vue3-yuanma/packages/runtime-dom/src/helpers/useCssModule.ts
2020-07-15 10:38:45 -04:00

31 lines
897 B
TypeScript

import { warn, getCurrentInstance } from '@vue/runtime-core'
import { EMPTY_OBJ } from '@vue/shared'
export function useCssModule(name = '$style'): Record<string, string> {
/* istanbul ignore else */
if (!__GLOBAL__) {
const instance = getCurrentInstance()!
if (!instance) {
__DEV__ && warn(`useCssModule must be called inside setup()`)
return EMPTY_OBJ
}
const modules = instance.type.__cssModules
if (!modules) {
__DEV__ && warn(`Current instance does not have CSS modules injected.`)
return EMPTY_OBJ
}
const mod = modules[name]
if (!mod) {
__DEV__ &&
warn(`Current instance does not have CSS module named "${name}".`)
return EMPTY_OBJ
}
return mod as Record<string, string>
} else {
if (__DEV__) {
warn(`useCssModule() is not supported in the global build.`)
}
return EMPTY_OBJ
}
}