Function filterKey

packages/react/src/styled.ts:40–42

(keys: TExclude[])

const isCapital = (ch: string): boolean => ch.toUpperCase() === ch;
const filterKey =
  <TExclude extends keyof any>(keys: TExclude[]) =>
  <TAll extends keyof any>(key: TAll): key is Exclude<TAll, TExclude> =>
    keys.indexOf(key as any) === -1;

export const omit = <T extends Record<string, unknown>, TKeys extends keyof T>(
  obj: T,