, Unassigned)

References

(Blocks 1 open bug)

Details

Scopes like @scope (:has(~ * .bar) ~ .baz) and @scope (:nth-child(even of .foo .bar)) could get expensive fast.
Probably need to ensure the scope matching has selector caches enabled.
May require further improvements in caching as well, something along the line of bug 1845291.

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