react-native-unistyles/src/reanimated/variant/types.ts

Level up your React Native StyleSheet

type KeysOfUnion<T> = T extends T ? keyof T : never

export type ColorKeys<T> = KeysOfUnion<T> extends infer K
    ? K extends string
        ? K extends `${string}Color${string}`
            ? K
            : K extends `${string}color${string}`
                ? K
                : never
        : never
    : never

export type UseUpdateVariantColorConfig<T extends Record<string, any>> = {
    animateCallback?: (from: string, to: string) => void,
    colorKey: ColorKeys<T>,
    style: T,
    secretKey: string | undefined
}