homework/js/Project/node_modules/react-router-dom/cjs/react-router-dom.js

'use strict';

function _interopDefault (ex) { return (ex && (typeof ex === 'object') && 'default' in ex) ? ex['default'] : ex; }

var reactRouter = require('react-router');
var React = _interopDefault(require('react'));
var history = require('history');
var PropTypes = _interopDefault(require('prop-types'));
var warning = _interopDefault(require('tiny-warning'));
var invariant = _interopDefault(require('tiny-invariant'));

function _extends() {
  _extends = Object.assign || function (target) {
    for (var i = 1; i < arguments.length; i++) {
      var source = arguments[i];

      for (var key in source) {
        if (Object.prototype.hasOwnProperty.call(source, key)) {
          target[key] = source[key];
        }
      }
    }

    return target;
  };

  return _extends.apply(this, arguments);
}

function _inheritsLoose(subClass, superClass) {
  subClass.prototype = Object.create(superClass.prototype);
  subClass.prototype.constructor = subClass;

  _setPrototypeOf(subClass, superClass);
}

function _setPrototypeOf(o, p) {
  _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
    o.__proto__ = p;
    return o;
  };

  return _setPrototypeOf(o, p);
}

function _objectWithoutPropertiesLoose(source, excluded) {
  if (source == null) return {};
  var target = {};
  var sourceKeys = Object.keys(source);
  var key, i;

  for (i = 0; i < sourceKeys.length; i++) {
    key = sourceKeys[i];
    if (excluded.indexOf(key) >= 0) continue;
    target[key] = source[key];
  }

  return target;
}

/**
 * The public API for a <Router> that uses HTML5 history.
 */

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

  function BrowserRouter() {
    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 = history.createBrowserHistory(_this.props);
    return _this;
  }

  var _proto = BrowserRouter.prototype;

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

  return BrowserRouter;
}(React.Component);

{
  BrowserRouter.propTypes = {
    basename: PropTypes.string,
    children: PropTypes.node,
    forceRefresh: PropTypes.bool,
    getUserConfirmation: PropTypes.func,
    keyLength: PropTypes.number
  };

  BrowserRouter.prototype.componentDidMount = function () {
     warning(!this.props.history, "<BrowserRouter> ignores the history prop. To use a custom history, " + "use `import { Router }` instead of `import { BrowserRouter as Router }`.") ;
  };
}

/**
 * The public API for a <Router> that uses window.location.hash.
 */

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

  function HashRouter() {
    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 = history.createHashHistory(_this.props);
    return _this;
  }

  var _proto = HashRouter.prototype;

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

  return HashRouter;
}(React.Component);

{
  HashRouter.propTypes = {
    basename: PropTypes.string,
    children: PropTypes.node,
    getUserConfirmation: PropTypes.func,
    hashType: PropTypes.oneOf(["hashbang", "noslash", "slash"])
  };

  HashRouter.prototype.componentDidMount = function () {
     warning(!this.props.history, "<HashRouter> ignores the history prop. To use a custom history, " + "use `import { Router }` instead of `import { HashRouter as Router }`.") ;
  };
}

var resolveToLocation = function resolveToLocation(to, currentLocation) {
  return typeof to === "function" ? to(currentLocation) : to;
};
var normalizeToLocation = function normalizeToLocation(to, currentLocation) {
  return typeof to === "string" ? history.createLocation(to, null, null, currentLocation) : to;
};

var forwardRefShim = function forwardRefShim(C) {
  return C;
};

var forwardRef = React.forwardRef;

if (typeof forwardRef === "undefined") {
  forwardRef = forwardRefShim;
}

function isModifiedEvent(event) {
  return !!(event.metaKey || event.altKey || event.ctrlKey || event.shiftKey);
}

var LinkAnchor = forwardRef(function (_ref, forwardedRef) {
  var innerRef = _ref.innerRef,
      navigate = _ref.navigate,
      _onClick = _ref.onClick,
      rest = _objectWithoutPropertiesLoose(_ref, ["innerRef", "navigate", "onClick"]);

  var target = rest.target;

  var props = _extends({}, rest, {
    onClick: function onClick(event) {
      try {
        if (_onClick) _onClick(event);
      } catch (ex) {
        event.preventDefault();
        throw ex;
      }

      if (!event.defaultPrevented && // onClick prevented default
      event.button === 0 && ( // ignore everything but left clicks
      !target || target === "_self") && // let browser handle "target=_blank" etc.
      !isModifiedEvent(event) // ignore clicks with modifier keys
      ) {
          event.preventDefault();
          navigate();
        }
    }
  }); // React 15 compat


  if (forwardRefShim !== forwardRef) {
    props.ref = forwardedRef || innerRef;
  } else {
    props.ref = innerRef;
  }
  /* eslint-disable-next-line jsx-a11y/anchor-has-content */


  return /*#__PURE__*/React.createElement("a", props);
});

{
  LinkAnchor.displayName = "LinkAnchor";
}
/**
 * The public API for rendering a history-aware <a>.
 */


var Link = forwardRef(function (_ref2, forwardedRef) {
  var _ref2$component = _ref2.component,
      component = _ref2$component === void 0 ? LinkAnchor : _ref2$component,
      replace = _ref2.replace,
      to = _ref2.to,
      innerRef = _ref2.innerRef,
      rest = _objectWithoutPropertiesLoose(_ref2, ["component", "replace", "to", "innerRef"]);

  return /*#__PURE__*/React.createElement(reactRouter.__RouterContext.Consumer, null, function (context) {
    !context ?  invariant(false, "You should not use <Link> outside a <Router>")  : void 0;
    var history$1 = context.history;
    var location = normalizeToLocation(resolveToLocation(to, context.location), context.location);
    var href = location ? history$1.createHref(location) : "";

    var props = _extends({}, rest, {
      href: href,
      navigate: function navigate() {
        var location = resolveToLocation(to, context.location);
        var isDuplicateNavigation = history.createPath(context.location) === history.createPath(normalizeToLocation(location));
        var method = replace || isDuplicateNavigation ? history$1.replace : history$1.push;
        method(location);
      }
    }); // React 15 compat


    if (forwardRefShim !== forwardRef) {
      props.ref = forwardedRef || innerRef;
    } else {
      props.innerRef = innerRef;
    }

    return /*#__PURE__*/React.createElement(component, props);
  });
});

{
  var toType = PropTypes.oneOfType([PropTypes.string, PropTypes.object, PropTypes.func]);
  var refType = PropTypes.oneOfType([PropTypes.string, PropTypes.func, PropTypes.shape({
    current: PropTypes.any
  })]);
  Link.displayName = "Link";
  Link.propTypes = {
    innerRef: refType,
    onClick: PropTypes.func,
    replace: PropTypes.bool,
    target: PropTypes.string,
    to: toType.isRequired
  };
}

var forwardRefShim$1 = function forwardRefShim(C) {
  return C;
};

var forwardRef$1 = React.forwardRef;

if (typeof forwardRef$1 === "undefined") {
  forwardRef$1 = forwardRefShim$1;
}

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

  return classnames.filter(function (i) {
    return i;
  }).join(" ");
}
/**
 * A <Link> wrapper that knows if it's "active" or not.
 */


var NavLink = forwardRef$1(function (_ref, forwardedRef) {
  var _ref$ariaCurrent = _ref["aria-current"],
      ariaCurrent = _ref$ariaCurrent === void 0 ? "page" : _ref$ariaCurrent,
      _ref$activeClassName = _ref.activeClassName,
      activeClassName = _ref$activeClassName === void 0 ? "active" : _ref$activeClassName,
      activeStyle = _ref.activeStyle,
      classNameProp = _ref.className,
      exact = _ref.exact,
      isActiveProp = _ref.isActive,
      locationProp = _ref.location,
      sensitive = _ref.sensitive,
      strict = _ref.strict,
      styleProp = _ref.style,
      to = _ref.to,
      innerRef = _ref.innerRef,
      rest = _objectWithoutPropertiesLoose(_ref, ["aria-current", "activeClassName", "activeStyle", "className", "exact", "isActive", "location", "sensitive", "strict", "style", "to", "innerRef"]);

  return /*#__PURE__*/React.createElement(reactRouter.__RouterContext.Consumer, null, function (context) {
    !context ?  invariant(false, "You should not use <NavLink> outside a <Router>")  : void 0;
    var currentLocation = locationProp || context.location;
    var toLocation = normalizeToLocation(resolveToLocation(to, currentLocation), currentLocation);
    var path = toLocation.pathname; // Regex taken from: https://github.com/pillarjs/path-to-regexp/blob/master/index.js#L202

    var escapedPath = path && path.replace(/([.+*?=^!:${}()[\]|/\\])/g, "\\$1");
    var match = escapedPath ? reactRouter.matchPath(currentLocation.pathname, {
      path: escapedPath,
      exact: exact,
      sensitive: sensitive,
      strict: strict
    }) : null;
    var isActive = !!(isActiveProp ? isActiveProp(match, currentLocation) : match);
    var className = typeof classNameProp === "function" ? classNameProp(isActive) : classNameProp;
    var style = typeof styleProp === "function" ? styleProp(isActive) : styleProp;

    if (isActive) {
      className = joinClassnames(className, activeClassName);
      style = _extends({}, style, activeStyle);
    }

    var props = _extends({
      "aria-current": isActive && ariaCurrent || null,
      className: className,
      style: style,
      to: toLocation
    }, rest); // React 15 compat


    if (forwardRefShim$1 !== forwardRef$1) {
      props.ref = forwardedRef || innerRef;
    } else {
      props.innerRef = innerRef;
    }

    return /*#__PURE__*/React.createElement(Link, props);
  });
});

{
  NavLink.displayName = "NavLink";
  var ariaCurrentType = PropTypes.oneOf(["page", "step", "location", "date", "time", "true", "false"]);
  NavLink.propTypes = _extends({}, Link.propTypes, {
    "aria-current": ariaCurrentType,
    activeClassName: PropTypes.string,
    activeStyle: PropTypes.object,
    className: PropTypes.oneOfType([PropTypes.string, PropTypes.func]),
    exact: PropTypes.bool,
    isActive: PropTypes.func,
    location: PropTypes.object,
    sensitive: PropTypes.bool,
    strict: PropTypes.bool,
    style: PropTypes.oneOfType([PropTypes.object, PropTypes.func])
  });
}

Object.defineProperty(exports, 'MemoryRouter', {
  enumerable: true,
  get: function () {
    return reactRouter.MemoryRouter;
  }
});
Object.defineProperty(exports, 'Prompt', {
  enumerable: true,
  get: function () {
    return reactRouter.Prompt;
  }
});
Object.defineProperty(exports, 'Redirect', {
  enumerable: true,
  get: function () {
    return reactRouter.Redirect;
  }
});
Object.defineProperty(exports, 'Route', {
  enumerable: true,
  get: function () {
    return reactRouter.Route;
  }
});
Object.defineProperty(exports, 'Router', {
  enumerable: true,
  get: function () {
    return reactRouter.Router;
  }
});
Object.defineProperty(exports, 'StaticRouter', {
  enumerable: true,
  get: function () {
    return reactRouter.StaticRouter;
  }
});
Object.defineProperty(exports, 'Switch', {
  enumerable: true,
  get: function () {
    return reactRouter.Switch;
  }
});
Object.defineProperty(exports, 'generatePath', {
  enumerable: true,
  get: function () {
    return reactRouter.generatePath;
  }
});
Object.defineProperty(exports, 'matchPath', {
  enumerable: true,
  get: function () {
    return reactRouter.matchPath;
  }
});
Object.defineProperty(exports, 'useHistory', {
  enumerable: true,
  get: function () {
    return reactRouter.useHistory;
  }
});
Object.defineProperty(exports, 'useLocation', {
  enumerable: true,
  get: function () {
    return reactRouter.useLocation;
  }
});
Object.defineProperty(exports, 'useParams', {
  enumerable: true,
  get: function () {
    return reactRouter.useParams;
  }
});
Object.defineProperty(exports, 'useRouteMatch', {
  enumerable: true,
  get: function () {
    return reactRouter.useRouteMatch;
  }
});
Object.defineProperty(exports, 'withRouter', {
  enumerable: true,
  get: function () {
    return reactRouter.withRouter;
  }
});
exports.BrowserRouter = BrowserRouter;
exports.HashRouter = HashRouter;
exports.Link = Link;
exports.NavLink = NavLink;
//# sourceMappingURL=react-router-dom.js.map