Flow Types for React Router V4

ReactRouterV4FlowTypes.js

/*
 * Types for React Router V4
 * Example Usage:
 * type PropsT = {
 *   myProp: string,
 * } & ContextRouterT<{
 *     routeParam: string,
 *     anotherRouteParam: ?string,
 * }>
 */

export type LocationT = {
  pathname: string,
  search: string,
  hash: string,
  state?: any,
  key?: string,
};

export type LocationShapeT = {
  pathname?: string,
  search?: string,
  hash?: string,
  state?: any,
};

export type HistoryActionT = 'PUSH' | 'REPLACE' | 'POP';

export type RouterHistoryT = {
  length: number,
  location: LocationT,
  action: HistoryActionT,
  listen(
    callback: (location: LocationT, action: HistoryActionT) => void
  ): () => void,
  push(path: string | LocationShapeT, state?: any): void,
  replace(path: string | LocationShapeT, state?: any): void,
  go(n: number): void,
  goBack(): void,
  goForward(): void,
  canGo?: (n: number) => boolean,
  block(
    callback: (location: LocationT, action: HistoryActionT) => boolean
  ): void,
  // createMemoryHistory
  index?: number,
  entries?: Array<LocationT>,
};

export type MatchT<ParamsT> = {
  params: ParamsT,
  isExact: boolean,
  path: string,
  url: string,
};

export type StaticRouterContextT = {
  url?: string,
};

export type ContextRouterT<ParamsT> = {
  history: RouterHistoryT,
  location: LocationT,
  match: MatchT<ParamsT>,
  staticContext?: StaticRouterContextT,
};