@spaced-out/ui-design-system/lib/flow-to-typescript-codemod.d.ts

Sense UI components library

declare module 'flow-to-typescript-codemod' {
  export declare namespace Flow {
    // Abstract Component utility type
    // https://flow.org/en/docs/react/types/#toc-react-abstractcomponent
    type AbstractComponent<Config, Instance = any> = React.ComponentType<
      React.PropsWithoutRef<Config> & React.RefAttributes<Instance>
    >;

    // Class utility type
    // https://flow.org/en/docs/types/utilities/#toc-class
    // https://github.com/piotrwitek/utility-types/blob/df2502ef504c4ba8bd9de81a45baef112b7921d0/src/utility-types.ts#L158
    type Class<T> = new (...args: any[]) => T;

    // $Diff utility type
    // https://flow.org/en/docs/types/utilities/#toc-diff
    // https://github.com/piotrwitek/utility-types/blob/df2502ef504c4ba8bd9de81a45baef112b7921d0/src/utility-types.ts#L50
    type Diff<T extends U, U extends object> = Pick<
      T,
      SetComplement<keyof T, keyof U>
    >;

    type ComponentProps<T> = T extends
      | React.ComponentType<infer P>
      | React.Component<infer P>
      ? // @ts-ignore - TS2344 - Type '(ComponentType<P> | Component<P, {}, any>) & T' does not satisfy the constraint 'JSXElementConstructor<any> | keyof IntrinsicElements'.
        React.ComponentProps<T>
      : HasComponentProps<T>;

    type ObjMap<
      O extends Record<string, any>,
      F extends (...args: any[]) => any,
    > = {[P in keyof O]: ReturnType<F>};
  }

  // Helper types
  type SetComplement<A, B extends A> = A extends B ? never : A;

  type DefaultProps<T> = T extends {defaultProps: infer D} ? D : {};

  type OmitDefaultProps<T, D> = Omit<T, keyof D> &
    Partial<Pick<T, Extract<keyof T, keyof D>>> &
    Partial<Pick<D, Extract<keyof D, keyof T>>>;

  type HasComponentProps<T, D extends unknown = DefaultProps<T>> = T extends (
    prop: infer P,
  ) => React.ReactElement
    ? OmitDefaultProps<P, D>
    : never;
}