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cache clone rule

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Otherwise every time we read this value it will be re-cloned
This commit is contained in:
Robin Malfait 2020-08-18 14:08:55 +02:00 committed by Adam Wathan
parent 5260c71c60
commit e417da262e
1 changed files with 6 additions and 3 deletions
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9
src/flagged/applyComplexClasses.js
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@ -84,6 +84,11 @@ const extractUtilityNames = useMemo(
selector => selector
)
const cloneRuleWithParent = useMemo(
rule => rule.clone({ parent: rule.parent }),
rule => rule
)
function buildUtilityMap(css) {
let index = 0
const utilityMap = {}
@ -101,9 +106,7 @@ function buildUtilityMap(css) {
utilityName,
classPosition: i,
get rule() {
// TODO: #perf every time we "read" this value we will create a copy.
// Is this an issue?
return rule.clone({ parent: rule.parent })
return cloneRuleWithParent(rule)
},
})
index++