emotion.d.ts

export interface StyledComponent<Props, Theme, IntrinsicProps>
  extends
    ComponentRef,
    ComponentClass<Props & IntrinsicProps>,
    StatelessComponent<Props & IntrinsicProps> {
  withComponent<Tag extends keyof JSX.IntrinsicElements>(tag: Tag):
    StyledComponent<Props, Theme, ElementProps<Tag>>;

  withComponent<ComponentProps>(component: Component<Props & ComponentProps>):
    StyledComponent<Props & ComponentProps, Theme, {}>;

  displayName: string;

  __emotion_styles: string[];
  __emotion_base: string | Component<Props & IntrinsicProps>;
  __emotion_real: ThemedReactEmotionInterface<Theme>;
}

NavLink.tsx

import { NavLink as ReactRouterNavLink, NavLinkProps } from 'react-router-dom'
import Text from '../Text/Text'
const NavLink = Text.withComponent<NavLinkProps>(ReactRouterNavLink)
export default NavLink