aswi2020vldc-gitlab/templetes/node_modules/react-router/esm/react-router.js @ 8db0bbf6

import _inheritsLoose from '@babel/runtime/helpers/esm/inheritsLoose';
import React from 'react';
import PropTypes from 'prop-types';
import { createMemoryHistory, createLocation, locationsAreEqual, createPath } from 'history';
import warning from 'tiny-warning';
import createContext from 'mini-create-react-context';
import invariant from 'tiny-invariant';
import _extends from '@babel/runtime/helpers/esm/extends';
import pathToRegexp from 'path-to-regexp';
import { isValidElementType } from 'react-is';
import _objectWithoutPropertiesLoose from '@babel/runtime/helpers/esm/objectWithoutPropertiesLoose';
import hoistStatics from 'hoist-non-react-statics';

// TODO: Replace with React.createContext once we can assume React 16+

var createNamedContext = function createNamedContext(name) {
  var context = createContext();
  context.displayName = name;
  return context;
};

var context =
/*#__PURE__*/
createNamedContext("Router");

/**
 * The public API for putting history on context.
 */

var Router =
/*#__PURE__*/
function (_React$Component) {
  _inheritsLoose(Router, _React$Component);

  Router.computeRootMatch = function computeRootMatch(pathname) {
    return {
      path: "/",
      url: "/",
      params: {},
      isExact: pathname === "/"
    };
  };

  function Router(props) {
    var _this;

    _this = _React$Component.call(this, props) || this;
    _this.state = {
      location: props.history.location
    }; // This is a bit of a hack. We have to start listening for location
    // changes here in the constructor in case there are any <Redirect>s
    // on the initial render. If there are, they will replace/push when
    // they mount and since cDM fires in children before parents, we may
    // get a new location before the <Router> is mounted.

    _this._isMounted = false;
    _this._pendingLocation = null;

    if (!props.staticContext) {
      _this.unlisten = props.history.listen(function (location) {
        if (_this._isMounted) {
          _this.setState({
            location: location
          });
        } else {
          _this._pendingLocation = location;
        }
      });
    }

    return _this;
  }

  var _proto = Router.prototype;

  _proto.componentDidMount = function componentDidMount() {
    this._isMounted = true;

    if (this._pendingLocation) {
      this.setState({
        location: this._pendingLocation
      });
    }
  };

  _proto.componentWillUnmount = function componentWillUnmount() {
    if (this.unlisten) this.unlisten();
  };

  _proto.render = function render() {
    return React.createElement(context.Provider, {
      children: this.props.children || null,
      value: {
        history: this.props.history,
        location: this.state.location,
        match: Router.computeRootMatch(this.state.location.pathname),
        staticContext: this.props.staticContext
      }
    });
  };

  return Router;
}(React.Component);

if (process.env.NODE_ENV !== "production") {
  Router.propTypes = {
    children: PropTypes.node,
    history: PropTypes.object.isRequired,
    staticContext: PropTypes.object
  };

  Router.prototype.componentDidUpdate = function (prevProps) {
    process.env.NODE_ENV !== "production" ? warning(prevProps.history === this.props.history, "You cannot change <Router history>") : void 0;
  };
}

/**
 * The public API for a <Router> that stores location in memory.
 */

var MemoryRouter =
/*#__PURE__*/
function (_React$Component) {
  _inheritsLoose(MemoryRouter, _React$Component);

  function MemoryRouter() {
    var _this;

    for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
      args[_key] = arguments[_key];
    }

    _this = _React$Component.call.apply(_React$Component, [this].concat(args)) || this;
    _this.history = createMemoryHistory(_this.props);
    return _this;
  }

  var _proto = MemoryRouter.prototype;

  _proto.render = function render() {
    return React.createElement(Router, {
      history: this.history,
      children: this.props.children
    });
  };

  return MemoryRouter;
}(React.Component);

if (process.env.NODE_ENV !== "production") {
  MemoryRouter.propTypes = {
    initialEntries: PropTypes.array,
    initialIndex: PropTypes.number,
    getUserConfirmation: PropTypes.func,
    keyLength: PropTypes.number,
    children: PropTypes.node
  };

  MemoryRouter.prototype.componentDidMount = function () {
    process.env.NODE_ENV !== "production" ? warning(!this.props.history, "<MemoryRouter> ignores the history prop. To use a custom history, " + "use `import { Router }` instead of `import { MemoryRouter as Router }`.") : void 0;
  };
}

var Lifecycle =
/*#__PURE__*/
function (_React$Component) {
  _inheritsLoose(Lifecycle, _React$Component);

  function Lifecycle() {
    return _React$Component.apply(this, arguments) || this;
  }

  var _proto = Lifecycle.prototype;

  _proto.componentDidMount = function componentDidMount() {
    if (this.props.onMount) this.props.onMount.call(this, this);
  };

  _proto.componentDidUpdate = function componentDidUpdate(prevProps) {
    if (this.props.onUpdate) this.props.onUpdate.call(this, this, prevProps);
  };

  _proto.componentWillUnmount = function componentWillUnmount() {
    if (this.props.onUnmount) this.props.onUnmount.call(this, this);
  };

  _proto.render = function render() {
    return null;
  };

  return Lifecycle;
}(React.Component);

/**
 * The public API for prompting the user before navigating away from a screen.
 */

function Prompt(_ref) {
  var message = _ref.message,
      _ref$when = _ref.when,
      when = _ref$when === void 0 ? true : _ref$when;
  return React.createElement(context.Consumer, null, function (context) {
    !context ? process.env.NODE_ENV !== "production" ? invariant(false, "You should not use <Prompt> outside a <Router>") : invariant(false) : void 0;
    if (!when || context.staticContext) return null;
    var method = context.history.block;
    return React.createElement(Lifecycle, {
      onMount: function onMount(self) {
        self.release = method(message);
      },
      onUpdate: function onUpdate(self, prevProps) {
        if (prevProps.message !== message) {
          self.release();
          self.release = method(message);
        }
      },
      onUnmount: function onUnmount(self) {
        self.release();
      },
      message: message
    });
  });
}

if (process.env.NODE_ENV !== "production") {
  var messageType = PropTypes.oneOfType([PropTypes.func, PropTypes.string]);
  Prompt.propTypes = {
    when: PropTypes.bool,
    message: messageType.isRequired
  };
}

var cache = {};
var cacheLimit = 10000;
var cacheCount = 0;

function compilePath(path) {
  if (cache[path]) return cache[path];
  var generator = pathToRegexp.compile(path);

  if (cacheCount < cacheLimit) {
    cache[path] = generator;
    cacheCount++;
  }

  return generator;
}
/**
 * Public API for generating a URL pathname from a path and parameters.
 */


function generatePath(path, params) {
  if (path === void 0) {
    path = "/";
  }

  if (params === void 0) {
    params = {};
  }

  return path === "/" ? path : compilePath(path)(params, {
    pretty: true
  });
}

/**
 * The public API for navigating programmatically with a component.
 */

function Redirect(_ref) {
  var computedMatch = _ref.computedMatch,
      to = _ref.to,
      _ref$push = _ref.push,
      push = _ref$push === void 0 ? false : _ref$push;
  return React.createElement(context.Consumer, null, function (context) {
    !context ? process.env.NODE_ENV !== "production" ? invariant(false, "You should not use <Redirect> outside a <Router>") : invariant(false) : void 0;
    var history = context.history,
        staticContext = context.staticContext;
    var method = push ? history.push : history.replace;
    var location = createLocation(computedMatch ? typeof to === "string" ? generatePath(to, computedMatch.params) : _extends({}, to, {
      pathname: generatePath(to.pathname, computedMatch.params)
    }) : to); // When rendering in a static context,
    // set the new location immediately.

    if (staticContext) {
      method(location);
      return null;
    }

    return React.createElement(Lifecycle, {
      onMount: function onMount() {
        method(location);
      },
      onUpdate: function onUpdate(self, prevProps) {
        var prevLocation = createLocation(prevProps.to);

        if (!locationsAreEqual(prevLocation, _extends({}, location, {
          key: prevLocation.key
        }))) {
          method(location);
        }
      },
      to: to
    });
  });
}

if (process.env.NODE_ENV !== "production") {
  Redirect.propTypes = {
    push: PropTypes.bool,
    from: PropTypes.string,
    to: PropTypes.oneOfType([PropTypes.string, PropTypes.object]).isRequired
  };
}

var cache$1 = {};
var cacheLimit$1 = 10000;
var cacheCount$1 = 0;

function compilePath$1(path, options) {
  var cacheKey = "" + options.end + options.strict + options.sensitive;
  var pathCache = cache$1[cacheKey] || (cache$1[cacheKey] = {});
  if (pathCache[path]) return pathCache[path];
  var keys = [];
  var regexp = pathToRegexp(path, keys, options);
  var result = {
    regexp: regexp,
    keys: keys
  };

  if (cacheCount$1 < cacheLimit$1) {
    pathCache[path] = result;
    cacheCount$1++;
  }

  return result;
}
/**
 * Public API for matching a URL pathname to a path.
 */


function matchPath(pathname, options) {
  if (options === void 0) {
    options = {};
  }

  if (typeof options === "string" || Array.isArray(options)) {
    options = {
      path: options
    };
  }

  var _options = options,
      path = _options.path,
      _options$exact = _options.exact,
      exact = _options$exact === void 0 ? false : _options$exact,
      _options$strict = _options.strict,
      strict = _options$strict === void 0 ? false : _options$strict,
      _options$sensitive = _options.sensitive,
      sensitive = _options$sensitive === void 0 ? false : _options$sensitive;
  var paths = [].concat(path);
  return paths.reduce(function (matched, path) {
    if (!path && path !== "") return null;
    if (matched) return matched;

    var _compilePath = compilePath$1(path, {
      end: exact,
      strict: strict,
      sensitive: sensitive
    }),
        regexp = _compilePath.regexp,
        keys = _compilePath.keys;

    var match = regexp.exec(pathname);
    if (!match) return null;
    var url = match[0],
        values = match.slice(1);
    var isExact = pathname === url;
    if (exact && !isExact) return null;
    return {
      path: path,
      // the path used to match
      url: path === "/" && url === "" ? "/" : url,
      // the matched portion of the URL
      isExact: isExact,
      // whether or not we matched exactly
      params: keys.reduce(function (memo, key, index) {
        memo[key.name] = values[index];
        return memo;
      }, {})
    };
  }, null);
}

function isEmptyChildren(children) {
  return React.Children.count(children) === 0;
}

function evalChildrenDev(children, props, path) {
  var value = children(props);
  process.env.NODE_ENV !== "production" ? warning(value !== undefined, "You returned `undefined` from the `children` function of " + ("<Route" + (path ? " path=\"" + path + "\"" : "") + ">, but you ") + "should have returned a React element or `null`") : void 0;
  return value || null;
}
/**
 * The public API for matching a single path and rendering.
 */


var Route =
/*#__PURE__*/
function (_React$Component) {
  _inheritsLoose(Route, _React$Component);

  function Route() {
    return _React$Component.apply(this, arguments) || this;
  }

  var _proto = Route.prototype;

  _proto.render = function render() {
    var _this = this;

    return React.createElement(context.Consumer, null, function (context$1) {
      !context$1 ? process.env.NODE_ENV !== "production" ? invariant(false, "You should not use <Route> outside a <Router>") : invariant(false) : void 0;
      var location = _this.props.location || context$1.location;
      var match = _this.props.computedMatch ? _this.props.computedMatch // <Switch> already computed the match for us
      : _this.props.path ? matchPath(location.pathname, _this.props) : context$1.match;

      var props = _extends({}, context$1, {
        location: location,
        match: match
      });

      var _this$props = _this.props,
          children = _this$props.children,
          component = _this$props.component,
          render = _this$props.render; // Preact uses an empty array as children by
      // default, so use null if that's the case.

      if (Array.isArray(children) && children.length === 0) {
        children = null;
      }

      return React.createElement(context.Provider, {
        value: props
      }, props.match ? children ? typeof children === "function" ? process.env.NODE_ENV !== "production" ? evalChildrenDev(children, props, _this.props.path) : children(props) : children : component ? React.createElement(component, props) : render ? render(props) : null : typeof children === "function" ? process.env.NODE_ENV !== "production" ? evalChildrenDev(children, props, _this.props.path) : children(props) : null);
    });
  };

  return Route;
}(React.Component);

if (process.env.NODE_ENV !== "production") {
  Route.propTypes = {
    children: PropTypes.oneOfType([PropTypes.func, PropTypes.node]),
    component: function component(props, propName) {
      if (props[propName] && !isValidElementType(props[propName])) {
        return new Error("Invalid prop 'component' supplied to 'Route': the prop is not a valid React component");
      }
    },
    exact: PropTypes.bool,
    location: PropTypes.object,
    path: PropTypes.oneOfType([PropTypes.string, PropTypes.arrayOf(PropTypes.string)]),
    render: PropTypes.func,
    sensitive: PropTypes.bool,
    strict: PropTypes.bool
  };

  Route.prototype.componentDidMount = function () {
    process.env.NODE_ENV !== "production" ? warning(!(this.props.children && !isEmptyChildren(this.props.children) && this.props.component), "You should not use <Route component> and <Route children> in the same route; <Route component> will be ignored") : void 0;
    process.env.NODE_ENV !== "production" ? warning(!(this.props.children && !isEmptyChildren(this.props.children) && this.props.render), "You should not use <Route render> and <Route children> in the same route; <Route render> will be ignored") : void 0;
    process.env.NODE_ENV !== "production" ? warning(!(this.props.component && this.props.render), "You should not use <Route component> and <Route render> in the same route; <Route render> will be ignored") : void 0;
  };

  Route.prototype.componentDidUpdate = function (prevProps) {
    process.env.NODE_ENV !== "production" ? warning(!(this.props.location && !prevProps.location), '<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.') : void 0;
    process.env.NODE_ENV !== "production" ? warning(!(!this.props.location && prevProps.location), '<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.') : void 0;
  };
}

function addLeadingSlash(path) {
  return path.charAt(0) === "/" ? path : "/" + path;
}

function addBasename(basename, location) {
  if (!basename) return location;
  return _extends({}, location, {
    pathname: addLeadingSlash(basename) + location.pathname
  });
}

function stripBasename(basename, location) {
  if (!basename) return location;
  var base = addLeadingSlash(basename);
  if (location.pathname.indexOf(base) !== 0) return location;
  return _extends({}, location, {
    pathname: location.pathname.substr(base.length)
  });
}

function createURL(location) {
  return typeof location === "string" ? location : createPath(location);
}

function staticHandler(methodName) {
  return function () {
     process.env.NODE_ENV !== "production" ? invariant(false, "You cannot %s with <StaticRouter>", methodName) : invariant(false) ;
  };
}

function noop() {}
/**
 * The public top-level API for a "static" <Router>, so-called because it
 * can't actually change the current location. Instead, it just records
 * location changes in a context object. Useful mainly in testing and
 * server-rendering scenarios.
 */


var StaticRouter =
/*#__PURE__*/
function (_React$Component) {
  _inheritsLoose(StaticRouter, _React$Component);

  function StaticRouter() {
    var _this;

    for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
      args[_key] = arguments[_key];
    }

    _this = _React$Component.call.apply(_React$Component, [this].concat(args)) || this;

    _this.handlePush = function (location) {
      return _this.navigateTo(location, "PUSH");
    };

    _this.handleReplace = function (location) {
      return _this.navigateTo(location, "REPLACE");
    };

    _this.handleListen = function () {
      return noop;
    };

    _this.handleBlock = function () {
      return noop;
    };

    return _this;
  }

  var _proto = StaticRouter.prototype;

  _proto.navigateTo = function navigateTo(location, action) {
    var _this$props = this.props,
        _this$props$basename = _this$props.basename,
        basename = _this$props$basename === void 0 ? "" : _this$props$basename,
        _this$props$context = _this$props.context,
        context = _this$props$context === void 0 ? {} : _this$props$context;
    context.action = action;
    context.location = addBasename(basename, createLocation(location));
    context.url = createURL(context.location);
  };

  _proto.render = function render() {
    var _this$props2 = this.props,
        _this$props2$basename = _this$props2.basename,
        basename = _this$props2$basename === void 0 ? "" : _this$props2$basename,
        _this$props2$context = _this$props2.context,
        context = _this$props2$context === void 0 ? {} : _this$props2$context,
        _this$props2$location = _this$props2.location,
        location = _this$props2$location === void 0 ? "/" : _this$props2$location,
        rest = _objectWithoutPropertiesLoose(_this$props2, ["basename", "context", "location"]);

    var history = {
      createHref: function createHref(path) {
        return addLeadingSlash(basename + createURL(path));
      },
      action: "POP",
      location: stripBasename(basename, createLocation(location)),
      push: this.handlePush,
      replace: this.handleReplace,
      go: staticHandler("go"),
      goBack: staticHandler("goBack"),
      goForward: staticHandler("goForward"),
      listen: this.handleListen,
      block: this.handleBlock
    };
    return React.createElement(Router, _extends({}, rest, {
      history: history,
      staticContext: context
    }));
  };

  return StaticRouter;
}(React.Component);

if (process.env.NODE_ENV !== "production") {
  StaticRouter.propTypes = {
    basename: PropTypes.string,
    context: PropTypes.object,
    location: PropTypes.oneOfType([PropTypes.string, PropTypes.object])
  };

  StaticRouter.prototype.componentDidMount = function () {
    process.env.NODE_ENV !== "production" ? warning(!this.props.history, "<StaticRouter> ignores the history prop. To use a custom history, " + "use `import { Router }` instead of `import { StaticRouter as Router }`.") : void 0;
  };
}

/**
 * The public API for rendering the first <Route> that matches.
 */

var Switch =
/*#__PURE__*/
function (_React$Component) {
  _inheritsLoose(Switch, _React$Component);

  function Switch() {
    return _React$Component.apply(this, arguments) || this;
  }

  var _proto = Switch.prototype;

  _proto.render = function render() {
    var _this = this;

    return React.createElement(context.Consumer, null, function (context) {
      !context ? process.env.NODE_ENV !== "production" ? invariant(false, "You should not use <Switch> outside a <Router>") : invariant(false) : void 0;
      var location = _this.props.location || context.location;
      var element, match; // We use React.Children.forEach instead of React.Children.toArray().find()
      // here because toArray adds keys to all child elements and we do not want
      // to trigger an unmount/remount for two <Route>s that render the same
      // component at different URLs.

      React.Children.forEach(_this.props.children, function (child) {
        if (match == null && React.isValidElement(child)) {
          element = child;
          var path = child.props.path || child.props.from;
          match = path ? matchPath(location.pathname, _extends({}, child.props, {
            path: path
          })) : context.match;
        }
      });
      return match ? React.cloneElement(element, {
        location: location,
        computedMatch: match
      }) : null;
    });
  };

  return Switch;
}(React.Component);

if (process.env.NODE_ENV !== "production") {
  Switch.propTypes = {
    children: PropTypes.node,
    location: PropTypes.object
  };

  Switch.prototype.componentDidUpdate = function (prevProps) {
    process.env.NODE_ENV !== "production" ? warning(!(this.props.location && !prevProps.location), '<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.') : void 0;
    process.env.NODE_ENV !== "production" ? warning(!(!this.props.location && prevProps.location), '<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.') : void 0;
  };
}

/**
 * A public higher-order component to access the imperative API
 */

function withRouter(Component) {
  var displayName = "withRouter(" + (Component.displayName || Component.name) + ")";

  var C = function C(props) {
    var wrappedComponentRef = props.wrappedComponentRef,
        remainingProps = _objectWithoutPropertiesLoose(props, ["wrappedComponentRef"]);

    return React.createElement(context.Consumer, null, function (context) {
      !context ? process.env.NODE_ENV !== "production" ? invariant(false, "You should not use <" + displayName + " /> outside a <Router>") : invariant(false) : void 0;
      return React.createElement(Component, _extends({}, remainingProps, context, {
        ref: wrappedComponentRef
      }));
    });
  };

  C.displayName = displayName;
  C.WrappedComponent = Component;

  if (process.env.NODE_ENV !== "production") {
    C.propTypes = {
      wrappedComponentRef: PropTypes.oneOfType([PropTypes.string, PropTypes.func, PropTypes.object])
    };
  }

  return hoistStatics(C, Component);
}

var useContext = React.useContext;
function useHistory() {
  if (process.env.NODE_ENV !== "production") {
    !(typeof useContext === "function") ? process.env.NODE_ENV !== "production" ? invariant(false, "You must use React >= 16.8 in order to use useHistory()") : invariant(false) : void 0;
  }

  return useContext(context).history;
}
function useLocation() {
  if (process.env.NODE_ENV !== "production") {
    !(typeof useContext === "function") ? process.env.NODE_ENV !== "production" ? invariant(false, "You must use React >= 16.8 in order to use useLocation()") : invariant(false) : void 0;
  }

  return useContext(context).location;
}
function useParams() {
  if (process.env.NODE_ENV !== "production") {
    !(typeof useContext === "function") ? process.env.NODE_ENV !== "production" ? invariant(false, "You must use React >= 16.8 in order to use useParams()") : invariant(false) : void 0;
  }

  var match = useContext(context).match;
  return match ? match.params : {};
}
function useRouteMatch(path) {
  if (process.env.NODE_ENV !== "production") {
    !(typeof useContext === "function") ? process.env.NODE_ENV !== "production" ? invariant(false, "You must use React >= 16.8 in order to use useRouteMatch()") : invariant(false) : void 0;
  }

  return path ? matchPath(useLocation().pathname, path) : useContext(context).match;
}

if (process.env.NODE_ENV !== "production") {
  if (typeof window !== "undefined") {
    var global = window;
    var key = "__react_router_build__";
    var buildNames = {
      cjs: "CommonJS",
      esm: "ES modules",
      umd: "UMD"
    };

    if (global[key] && global[key] !== "esm") {
      var initialBuildName = buildNames[global[key]];
      var secondaryBuildName = buildNames["esm"]; // TODO: Add link to article that explains in detail how to avoid
      // loading 2 different builds.

      throw new Error("You are loading the " + secondaryBuildName + " build of React Router " + ("on a page that is already running the " + initialBuildName + " ") + "build, so things won't work right.");
    }

    global[key] = "esm";
  }
}

export { MemoryRouter, Prompt, Redirect, Route, Router, StaticRouter, Switch, context as __RouterContext, generatePath, matchPath, useHistory, useLocation, useParams, useRouteMatch, withRouter };
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