type HasFields = { [k: string]: CssProp }
type CssProp = number | string | CssProp[] | HasFields
type CssLike = { [k: string]: CssProp }

interface TailwindPluginHook {
  addBase: (css: CssLike) => void
  e: (escape?: string) => string
  theme: <T = CssLike>(key: string, defaults: T) => T
  variants: <T = string[]>(key: string, defaults: T) => T
  addUtilities: <T = CssLike>(utils: T[], variants: string[]) => void
}

export type TailwindPlugin = (tailwind: TailwindPluginHook) => void