// @flow

export type responsiveProp<T> = T | $ReadOnlyArray<T>;
export type flex =
  | "content"
  | "fluid"
  | "1/2"
  | "1/3"
  | "2/3"
  | "1/4"
  | "3/4"
  | "1/5"
  | "2/5"
  | "3/5"
  | "4/5";
export type resolveResponsiveProp<A = mixed> = <T>(
  value: responsiveProp<T> | null | void
) => T | void;
export type spacingHelpers = {
  +multiply: {
    (value: number): number,
    (value: number | void | null): number | void,
    ...
  },
  +divide: {
    (value: number): number,
    (value: number | void | null): number | void,
    ...
  },
  ...
};