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TODO: Replace with React.createContext once we can assume React 16+\nimport createContext from \"mini-create-react-context\";\n\nconst createNamedContext = name => {\n  const context = createContext();\n  context.displayName = name;\n\n  return context;\n};\n\nconst context = /*#__PURE__*/ createNamedContext(\"Router\");\nexport default context;\n","import React from \"react\";\nimport PropTypes from \"prop-types\";\nimport warning from \"tiny-warning\";\n\nimport RouterContext from \"./RouterContext\";\n\n/**\n * The public API for putting history on context.\n */\nclass Router extends React.Component {\n  static computeRootMatch(pathname) {\n    return { path: \"/\", url: \"/\", params: {}, isExact: pathname === \"/\" };\n  }\n\n  constructor(props) {\n    super(props);\n\n    this.state = {\n      location: props.history.location\n    };\n\n    // This is a bit of a hack. We have to start listening for location\n    // changes here in the constructor in case there are any <Redirect>s\n    // on the initial render. If there are, they will replace/push when\n    // they mount and since cDM fires in children before parents, we may\n    // get a new location before the <Router> is mounted.\n    this._isMounted = false;\n    this._pendingLocation = null;\n\n    if (!props.staticContext) {\n      this.unlisten = props.history.listen(location => {\n        if (this._isMounted) {\n          this.setState({ location });\n        } else {\n          this._pendingLocation = location;\n        }\n      });\n    }\n  }\n\n  componentDidMount() {\n    this._isMounted = true;\n\n    if (this._pendingLocation) {\n      this.setState({ location: this._pendingLocation });\n    }\n  }\n\n  componentWillUnmount() {\n    if (this.unlisten) this.unlisten();\n  }\n\n  render() {\n    return (\n      <RouterContext.Provider\n        children={this.props.children || null}\n        value={{\n          history: this.props.history,\n          location: this.state.location,\n          match: Router.computeRootMatch(this.state.location.pathname),\n          staticContext: this.props.staticContext\n        }}\n      />\n    );\n  }\n}\n\nif (__DEV__) {\n  Router.propTypes = {\n    children: PropTypes.node,\n    history: PropTypes.object.isRequired,\n    staticContext: PropTypes.object\n  };\n\n  Router.prototype.componentDidUpdate = function(prevProps) {\n    warning(\n      prevProps.history === this.props.history,\n      \"You cannot change <Router history>\"\n    );\n  };\n}\n\nexport default Router;\n","import React from \"react\";\nimport PropTypes from \"prop-types\";\nimport { createMemoryHistory as createHistory } from \"history\";\nimport warning from \"tiny-warning\";\n\nimport Router from \"./Router\";\n\n/**\n * The public API for a <Router> that stores location in memory.\n */\nclass MemoryRouter extends React.Component {\n  history = createHistory(this.props);\n\n  render() {\n    return <Router history={this.history} children={this.props.children} />;\n  }\n}\n\nif (__DEV__) {\n  MemoryRouter.propTypes = {\n    initialEntries: PropTypes.array,\n    initialIndex: PropTypes.number,\n    getUserConfirmation: PropTypes.func,\n    keyLength: PropTypes.number,\n    children: PropTypes.node\n  };\n\n  MemoryRouter.prototype.componentDidMount = function() {\n    warning(\n      !this.props.history,\n      \"<MemoryRouter> ignores the history prop. To use a custom history, \" +\n        \"use `import { Router }` instead of `import { MemoryRouter as Router }`.\"\n    );\n  };\n}\n\nexport default MemoryRouter;\n","import React from \"react\";\n\nclass Lifecycle extends React.Component {\n  componentDidMount() {\n    if (this.props.onMount) this.props.onMount.call(this, this);\n  }\n\n  componentDidUpdate(prevProps) {\n    if (this.props.onUpdate) this.props.onUpdate.call(this, this, prevProps);\n  }\n\n  componentWillUnmount() {\n    if (this.props.onUnmount) this.props.onUnmount.call(this, this);\n  }\n\n  render() {\n    return null;\n  }\n}\n\nexport default Lifecycle;\n","import pathToRegexp from \"path-to-regexp\";\n\nconst cache = {};\nconst cacheLimit = 10000;\nlet cacheCount = 0;\n\nfunction compilePath(path) {\n  if (cache[path]) return cache[path];\n\n  const generator = pathToRegexp.compile(path);\n\n  if (cacheCount < cacheLimit) {\n    cache[path] = generator;\n    cacheCount++;\n  }\n\n  return generator;\n}\n\n/**\n * Public API for generating a URL pathname from a path and parameters.\n */\nfunction generatePath(path = \"/\", params = {}) {\n  return path === \"/\" ? path : compilePath(path)(params, { pretty: true });\n}\n\nexport default generatePath;\n","import React from \"react\";\nimport PropTypes from \"prop-types\";\nimport { createLocation, locationsAreEqual } from \"history\";\nimport invariant from \"tiny-invariant\";\n\nimport Lifecycle from \"./Lifecycle\";\nimport RouterContext from \"./RouterContext\";\nimport generatePath from \"./generatePath\";\n\n/**\n * The public API for navigating programmatically with a component.\n */\nfunction Redirect({ computedMatch, to, push = false }) {\n  return (\n    <RouterContext.Consumer>\n      {context => {\n        invariant(context, \"You should not use <Redirect> outside a <Router>\");\n\n        const { history, staticContext } = context;\n\n        const method = push ? history.push : history.replace;\n        const location = createLocation(\n          computedMatch\n            ? typeof to === \"string\"\n              ? generatePath(to, computedMatch.params)\n              : {\n                  ...to,\n                  pathname: generatePath(to.pathname, computedMatch.params)\n                }\n            : to\n        );\n\n        // When rendering in a static context,\n        // set the new location immediately.\n        if (staticContext) {\n          method(location);\n          return null;\n        }\n\n        return (\n          <Lifecycle\n            onMount={() => {\n              method(location);\n            }}\n            onUpdate={(self, prevProps) => {\n              const prevLocation = createLocation(prevProps.to);\n              if (\n                !locationsAreEqual(prevLocation, {\n                  ...location,\n                  key: prevLocation.key\n                })\n              ) {\n                method(location);\n              }\n            }}\n            to={to}\n          />\n        );\n      }}\n    </RouterContext.Consumer>\n  );\n}\n\nif (__DEV__) {\n  Redirect.propTypes = {\n    push: PropTypes.bool,\n    from: PropTypes.string,\n    to: PropTypes.oneOfType([PropTypes.string, PropTypes.object]).isRequired\n  };\n}\n\nexport default Redirect;\n","import pathToRegexp from \"path-to-regexp\";\n\nconst cache = {};\nconst cacheLimit = 10000;\nlet cacheCount = 0;\n\nfunction compilePath(path, options) {\n  const cacheKey = `${options.end}${options.strict}${options.sensitive}`;\n  const pathCache = cache[cacheKey] || (cache[cacheKey] = {});\n\n  if (pathCache[path]) return pathCache[path];\n\n  const keys = [];\n  const regexp = pathToRegexp(path, keys, options);\n  const result = { regexp, keys };\n\n  if (cacheCount < cacheLimit) {\n    pathCache[path] = result;\n    cacheCount++;\n  }\n\n  return result;\n}\n\n/**\n * Public API for matching a URL pathname to a path.\n */\nfunction matchPath(pathname, options = {}) {\n  if (typeof options === \"string\" || Array.isArray(options)) {\n    options = { path: options };\n  }\n\n  const { path, exact = false, strict = false, sensitive = false } = options;\n\n  const paths = [].concat(path);\n\n  return paths.reduce((matched, path) => {\n    if (!path && path !== \"\") return null;\n    if (matched) return matched;\n\n    const { regexp, keys } = compilePath(path, {\n      end: exact,\n      strict,\n      sensitive\n    });\n    const match = regexp.exec(pathname);\n\n    if (!match) return null;\n\n    const [url, ...values] = match;\n    const isExact = pathname === url;\n\n    if (exact && !isExact) return null;\n\n    return {\n      path, // the path used to match\n      url: path === \"/\" && url === \"\" ? \"/\" : url, // the matched portion of the URL\n      isExact, // whether or not we matched exactly\n      params: keys.reduce((memo, key, index) => {\n        memo[key.name] = values[index];\n        return memo;\n      }, {})\n    };\n  }, null);\n}\n\nexport default matchPath;\n","import React from \"react\";\nimport { isValidElementType } from \"react-is\";\nimport PropTypes from \"prop-types\";\nimport invariant from \"tiny-invariant\";\nimport warning from \"tiny-warning\";\n\nimport RouterContext from \"./RouterContext\";\nimport matchPath from \"./matchPath\";\n\nfunction isEmptyChildren(children) {\n  return React.Children.count(children) === 0;\n}\n\nfunction evalChildrenDev(children, props, path) {\n  const value = children(props);\n\n  warning(\n    value !== undefined,\n    \"You returned `undefined` from the `children` function of \" +\n      `<Route${path ? ` path=\"${path}\"` : \"\"}>, but you ` +\n      \"should have returned a React element or `null`\"\n  );\n\n  return value || null;\n}\n\n/**\n * The public API for matching a single path and rendering.\n */\nclass Route extends React.Component {\n  render() {\n    return (\n      <RouterContext.Consumer>\n        {context => {\n          invariant(context, \"You should not use <Route> outside a <Router>\");\n\n          const location = this.props.location || context.location;\n          const match = this.props.computedMatch\n            ? this.props.computedMatch // <Switch> already computed the match for us\n            : this.props.path\n            ? matchPath(location.pathname, this.props)\n            : context.match;\n\n          const props = { ...context, location, match };\n\n          let { children, component, render } = this.props;\n\n          // Preact uses an empty array as children by\n          // default, so use null if that's the case.\n          if (Array.isArray(children) && children.length === 0) {\n            children = null;\n          }\n\n          return (\n            <RouterContext.Provider value={props}>\n              {props.match\n                ? children\n                  ? typeof children === \"function\"\n                    ? __DEV__\n                      ? evalChildrenDev(children, props, this.props.path)\n                      : children(props)\n                    : children\n                  : component\n                  ? React.createElement(component, props)\n                  : render\n                  ? render(props)\n                  : null\n                : typeof children === \"function\"\n                ? __DEV__\n                  ? evalChildrenDev(children, props, this.props.path)\n                  : children(props)\n                : null}\n            </RouterContext.Provider>\n          );\n        }}\n      </RouterContext.Consumer>\n    );\n  }\n}\n\nif (__DEV__) {\n  Route.propTypes = {\n    children: PropTypes.oneOfType([PropTypes.func, PropTypes.node]),\n    component: (props, propName) => {\n      if (props[propName] && !isValidElementType(props[propName])) {\n        return new Error(\n          `Invalid prop 'component' supplied to 'Route': the prop is not a valid React component`\n        );\n      }\n    },\n    exact: PropTypes.bool,\n    location: PropTypes.object,\n    path: PropTypes.oneOfType([\n      PropTypes.string,\n      PropTypes.arrayOf(PropTypes.string)\n    ]),\n    render: PropTypes.func,\n    sensitive: PropTypes.bool,\n    strict: PropTypes.bool\n  };\n\n  Route.prototype.componentDidMount = function() {\n    warning(\n      !(\n        this.props.children &&\n        !isEmptyChildren(this.props.children) &&\n        this.props.component\n      ),\n      \"You should not use <Route component> and <Route children> in the same route; <Route component> will be ignored\"\n    );\n\n    warning(\n      !(\n        this.props.children &&\n        !isEmptyChildren(this.props.children) &&\n        this.props.render\n      ),\n      \"You should not use <Route render> and <Route children> in the same route; <Route render> will be ignored\"\n    );\n\n    warning(\n      !(this.props.component && this.props.render),\n      \"You should not use <Route component> and <Route render> in the same route; <Route render> will be ignored\"\n    );\n  };\n\n  Route.prototype.componentDidUpdate = function(prevProps) {\n    warning(\n      !(this.props.location && !prevProps.location),\n      '<Route> elements should not change from uncontrolled to controlled (or vice versa). You initially used no \"location\" prop and then provided one on a subsequent render.'\n    );\n\n    warning(\n      !(!this.props.location && prevProps.location),\n      '<Route> elements should not change from controlled to uncontrolled (or vice versa). You provided a \"location\" prop initially but omitted it on a subsequent render.'\n    );\n  };\n}\n\nexport default Route;\n","import React from \"react\";\nimport PropTypes from \"prop-types\";\nimport { createLocation, createPath } from \"history\";\nimport invariant from \"tiny-invariant\";\nimport warning from \"tiny-warning\";\n\nimport Router from \"./Router\";\n\nfunction addLeadingSlash(path) {\n  return path.charAt(0) === \"/\" ? path : \"/\" + path;\n}\n\nfunction addBasename(basename, location) {\n  if (!basename) return location;\n\n  return {\n    ...location,\n    pathname: addLeadingSlash(basename) + location.pathname\n  };\n}\n\nfunction stripBasename(basename, location) {\n  if (!basename) return location;\n\n  const base = addLeadingSlash(basename);\n\n  if (location.pathname.indexOf(base) !== 0) return location;\n\n  return {\n    ...location,\n    pathname: location.pathname.substr(base.length)\n  };\n}\n\nfunction createURL(location) {\n  return typeof location === \"string\" ? location : createPath(location);\n}\n\nfunction staticHandler(methodName) {\n  return () => {\n    invariant(false, \"You cannot %s with <StaticRouter>\", methodName);\n  };\n}\n\nfunction noop() {}\n\n/**\n * The public top-level API for a \"static\" <Router>, so-called because it\n * can't actually change the current location. Instead, it just records\n * location changes in a context object. Useful mainly in testing and\n * server-rendering scenarios.\n */\nclass StaticRouter extends React.Component {\n  navigateTo(location, action) {\n    const { basename = \"\", context = {} } = this.props;\n    context.action = action;\n    context.location = addBasename(basename, createLocation(location));\n    context.url = createURL(context.location);\n  }\n\n  handlePush = location => this.navigateTo(location, \"PUSH\");\n  handleReplace = location => this.navigateTo(location, \"REPLACE\");\n  handleListen = () => noop;\n  handleBlock = () => noop;\n\n  render() {\n    const { basename = \"\", context = {}, location = \"/\", ...rest } = this.props;\n\n    const history = {\n      createHref: path => addLeadingSlash(basename + createURL(path)),\n      action: \"POP\",\n      location: stripBasename(basename, createLocation(location)),\n      push: this.handlePush,\n      replace: this.handleReplace,\n      go: staticHandler(\"go\"),\n      goBack: staticHandler(\"goBack\"),\n      goForward: staticHandler(\"goForward\"),\n      listen: this.handleListen,\n      block: this.handleBlock\n    };\n\n    return <Router {...rest} history={history} staticContext={context} />;\n  }\n}\n\nif (__DEV__) {\n  StaticRouter.propTypes = {\n    basename: PropTypes.string,\n    context: PropTypes.object,\n    location: PropTypes.oneOfType([PropTypes.string, PropTypes.object])\n  };\n\n  StaticRouter.prototype.componentDidMount = function() {\n    warning(\n      !this.props.history,\n      \"<StaticRouter> ignores the history prop. To use a custom history, \" +\n        \"use `import { Router }` instead of `import { StaticRouter as Router }`.\"\n    );\n  };\n}\n\nexport default StaticRouter;\n","import React from \"react\";\nimport PropTypes from \"prop-types\";\nimport invariant from \"tiny-invariant\";\nimport warning from \"tiny-warning\";\n\nimport RouterContext from \"./RouterContext\";\nimport matchPath from \"./matchPath\";\n\n/**\n * The public API for rendering the first <Route> that matches.\n */\nclass Switch extends React.Component {\n  render() {\n    return (\n      <RouterContext.Consumer>\n        {context => {\n          invariant(context, \"You should not use <Switch> outside a <Router>\");\n\n          const location = this.props.location || context.location;\n\n          let element, match;\n\n          // We use React.Children.forEach instead of React.Children.toArray().find()\n          // here because toArray adds keys to all child elements and we do not want\n          // to trigger an unmount/remount for two <Route>s that render the same\n          // component at different URLs.\n          React.Children.forEach(this.props.children, child => {\n            if (match == null && React.isValidElement(child)) {\n              element = child;\n\n              const path = child.props.path || child.props.from;\n\n              match = path\n                ? matchPath(location.pathname, { ...child.props, path })\n                : context.match;\n            }\n          });\n\n          return match\n            ? React.cloneElement(element, { location, computedMatch: match })\n            : null;\n        }}\n      </RouterContext.Consumer>\n    );\n  }\n}\n\nif (__DEV__) {\n  Switch.propTypes = {\n    children: PropTypes.node,\n    location: PropTypes.object\n  };\n\n  Switch.prototype.componentDidUpdate = function(prevProps) {\n    warning(\n      !(this.props.location && !prevProps.location),\n      '<Switch> elements should not change from uncontrolled to controlled (or vice versa). You initially used no \"location\" prop and then provided one on a subsequent render.'\n    );\n\n    warning(\n      !(!this.props.location && prevProps.location),\n      '<Switch> elements should not change from controlled to uncontrolled (or vice versa). You provided a \"location\" prop initially but omitted it on a subsequent render.'\n    );\n  };\n}\n\nexport default Switch;\n","import React from \"react\";\nimport invariant from \"tiny-invariant\";\n\nimport Context from \"./RouterContext.js\";\nimport matchPath from \"./matchPath.js\";\n\nconst useContext = React.useContext;\n\nexport function useHistory() {\n  if (__DEV__) {\n    invariant(\n      typeof useContext === \"function\",\n      \"You must use React >= 16.8 in order to use useHistory()\"\n    );\n  }\n\n  return useContext(Context).history;\n}\n\nexport function useLocation() {\n  if (__DEV__) {\n    invariant(\n      typeof useContext === \"function\",\n      \"You must use React >= 16.8 in order to use useLocation()\"\n    );\n  }\n\n  return useContext(Context).location;\n}\n\nexport function useParams() {\n  if (__DEV__) {\n    invariant(\n      typeof useContext === \"function\",\n      \"You must use React >= 16.8 in order to use useParams()\"\n    );\n  }\n\n  const match = useContext(Context).match;\n  return match ? match.params : {};\n}\n\nexport function useRouteMatch(path) {\n  if (__DEV__) {\n    invariant(\n      typeof useContext === \"function\",\n      \"You must use React >= 16.8 in order to use useRouteMatch()\"\n    );\n  }\n\n  return path\n    ? matchPath(useLocation().pathname, path)\n    : useContext(Context).match;\n}\n"],"sourceRoot":""}