29 lines
781 B
TypeScript
29 lines
781 B
TypeScript
|
import { State } from './state'
|
||
|
|
|
||
|
|
export function getVariantsFromClassName(
|
||
|
|
state: State,
|
||
|
|
className: string
|
||
|
|
): { variants: string[]; offset: number } {
|
||
|
|
let str = className
|
||
|
|
let allVariants = Object.keys(state.variants)
|
||
|
|
let allVariantsByLength = allVariants.sort((a, b) => b.length - a.length)
|
||
|
|
let variants = new Set<string>()
|
||
|
|
let offset = 0
|
||
|
|
|
||
|
|
while (str) {
|
||
|
|
let found = false
|
||
|
|
for (let variant of allVariantsByLength) {
|
||
|
|
if (str.startsWith(variant + state.separator)) {
|
||
|
|
variants.add(variant)
|
||
|
|
str = str.substr(variant.length + state.separator.length)
|
||
|
|
offset += variant.length + state.separator.length
|
||
|
|
found = true
|
||
|
|
break
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (!found) str = ''
|
||
|
|
}
|
||
|
|
|
||
|
|
return { variants: Array.from(variants), offset }
|
||
|
|
}
|