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Use lodash for flatMap

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This commit is contained in:
Adam Wathan 2020-08-13 08:56:27 -04:00
parent 3d156cc81f
commit 1c23b0a9ed
1 changed files with 10 additions and 11 deletions
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21
src/flagged/applyComplexClasses.js
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@ -125,23 +125,22 @@ function mergeAdjacentRules(initialRule, rulesToInsert) {
function makeExtractUtilityRules(css) {
const utilityMap = buildUtilityMap(css)
const orderUtilityMap = Object.fromEntries(
Object.entries(utilityMap).flatMap(([_utilityName, utilities]) => {
_.flatMap(Object.entries(utilityMap), ([_utilityName, utilities]) => {
return utilities.map(utility => {
return [utility.index, utility]
})
})
)
return function(utilityNames, rule) {
return utilityNames
.flatMap(utilityName => {
if (utilityMap[utilityName] === undefined) {
throw rule.error(
`The \`${utilityName}\` utility does not exist. If you're sure that \`${utilityName}\` exists, make sure that any \`@import\` statements are being properly processed before Tailwind CSS sees your CSS, as \`@apply\` can only be used for classes in the same CSS tree.`,
{ word: utilityName }
)
}
return utilityMap[utilityName].map(({ index }) => index)
})
return _.flatMap(utilityNames, utilityName => {
if (utilityMap[utilityName] === undefined) {
throw rule.error(
`The \`${utilityName}\` utility does not exist. If you're sure that \`${utilityName}\` exists, make sure that any \`@import\` statements are being properly processed before Tailwind CSS sees your CSS, as \`@apply\` can only be used for classes in the same CSS tree.`,
{ word: utilityName }
)
}
return utilityMap[utilityName].map(({ index }) => index)
})
.sort((a, b) => a - b)
.map(i => orderUtilityMap[i])
}