source: imaps-frontend/node_modules/prop-types/prop-types.js

(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.PropTypes = f()}})(function(){var define,module,exports;return (function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()({1:[function(require,module,exports){
/**
 * Copyright (c) 2013-present, Facebook, Inc.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */

'use strict';

var printWarning = function() {};

if ("development" !== 'production') {
  var ReactPropTypesSecret = require('./lib/ReactPropTypesSecret');
  var loggedTypeFailures = {};
  var has = require('./lib/has');

  printWarning = function(text) {
    var message = 'Warning: ' + text;
    if (typeof console !== 'undefined') {
      console.error(message);
    }
    try {
      // --- Welcome to debugging React ---
      // This error was thrown as a convenience so that you can use this stack
      // to find the callsite that caused this warning to fire.
      throw new Error(message);
    } catch (x) { /**/ }
  };
}

/**
 * Assert that the values match with the type specs.
 * Error messages are memorized and will only be shown once.
 *
 * @param {object} typeSpecs Map of name to a ReactPropType
 * @param {object} values Runtime values that need to be type-checked
 * @param {string} location e.g. "prop", "context", "child context"
 * @param {string} componentName Name of the component for error messages.
 * @param {?Function} getStack Returns the component stack.
 * @private
 */
function checkPropTypes(typeSpecs, values, location, componentName, getStack) {
  if ("development" !== 'production') {
    for (var typeSpecName in typeSpecs) {
      if (has(typeSpecs, typeSpecName)) {
        var error;
        // Prop type validation may throw. In case they do, we don't want to
        // fail the render phase where it didn't fail before. So we log it.
        // After these have been cleaned up, we'll let them throw.
        try {
          // This is intentionally an invariant that gets caught. It's the same
          // behavior as without this statement except with a better message.
          if (typeof typeSpecs[typeSpecName] !== 'function') {
            var err = Error(
              (componentName || 'React class') + ': ' + location + ' type `' + typeSpecName + '` is invalid; ' +
              'it must be a function, usually from the `prop-types` package, but received `' + typeof typeSpecs[typeSpecName] + '`.' +
              'This often happens because of typos such as `PropTypes.function` instead of `PropTypes.func`.'
            );
            err.name = 'Invariant Violation';
            throw err;
          }
          error = typeSpecs[typeSpecName](values, typeSpecName, componentName, location, null, ReactPropTypesSecret);
        } catch (ex) {
          error = ex;
        }
        if (error && !(error instanceof Error)) {
          printWarning(
            (componentName || 'React class') + ': type specification of ' +
            location + ' `' + typeSpecName + '` is invalid; the type checker ' +
            'function must return `null` or an `Error` but returned a ' + typeof error + '. ' +
            'You may have forgotten to pass an argument to the type checker ' +
            'creator (arrayOf, instanceOf, objectOf, oneOf, oneOfType, and ' +
            'shape all require an argument).'
          );
        }
        if (error instanceof Error && !(error.message in loggedTypeFailures)) {
          // Only monitor this failure once because there tends to be a lot of the
          // same error.
          loggedTypeFailures[error.message] = true;

          var stack = getStack ? getStack() : '';

          printWarning(
            'Failed ' + location + ' type: ' + error.message + (stack != null ? stack : '')
          );
        }
      }
    }
  }
}

/**
 * Resets warning cache when testing.
 *
 * @private
 */
checkPropTypes.resetWarningCache = function() {
  if ("development" !== 'production') {
    loggedTypeFailures = {};
  }
}

module.exports = checkPropTypes;

},{"./lib/ReactPropTypesSecret":5,"./lib/has":6}],2:[function(require,module,exports){
/**
 * Copyright (c) 2013-present, Facebook, Inc.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */

'use strict';

var ReactPropTypesSecret = require('./lib/ReactPropTypesSecret');

function emptyFunction() {}
function emptyFunctionWithReset() {}
emptyFunctionWithReset.resetWarningCache = emptyFunction;

module.exports = function() {
  function shim(props, propName, componentName, location, propFullName, secret) {
    if (secret === ReactPropTypesSecret) {
      // It is still safe when called from React.
      return;
    }
    var err = new Error(
      'Calling PropTypes validators directly is not supported by the `prop-types` package. ' +
      'Use PropTypes.checkPropTypes() to call them. ' +
      'Read more at http://fb.me/use-check-prop-types'
    );
    err.name = 'Invariant Violation';
    throw err;
  };
  shim.isRequired = shim;
  function getShim() {
    return shim;
  };
  // Important!
  // Keep this list in sync with production version in `./factoryWithTypeCheckers.js`.
  var ReactPropTypes = {
    array: shim,
    bigint: shim,
    bool: shim,
    func: shim,
    number: shim,
    object: shim,
    string: shim,
    symbol: shim,

    any: shim,
    arrayOf: getShim,
    element: shim,
    elementType: shim,
    instanceOf: getShim,
    node: shim,
    objectOf: getShim,
    oneOf: getShim,
    oneOfType: getShim,
    shape: getShim,
    exact: getShim,

    checkPropTypes: emptyFunctionWithReset,
    resetWarningCache: emptyFunction
  };

  ReactPropTypes.PropTypes = ReactPropTypes;

  return ReactPropTypes;
};

},{"./lib/ReactPropTypesSecret":5}],3:[function(require,module,exports){
/**
 * Copyright (c) 2013-present, Facebook, Inc.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */

'use strict';

var ReactIs = require('react-is');
var assign = require('object-assign');

var ReactPropTypesSecret = require('./lib/ReactPropTypesSecret');
var has = require('./lib/has');
var checkPropTypes = require('./checkPropTypes');

var printWarning = function() {};

if ("development" !== 'production') {
  printWarning = function(text) {
    var message = 'Warning: ' + text;
    if (typeof console !== 'undefined') {
      console.error(message);
    }
    try {
      // --- Welcome to debugging React ---
      // This error was thrown as a convenience so that you can use this stack
      // to find the callsite that caused this warning to fire.
      throw new Error(message);
    } catch (x) {}
  };
}

function emptyFunctionThatReturnsNull() {
  return null;
}

module.exports = function(isValidElement, throwOnDirectAccess) {
  /* global Symbol */
  var ITERATOR_SYMBOL = typeof Symbol === 'function' && Symbol.iterator;
  var FAUX_ITERATOR_SYMBOL = '@@iterator'; // Before Symbol spec.

  /**
   * Returns the iterator method function contained on the iterable object.
   *
   * Be sure to invoke the function with the iterable as context:
   *
   *     var iteratorFn = getIteratorFn(myIterable);
   *     if (iteratorFn) {
   *       var iterator = iteratorFn.call(myIterable);
   *       ...
   *     }
   *
   * @param {?object} maybeIterable
   * @return {?function}
   */
  function getIteratorFn(maybeIterable) {
    var iteratorFn = maybeIterable && (ITERATOR_SYMBOL && maybeIterable[ITERATOR_SYMBOL] || maybeIterable[FAUX_ITERATOR_SYMBOL]);
    if (typeof iteratorFn === 'function') {
      return iteratorFn;
    }
  }

  /**
   * Collection of methods that allow declaration and validation of props that are
   * supplied to React components. Example usage:
   *
   *   var Props = require('ReactPropTypes');
   *   var MyArticle = React.createClass({
   *     propTypes: {
   *       // An optional string prop named "description".
   *       description: Props.string,
   *
   *       // A required enum prop named "category".
   *       category: Props.oneOf(['News','Photos']).isRequired,
   *
   *       // A prop named "dialog" that requires an instance of Dialog.
   *       dialog: Props.instanceOf(Dialog).isRequired
   *     },
   *     render: function() { ... }
   *   });
   *
   * A more formal specification of how these methods are used:
   *
   *   type := array|bool|func|object|number|string|oneOf([...])|instanceOf(...)
   *   decl := ReactPropTypes.{type}(.isRequired)?
   *
   * Each and every declaration produces a function with the same signature. This
   * allows the creation of custom validation functions. For example:
   *
   *  var MyLink = React.createClass({
   *    propTypes: {
   *      // An optional string or URI prop named "href".
   *      href: function(props, propName, componentName) {
   *        var propValue = props[propName];
   *        if (propValue != null && typeof propValue !== 'string' &&
   *            !(propValue instanceof URI)) {
   *          return new Error(
   *            'Expected a string or an URI for ' + propName + ' in ' +
   *            componentName
   *          );
   *        }
   *      }
   *    },
   *    render: function() {...}
   *  });
   *
   * @internal
   */

  var ANONYMOUS = '<<anonymous>>';

  // Important!
  // Keep this list in sync with production version in `./factoryWithThrowingShims.js`.
  var ReactPropTypes = {
    array: createPrimitiveTypeChecker('array'),
    bigint: createPrimitiveTypeChecker('bigint'),
    bool: createPrimitiveTypeChecker('boolean'),
    func: createPrimitiveTypeChecker('function'),
    number: createPrimitiveTypeChecker('number'),
    object: createPrimitiveTypeChecker('object'),
    string: createPrimitiveTypeChecker('string'),
    symbol: createPrimitiveTypeChecker('symbol'),

    any: createAnyTypeChecker(),
    arrayOf: createArrayOfTypeChecker,
    element: createElementTypeChecker(),
    elementType: createElementTypeTypeChecker(),
    instanceOf: createInstanceTypeChecker,
    node: createNodeChecker(),
    objectOf: createObjectOfTypeChecker,
    oneOf: createEnumTypeChecker,
    oneOfType: createUnionTypeChecker,
    shape: createShapeTypeChecker,
    exact: createStrictShapeTypeChecker,
  };

  /**
   * inlined Object.is polyfill to avoid requiring consumers ship their own
   * https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/is
   */
  /*eslint-disable no-self-compare*/
  function is(x, y) {
    // SameValue algorithm
    if (x === y) {
      // Steps 1-5, 7-10
      // Steps 6.b-6.e: +0 != -0
      return x !== 0 || 1 / x === 1 / y;
    } else {
      // Step 6.a: NaN == NaN
      return x !== x && y !== y;
    }
  }
  /*eslint-enable no-self-compare*/

  /**
   * We use an Error-like object for backward compatibility as people may call
   * PropTypes directly and inspect their output. However, we don't use real
   * Errors anymore. We don't inspect their stack anyway, and creating them
   * is prohibitively expensive if they are created too often, such as what
   * happens in oneOfType() for any type before the one that matched.
   */
  function PropTypeError(message, data) {
    this.message = message;
    this.data = data && typeof data === 'object' ? data: {};
    this.stack = '';
  }
  // Make `instanceof Error` still work for returned errors.
  PropTypeError.prototype = Error.prototype;

  function createChainableTypeChecker(validate) {
    if ("development" !== 'production') {
      var manualPropTypeCallCache = {};
      var manualPropTypeWarningCount = 0;
    }
    function checkType(isRequired, props, propName, componentName, location, propFullName, secret) {
      componentName = componentName || ANONYMOUS;
      propFullName = propFullName || propName;

      if (secret !== ReactPropTypesSecret) {
        if (throwOnDirectAccess) {
          // New behavior only for users of `prop-types` package
          var err = new Error(
            'Calling PropTypes validators directly is not supported by the `prop-types` package. ' +
            'Use `PropTypes.checkPropTypes()` to call them. ' +
            'Read more at http://fb.me/use-check-prop-types'
          );
          err.name = 'Invariant Violation';
          throw err;
        } else if ("development" !== 'production' && typeof console !== 'undefined') {
          // Old behavior for people using React.PropTypes
          var cacheKey = componentName + ':' + propName;
          if (
            !manualPropTypeCallCache[cacheKey] &&
            // Avoid spamming the console because they are often not actionable except for lib authors
            manualPropTypeWarningCount < 3
          ) {
            printWarning(
              'You are manually calling a React.PropTypes validation ' +
              'function for the `' + propFullName + '` prop on `' + componentName + '`. This is deprecated ' +
              'and will throw in the standalone `prop-types` package. ' +
              'You may be seeing this warning due to a third-party PropTypes ' +
              'library. See https://fb.me/react-warning-dont-call-proptypes ' + 'for details.'
            );
            manualPropTypeCallCache[cacheKey] = true;
            manualPropTypeWarningCount++;
          }
        }
      }
      if (props[propName] == null) {
        if (isRequired) {
          if (props[propName] === null) {
            return new PropTypeError('The ' + location + ' `' + propFullName + '` is marked as required ' + ('in `' + componentName + '`, but its value is `null`.'));
          }
          return new PropTypeError('The ' + location + ' `' + propFullName + '` is marked as required in ' + ('`' + componentName + '`, but its value is `undefined`.'));
        }
        return null;
      } else {
        return validate(props, propName, componentName, location, propFullName);
      }
    }

    var chainedCheckType = checkType.bind(null, false);
    chainedCheckType.isRequired = checkType.bind(null, true);

    return chainedCheckType;
  }

  function createPrimitiveTypeChecker(expectedType) {
    function validate(props, propName, componentName, location, propFullName, secret) {
      var propValue = props[propName];
      var propType = getPropType(propValue);
      if (propType !== expectedType) {
        // `propValue` being instance of, say, date/regexp, pass the 'object'
        // check, but we can offer a more precise error message here rather than
        // 'of type `object`'.
        var preciseType = getPreciseType(propValue);

        return new PropTypeError(
          'Invalid ' + location + ' `' + propFullName + '` of type ' + ('`' + preciseType + '` supplied to `' + componentName + '`, expected ') + ('`' + expectedType + '`.'),
          {expectedType: expectedType}
        );
      }
      return null;
    }
    return createChainableTypeChecker(validate);
  }

  function createAnyTypeChecker() {
    return createChainableTypeChecker(emptyFunctionThatReturnsNull);
  }

  function createArrayOfTypeChecker(typeChecker) {
    function validate(props, propName, componentName, location, propFullName) {
      if (typeof typeChecker !== 'function') {
        return new PropTypeError('Property `' + propFullName + '` of component `' + componentName + '` has invalid PropType notation inside arrayOf.');
      }
      var propValue = props[propName];
      if (!Array.isArray(propValue)) {
        var propType = getPropType(propValue);
        return new PropTypeError('Invalid ' + location + ' `' + propFullName + '` of type ' + ('`' + propType + '` supplied to `' + componentName + '`, expected an array.'));
      }
      for (var i = 0; i < propValue.length; i++) {
        var error = typeChecker(propValue, i, componentName, location, propFullName + '[' + i + ']', ReactPropTypesSecret);
        if (error instanceof Error) {
          return error;
        }
      }
      return null;
    }
    return createChainableTypeChecker(validate);
  }

  function createElementTypeChecker() {
    function validate(props, propName, componentName, location, propFullName) {
      var propValue = props[propName];
      if (!isValidElement(propValue)) {
        var propType = getPropType(propValue);
        return new PropTypeError('Invalid ' + location + ' `' + propFullName + '` of type ' + ('`' + propType + '` supplied to `' + componentName + '`, expected a single ReactElement.'));
      }
      return null;
    }
    return createChainableTypeChecker(validate);
  }

  function createElementTypeTypeChecker() {
    function validate(props, propName, componentName, location, propFullName) {
      var propValue = props[propName];
      if (!ReactIs.isValidElementType(propValue)) {
        var propType = getPropType(propValue);
        return new PropTypeError('Invalid ' + location + ' `' + propFullName + '` of type ' + ('`' + propType + '` supplied to `' + componentName + '`, expected a single ReactElement type.'));
      }
      return null;
    }
    return createChainableTypeChecker(validate);
  }

  function createInstanceTypeChecker(expectedClass) {
    function validate(props, propName, componentName, location, propFullName) {
      if (!(props[propName] instanceof expectedClass)) {
        var expectedClassName = expectedClass.name || ANONYMOUS;
        var actualClassName = getClassName(props[propName]);
        return new PropTypeError('Invalid ' + location + ' `' + propFullName + '` of type ' + ('`' + actualClassName + '` supplied to `' + componentName + '`, expected ') + ('instance of `' + expectedClassName + '`.'));
      }
      return null;
    }
    return createChainableTypeChecker(validate);
  }

  function createEnumTypeChecker(expectedValues) {
    if (!Array.isArray(expectedValues)) {
      if ("development" !== 'production') {
        if (arguments.length > 1) {
          printWarning(
            'Invalid arguments supplied to oneOf, expected an array, got ' + arguments.length + ' arguments. ' +
            'A common mistake is to write oneOf(x, y, z) instead of oneOf([x, y, z]).'
          );
        } else {
          printWarning('Invalid argument supplied to oneOf, expected an array.');
        }
      }
      return emptyFunctionThatReturnsNull;
    }

    function validate(props, propName, componentName, location, propFullName) {
      var propValue = props[propName];
      for (var i = 0; i < expectedValues.length; i++) {
        if (is(propValue, expectedValues[i])) {
          return null;
        }
      }

      var valuesString = JSON.stringify(expectedValues, function replacer(key, value) {
        var type = getPreciseType(value);
        if (type === 'symbol') {
          return String(value);
        }
        return value;
      });
      return new PropTypeError('Invalid ' + location + ' `' + propFullName + '` of value `' + String(propValue) + '` ' + ('supplied to `' + componentName + '`, expected one of ' + valuesString + '.'));
    }
    return createChainableTypeChecker(validate);
  }

  function createObjectOfTypeChecker(typeChecker) {
    function validate(props, propName, componentName, location, propFullName) {
      if (typeof typeChecker !== 'function') {
        return new PropTypeError('Property `' + propFullName + '` of component `' + componentName + '` has invalid PropType notation inside objectOf.');
      }
      var propValue = props[propName];
      var propType = getPropType(propValue);
      if (propType !== 'object') {
        return new PropTypeError('Invalid ' + location + ' `' + propFullName + '` of type ' + ('`' + propType + '` supplied to `' + componentName + '`, expected an object.'));
      }
      for (var key in propValue) {
        if (has(propValue, key)) {
          var error = typeChecker(propValue, key, componentName, location, propFullName + '.' + key, ReactPropTypesSecret);
          if (error instanceof Error) {
            return error;
          }
        }
      }
      return null;
    }
    return createChainableTypeChecker(validate);
  }

  function createUnionTypeChecker(arrayOfTypeCheckers) {
    if (!Array.isArray(arrayOfTypeCheckers)) {
      "development" !== 'production' ? printWarning('Invalid argument supplied to oneOfType, expected an instance of array.') : void 0;
      return emptyFunctionThatReturnsNull;
    }

    for (var i = 0; i < arrayOfTypeCheckers.length; i++) {
      var checker = arrayOfTypeCheckers[i];
      if (typeof checker !== 'function') {
        printWarning(
          'Invalid argument supplied to oneOfType. Expected an array of check functions, but ' +
          'received ' + getPostfixForTypeWarning(checker) + ' at index ' + i + '.'
        );
        return emptyFunctionThatReturnsNull;
      }
    }

    function validate(props, propName, componentName, location, propFullName) {
      var expectedTypes = [];
      for (var i = 0; i < arrayOfTypeCheckers.length; i++) {
        var checker = arrayOfTypeCheckers[i];
        var checkerResult = checker(props, propName, componentName, location, propFullName, ReactPropTypesSecret);
        if (checkerResult == null) {
          return null;
        }
        if (checkerResult.data.hasOwnProperty('expectedType')) {
          expectedTypes.push(checkerResult.data.expectedType);
        }
      }
      var expectedTypesMessage = (expectedTypes.length > 0) ? ', expected one of type [' + expectedTypes.join(', ') + ']': '';
      return new PropTypeError('Invalid ' + location + ' `' + propFullName + '` supplied to ' + ('`' + componentName + '`' + expectedTypesMessage + '.'));
    }
    return createChainableTypeChecker(validate);
  }

  function createNodeChecker() {
    function validate(props, propName, componentName, location, propFullName) {
      if (!isNode(props[propName])) {
        return new PropTypeError('Invalid ' + location + ' `' + propFullName + '` supplied to ' + ('`' + componentName + '`, expected a ReactNode.'));
      }
      return null;
    }
    return createChainableTypeChecker(validate);
  }

  function invalidValidatorError(componentName, location, propFullName, key, type) {
    return new PropTypeError(
      (componentName || 'React class') + ': ' + location + ' type `' + propFullName + '.' + key + '` is invalid; ' +
      'it must be a function, usually from the `prop-types` package, but received `' + type + '`.'
    );
  }

  function createShapeTypeChecker(shapeTypes) {
    function validate(props, propName, componentName, location, propFullName) {
      var propValue = props[propName];
      var propType = getPropType(propValue);
      if (propType !== 'object') {
        return new PropTypeError('Invalid ' + location + ' `' + propFullName + '` of type `' + propType + '` ' + ('supplied to `' + componentName + '`, expected `object`.'));
      }
      for (var key in shapeTypes) {
        var checker = shapeTypes[key];
        if (typeof checker !== 'function') {
          return invalidValidatorError(componentName, location, propFullName, key, getPreciseType(checker));
        }
        var error = checker(propValue, key, componentName, location, propFullName + '.' + key, ReactPropTypesSecret);
        if (error) {
          return error;
        }
      }
      return null;
    }
    return createChainableTypeChecker(validate);
  }

  function createStrictShapeTypeChecker(shapeTypes) {
    function validate(props, propName, componentName, location, propFullName) {
      var propValue = props[propName];
      var propType = getPropType(propValue);
      if (propType !== 'object') {
        return new PropTypeError('Invalid ' + location + ' `' + propFullName + '` of type `' + propType + '` ' + ('supplied to `' + componentName + '`, expected `object`.'));
      }
      // We need to check all keys in case some are required but missing from props.
      var allKeys = assign({}, props[propName], shapeTypes);
      for (var key in allKeys) {
        var checker = shapeTypes[key];
        if (has(shapeTypes, key) && typeof checker !== 'function') {
          return invalidValidatorError(componentName, location, propFullName, key, getPreciseType(checker));
        }
        if (!checker) {
          return new PropTypeError(
            'Invalid ' + location + ' `' + propFullName + '` key `' + key + '` supplied to `' + componentName + '`.' +
            '\nBad object: ' + JSON.stringify(props[propName], null, '  ') +
            '\nValid keys: ' + JSON.stringify(Object.keys(shapeTypes), null, '  ')
          );
        }
        var error = checker(propValue, key, componentName, location, propFullName + '.' + key, ReactPropTypesSecret);
        if (error) {
          return error;
        }
      }
      return null;
    }

    return createChainableTypeChecker(validate);
  }

  function isNode(propValue) {
    switch (typeof propValue) {
      case 'number':
      case 'string':
      case 'undefined':
        return true;
      case 'boolean':
        return !propValue;
      case 'object':
        if (Array.isArray(propValue)) {
          return propValue.every(isNode);
        }
        if (propValue === null || isValidElement(propValue)) {
          return true;
        }

        var iteratorFn = getIteratorFn(propValue);
        if (iteratorFn) {
          var iterator = iteratorFn.call(propValue);
          var step;
          if (iteratorFn !== propValue.entries) {
            while (!(step = iterator.next()).done) {
              if (!isNode(step.value)) {
                return false;
              }
            }
          } else {
            // Iterator will provide entry [k,v] tuples rather than values.
            while (!(step = iterator.next()).done) {
              var entry = step.value;
              if (entry) {
                if (!isNode(entry[1])) {
                  return false;
                }
              }
            }
          }
        } else {
          return false;
        }

        return true;
      default:
        return false;
    }
  }

  function isSymbol(propType, propValue) {
    // Native Symbol.
    if (propType === 'symbol') {
      return true;
    }

    // falsy value can't be a Symbol
    if (!propValue) {
      return false;
    }

    // 19.4.3.5 Symbol.prototype[@@toStringTag] === 'Symbol'
    if (propValue['@@toStringTag'] === 'Symbol') {
      return true;
    }

    // Fallback for non-spec compliant Symbols which are polyfilled.
    if (typeof Symbol === 'function' && propValue instanceof Symbol) {
      return true;
    }

    return false;
  }

  // Equivalent of `typeof` but with special handling for array and regexp.
  function getPropType(propValue) {
    var propType = typeof propValue;
    if (Array.isArray(propValue)) {
      return 'array';
    }
    if (propValue instanceof RegExp) {
      // Old webkits (at least until Android 4.0) return 'function' rather than
      // 'object' for typeof a RegExp. We'll normalize this here so that /bla/
      // passes PropTypes.object.
      return 'object';
    }
    if (isSymbol(propType, propValue)) {
      return 'symbol';
    }
    return propType;
  }

  // This handles more types than `getPropType`. Only used for error messages.
  // See `createPrimitiveTypeChecker`.
  function getPreciseType(propValue) {
    if (typeof propValue === 'undefined' || propValue === null) {
      return '' + propValue;
    }
    var propType = getPropType(propValue);
    if (propType === 'object') {
      if (propValue instanceof Date) {
        return 'date';
      } else if (propValue instanceof RegExp) {
        return 'regexp';
      }
    }
    return propType;
  }

  // Returns a string that is postfixed to a warning about an invalid type.
  // For example, "undefined" or "of type array"
  function getPostfixForTypeWarning(value) {
    var type = getPreciseType(value);
    switch (type) {
      case 'array':
      case 'object':
        return 'an ' + type;
      case 'boolean':
      case 'date':
      case 'regexp':
        return 'a ' + type;
      default:
        return type;
    }
  }

  // Returns class name of the object, if any.
  function getClassName(propValue) {
    if (!propValue.constructor || !propValue.constructor.name) {
      return ANONYMOUS;
    }
    return propValue.constructor.name;
  }

  ReactPropTypes.checkPropTypes = checkPropTypes;
  ReactPropTypes.resetWarningCache = checkPropTypes.resetWarningCache;
  ReactPropTypes.PropTypes = ReactPropTypes;

  return ReactPropTypes;
};

},{"./checkPropTypes":1,"./lib/ReactPropTypesSecret":5,"./lib/has":6,"object-assign":7,"react-is":11}],4:[function(require,module,exports){
/**
 * Copyright (c) 2013-present, Facebook, Inc.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */

if ("development" !== 'production') {
  var ReactIs = require('react-is');

  // By explicitly using `prop-types` you are opting into new development behavior.
  // http://fb.me/prop-types-in-prod
  var throwOnDirectAccess = true;
  module.exports = require('./factoryWithTypeCheckers')(ReactIs.isElement, throwOnDirectAccess);
} else {
  // By explicitly using `prop-types` you are opting into new production behavior.
  // http://fb.me/prop-types-in-prod
  module.exports = require('./factoryWithThrowingShims')();
}

},{"./factoryWithThrowingShims":2,"./factoryWithTypeCheckers":3,"react-is":11}],5:[function(require,module,exports){
/**
 * Copyright (c) 2013-present, Facebook, Inc.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */

'use strict';

var ReactPropTypesSecret = 'SECRET_DO_NOT_PASS_THIS_OR_YOU_WILL_BE_FIRED';

module.exports = ReactPropTypesSecret;

},{}],6:[function(require,module,exports){
module.exports = Function.call.bind(Object.prototype.hasOwnProperty);

},{}],7:[function(require,module,exports){
/*
object-assign
(c) Sindre Sorhus
@license MIT
*/

'use strict';
/* eslint-disable no-unused-vars */
var getOwnPropertySymbols = Object.getOwnPropertySymbols;
var hasOwnProperty = Object.prototype.hasOwnProperty;
var propIsEnumerable = Object.prototype.propertyIsEnumerable;

function toObject(val) {
        if (val === null || val === undefined) {
                throw new TypeError('Object.assign cannot be called with null or undefined');
        }

        return Object(val);
}

function shouldUseNative() {
        try {
                if (!Object.assign) {
                        return false;
                }

                // Detect buggy property enumeration order in older V8 versions.

                // https://bugs.chromium.org/p/v8/issues/detail?id=4118
                var test1 = new String('abc');  // eslint-disable-line no-new-wrappers
                test1[5] = 'de';
                if (Object.getOwnPropertyNames(test1)[0] === '5') {
                        return false;
                }

                // https://bugs.chromium.org/p/v8/issues/detail?id=3056
                var test2 = {};
                for (var i = 0; i < 10; i++) {
                        test2['_' + String.fromCharCode(i)] = i;
                }
                var order2 = Object.getOwnPropertyNames(test2).map(function (n) {
                        return test2[n];
                });
                if (order2.join('') !== '0123456789') {
                        return false;
                }

                // https://bugs.chromium.org/p/v8/issues/detail?id=3056
                var test3 = {};
                'abcdefghijklmnopqrst'.split('').forEach(function (letter) {
                        test3[letter] = letter;
                });
                if (Object.keys(Object.assign({}, test3)).join('') !==
                                'abcdefghijklmnopqrst') {
                        return false;
                }

                return true;
        } catch (err) {
                // We don't expect any of the above to throw, but better to be safe.
                return false;
        }
}

module.exports = shouldUseNative() ? Object.assign : function (target, source) {
        var from;
        var to = toObject(target);
        var symbols;

        for (var s = 1; s < arguments.length; s++) {
                from = Object(arguments[s]);

                for (var key in from) {
                        if (hasOwnProperty.call(from, key)) {
                                to[key] = from[key];
                        }
                }

                if (getOwnPropertySymbols) {
                        symbols = getOwnPropertySymbols(from);
                        for (var i = 0; i < symbols.length; i++) {
                                if (propIsEnumerable.call(from, symbols[i])) {
                                        to[symbols[i]] = from[symbols[i]];
                                }
                        }
                }
        }

        return to;
};

},{}],8:[function(require,module,exports){
// shim for using process in browser
var process = module.exports = {};

// cached from whatever global is present so that test runners that stub it
// don't break things.  But we need to wrap it in a try catch in case it is
// wrapped in strict mode code which doesn't define any globals.  It's inside a
// function because try/catches deoptimize in certain engines.

var cachedSetTimeout;
var cachedClearTimeout;

function defaultSetTimout() {
    throw new Error('setTimeout has not been defined');
}
function defaultClearTimeout () {
    throw new Error('clearTimeout has not been defined');
}
(function () {
    try {
        if (typeof setTimeout === 'function') {
            cachedSetTimeout = setTimeout;
        } else {
            cachedSetTimeout = defaultSetTimout;
        }
    } catch (e) {
        cachedSetTimeout = defaultSetTimout;
    }
    try {
        if (typeof clearTimeout === 'function') {
            cachedClearTimeout = clearTimeout;
        } else {
            cachedClearTimeout = defaultClearTimeout;
        }
    } catch (e) {
        cachedClearTimeout = defaultClearTimeout;
    }
} ())
function runTimeout(fun) {
    if (cachedSetTimeout === setTimeout) {
        //normal enviroments in sane situations
        return setTimeout(fun, 0);
    }
    // if setTimeout wasn't available but was latter defined
    if ((cachedSetTimeout === defaultSetTimout || !cachedSetTimeout) && setTimeout) {
        cachedSetTimeout = setTimeout;
        return setTimeout(fun, 0);
    }
    try {
        // when when somebody has screwed with setTimeout but no I.E. maddness
        return cachedSetTimeout(fun, 0);
    } catch(e){
        try {
            // When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally
            return cachedSetTimeout.call(null, fun, 0);
        } catch(e){
            // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error
            return cachedSetTimeout.call(this, fun, 0);
        }
    }


}
function runClearTimeout(marker) {
    if (cachedClearTimeout === clearTimeout) {
        //normal enviroments in sane situations
        return clearTimeout(marker);
    }
    // if clearTimeout wasn't available but was latter defined
    if ((cachedClearTimeout === defaultClearTimeout || !cachedClearTimeout) && clearTimeout) {
        cachedClearTimeout = clearTimeout;
        return clearTimeout(marker);
    }
    try {
        // when when somebody has screwed with setTimeout but no I.E. maddness
        return cachedClearTimeout(marker);
    } catch (e){
        try {
            // When we are in I.E. but the script has been evaled so I.E. doesn't  trust the global object when called normally
            return cachedClearTimeout.call(null, marker);
        } catch (e){
            // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error.
            // Some versions of I.E. have different rules for clearTimeout vs setTimeout
            return cachedClearTimeout.call(this, marker);
        }
    }



}
var queue = [];
var draining = false;
var currentQueue;
var queueIndex = -1;

function cleanUpNextTick() {
    if (!draining || !currentQueue) {
        return;
    }
    draining = false;
    if (currentQueue.length) {
        queue = currentQueue.concat(queue);
    } else {
        queueIndex = -1;
    }
    if (queue.length) {
        drainQueue();
    }
}

function drainQueue() {
    if (draining) {
        return;
    }
    var timeout = runTimeout(cleanUpNextTick);
    draining = true;

    var len = queue.length;
    while(len) {
        currentQueue = queue;
        queue = [];
        while (++queueIndex < len) {
            if (currentQueue) {
                currentQueue[queueIndex].run();
            }
        }
        queueIndex = -1;
        len = queue.length;
    }
    currentQueue = null;
    draining = false;
    runClearTimeout(timeout);
}

process.nextTick = function (fun) {
    var args = new Array(arguments.length - 1);
    if (arguments.length > 1) {
        for (var i = 1; i < arguments.length; i++) {
            args[i - 1] = arguments[i];
        }
    }
    queue.push(new Item(fun, args));
    if (queue.length === 1 && !draining) {
        runTimeout(drainQueue);
    }
};

// v8 likes predictible objects
function Item(fun, array) {
    this.fun = fun;
    this.array = array;
}
Item.prototype.run = function () {
    this.fun.apply(null, this.array);
};
process.title = 'browser';
process.browser = true;
process.env = {};
process.argv = [];
process.version = ''; // empty string to avoid regexp issues
process.versions = {};

function noop() {}

process.on = noop;
process.addListener = noop;
process.once = noop;
process.off = noop;
process.removeListener = noop;
process.removeAllListeners = noop;
process.emit = noop;
process.prependListener = noop;
process.prependOnceListener = noop;

process.listeners = function (name) { return [] }

process.binding = function (name) {
    throw new Error('process.binding is not supported');
};

process.cwd = function () { return '/' };
process.chdir = function (dir) {
    throw new Error('process.chdir is not supported');
};
process.umask = function() { return 0; };

},{}],9:[function(require,module,exports){
(function (process){(function (){
/** @license React v16.13.1
 * react-is.development.js
 *
 * Copyright (c) Facebook, Inc. and its affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */

'use strict';



if (process.env.NODE_ENV !== "production") {
  (function() {
'use strict';

// The Symbol used to tag the ReactElement-like types. If there is no native Symbol
// nor polyfill, then a plain number is used for performance.
var hasSymbol = typeof Symbol === 'function' && Symbol.for;
var REACT_ELEMENT_TYPE = hasSymbol ? Symbol.for('react.element') : 0xeac7;
var REACT_PORTAL_TYPE = hasSymbol ? Symbol.for('react.portal') : 0xeaca;
var REACT_FRAGMENT_TYPE = hasSymbol ? Symbol.for('react.fragment') : 0xeacb;
var REACT_STRICT_MODE_TYPE = hasSymbol ? Symbol.for('react.strict_mode') : 0xeacc;
var REACT_PROFILER_TYPE = hasSymbol ? Symbol.for('react.profiler') : 0xead2;
var REACT_PROVIDER_TYPE = hasSymbol ? Symbol.for('react.provider') : 0xeacd;
var REACT_CONTEXT_TYPE = hasSymbol ? Symbol.for('react.context') : 0xeace; // TODO: We don't use AsyncMode or ConcurrentMode anymore. They were temporary
// (unstable) APIs that have been removed. Can we remove the symbols?

var REACT_ASYNC_MODE_TYPE = hasSymbol ? Symbol.for('react.async_mode') : 0xeacf;
var REACT_CONCURRENT_MODE_TYPE = hasSymbol ? Symbol.for('react.concurrent_mode') : 0xeacf;
var REACT_FORWARD_REF_TYPE = hasSymbol ? Symbol.for('react.forward_ref') : 0xead0;
var REACT_SUSPENSE_TYPE = hasSymbol ? Symbol.for('react.suspense') : 0xead1;
var REACT_SUSPENSE_LIST_TYPE = hasSymbol ? Symbol.for('react.suspense_list') : 0xead8;
var REACT_MEMO_TYPE = hasSymbol ? Symbol.for('react.memo') : 0xead3;
var REACT_LAZY_TYPE = hasSymbol ? Symbol.for('react.lazy') : 0xead4;
var REACT_BLOCK_TYPE = hasSymbol ? Symbol.for('react.block') : 0xead9;
var REACT_FUNDAMENTAL_TYPE = hasSymbol ? Symbol.for('react.fundamental') : 0xead5;
var REACT_RESPONDER_TYPE = hasSymbol ? Symbol.for('react.responder') : 0xead6;
var REACT_SCOPE_TYPE = hasSymbol ? Symbol.for('react.scope') : 0xead7;

function isValidElementType(type) {
  return typeof type === 'string' || typeof type === 'function' || // Note: its typeof might be other than 'symbol' or 'number' if it's a polyfill.
  type === REACT_FRAGMENT_TYPE || type === REACT_CONCURRENT_MODE_TYPE || type === REACT_PROFILER_TYPE || type === REACT_STRICT_MODE_TYPE || type === REACT_SUSPENSE_TYPE || type === REACT_SUSPENSE_LIST_TYPE || typeof type === 'object' && type !== null && (type.$$typeof === REACT_LAZY_TYPE || type.$$typeof === REACT_MEMO_TYPE || type.$$typeof === REACT_PROVIDER_TYPE || type.$$typeof === REACT_CONTEXT_TYPE || type.$$typeof === REACT_FORWARD_REF_TYPE || type.$$typeof === REACT_FUNDAMENTAL_TYPE || type.$$typeof === REACT_RESPONDER_TYPE || type.$$typeof === REACT_SCOPE_TYPE || type.$$typeof === REACT_BLOCK_TYPE);
}

function typeOf(object) {
  if (typeof object === 'object' && object !== null) {
    var $$typeof = object.$$typeof;

    switch ($$typeof) {
      case REACT_ELEMENT_TYPE:
        var type = object.type;

        switch (type) {
          case REACT_ASYNC_MODE_TYPE:
          case REACT_CONCURRENT_MODE_TYPE:
          case REACT_FRAGMENT_TYPE:
          case REACT_PROFILER_TYPE:
          case REACT_STRICT_MODE_TYPE:
          case REACT_SUSPENSE_TYPE:
            return type;

          default:
            var $$typeofType = type && type.$$typeof;

            switch ($$typeofType) {
              case REACT_CONTEXT_TYPE:
              case REACT_FORWARD_REF_TYPE:
              case REACT_LAZY_TYPE:
              case REACT_MEMO_TYPE:
              case REACT_PROVIDER_TYPE:
                return $$typeofType;

              default:
                return $$typeof;
            }

        }

      case REACT_PORTAL_TYPE:
        return $$typeof;
    }
  }

  return undefined;
} // AsyncMode is deprecated along with isAsyncMode

var AsyncMode = REACT_ASYNC_MODE_TYPE;
var ConcurrentMode = REACT_CONCURRENT_MODE_TYPE;
var ContextConsumer = REACT_CONTEXT_TYPE;
var ContextProvider = REACT_PROVIDER_TYPE;
var Element = REACT_ELEMENT_TYPE;
var ForwardRef = REACT_FORWARD_REF_TYPE;
var Fragment = REACT_FRAGMENT_TYPE;
var Lazy = REACT_LAZY_TYPE;
var Memo = REACT_MEMO_TYPE;
var Portal = REACT_PORTAL_TYPE;
var Profiler = REACT_PROFILER_TYPE;
var StrictMode = REACT_STRICT_MODE_TYPE;
var Suspense = REACT_SUSPENSE_TYPE;
var hasWarnedAboutDeprecatedIsAsyncMode = false; // AsyncMode should be deprecated

function isAsyncMode(object) {
  {
    if (!hasWarnedAboutDeprecatedIsAsyncMode) {
      hasWarnedAboutDeprecatedIsAsyncMode = true; // Using console['warn'] to evade Babel and ESLint

      console['warn']('The ReactIs.isAsyncMode() alias has been deprecated, ' + 'and will be removed in React 17+. Update your code to use ' + 'ReactIs.isConcurrentMode() instead. It has the exact same API.');
    }
  }

  return isConcurrentMode(object) || typeOf(object) === REACT_ASYNC_MODE_TYPE;
}
function isConcurrentMode(object) {
  return typeOf(object) === REACT_CONCURRENT_MODE_TYPE;
}
function isContextConsumer(object) {
  return typeOf(object) === REACT_CONTEXT_TYPE;
}
function isContextProvider(object) {
  return typeOf(object) === REACT_PROVIDER_TYPE;
}
function isElement(object) {
  return typeof object === 'object' && object !== null && object.$$typeof === REACT_ELEMENT_TYPE;
}
function isForwardRef(object) {
  return typeOf(object) === REACT_FORWARD_REF_TYPE;
}
function isFragment(object) {
  return typeOf(object) === REACT_FRAGMENT_TYPE;
}
function isLazy(object) {
  return typeOf(object) === REACT_LAZY_TYPE;
}
function isMemo(object) {
  return typeOf(object) === REACT_MEMO_TYPE;
}
function isPortal(object) {
  return typeOf(object) === REACT_PORTAL_TYPE;
}
function isProfiler(object) {
  return typeOf(object) === REACT_PROFILER_TYPE;
}
function isStrictMode(object) {
  return typeOf(object) === REACT_STRICT_MODE_TYPE;
}
function isSuspense(object) {
  return typeOf(object) === REACT_SUSPENSE_TYPE;
}

exports.AsyncMode = AsyncMode;
exports.ConcurrentMode = ConcurrentMode;
exports.ContextConsumer = ContextConsumer;
exports.ContextProvider = ContextProvider;
exports.Element = Element;
exports.ForwardRef = ForwardRef;
exports.Fragment = Fragment;
exports.Lazy = Lazy;
exports.Memo = Memo;
exports.Portal = Portal;
exports.Profiler = Profiler;
exports.StrictMode = StrictMode;
exports.Suspense = Suspense;
exports.isAsyncMode = isAsyncMode;
exports.isConcurrentMode = isConcurrentMode;
exports.isContextConsumer = isContextConsumer;
exports.isContextProvider = isContextProvider;
exports.isElement = isElement;
exports.isForwardRef = isForwardRef;
exports.isFragment = isFragment;
exports.isLazy = isLazy;
exports.isMemo = isMemo;
exports.isPortal = isPortal;
exports.isProfiler = isProfiler;
exports.isStrictMode = isStrictMode;
exports.isSuspense = isSuspense;
exports.isValidElementType = isValidElementType;
exports.typeOf = typeOf;
  })();
}

}).call(this)}).call(this,require('_process'))
},{"_process":8}],10:[function(require,module,exports){
/** @license React v16.13.1
 * react-is.production.min.js
 *
 * Copyright (c) Facebook, Inc. and its affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */

'use strict';var b="function"===typeof Symbol&&Symbol.for,c=b?Symbol.for("react.element"):60103,d=b?Symbol.for("react.portal"):60106,e=b?Symbol.for("react.fragment"):60107,f=b?Symbol.for("react.strict_mode"):60108,g=b?Symbol.for("react.profiler"):60114,h=b?Symbol.for("react.provider"):60109,k=b?Symbol.for("react.context"):60110,l=b?Symbol.for("react.async_mode"):60111,m=b?Symbol.for("react.concurrent_mode"):60111,n=b?Symbol.for("react.forward_ref"):60112,p=b?Symbol.for("react.suspense"):60113,q=b?
Symbol.for("react.suspense_list"):60120,r=b?Symbol.for("react.memo"):60115,t=b?Symbol.for("react.lazy"):60116,v=b?Symbol.for("react.block"):60121,w=b?Symbol.for("react.fundamental"):60117,x=b?Symbol.for("react.responder"):60118,y=b?Symbol.for("react.scope"):60119;
function z(a){if("object"===typeof a&&null!==a){var u=a.$$typeof;switch(u){case c:switch(a=a.type,a){case l:case m:case e:case g:case f:case p:return a;default:switch(a=a&&a.$$typeof,a){case k:case n:case t:case r:case h:return a;default:return u}}case d:return u}}}function A(a){return z(a)===m}exports.AsyncMode=l;exports.ConcurrentMode=m;exports.ContextConsumer=k;exports.ContextProvider=h;exports.Element=c;exports.ForwardRef=n;exports.Fragment=e;exports.Lazy=t;exports.Memo=r;exports.Portal=d;
exports.Profiler=g;exports.StrictMode=f;exports.Suspense=p;exports.isAsyncMode=function(a){return A(a)||z(a)===l};exports.isConcurrentMode=A;exports.isContextConsumer=function(a){return z(a)===k};exports.isContextProvider=function(a){return z(a)===h};exports.isElement=function(a){return"object"===typeof a&&null!==a&&a.$$typeof===c};exports.isForwardRef=function(a){return z(a)===n};exports.isFragment=function(a){return z(a)===e};exports.isLazy=function(a){return z(a)===t};
exports.isMemo=function(a){return z(a)===r};exports.isPortal=function(a){return z(a)===d};exports.isProfiler=function(a){return z(a)===g};exports.isStrictMode=function(a){return z(a)===f};exports.isSuspense=function(a){return z(a)===p};
exports.isValidElementType=function(a){return"string"===typeof a||"function"===typeof a||a===e||a===m||a===g||a===f||a===p||a===q||"object"===typeof a&&null!==a&&(a.$$typeof===t||a.$$typeof===r||a.$$typeof===h||a.$$typeof===k||a.$$typeof===n||a.$$typeof===w||a.$$typeof===x||a.$$typeof===y||a.$$typeof===v)};exports.typeOf=z;

},{}],11:[function(require,module,exports){
(function (process){(function (){
'use strict';

if (process.env.NODE_ENV === 'production') {
  module.exports = require('./cjs/react-is.production.min.js');
} else {
  module.exports = require('./cjs/react-is.development.js');
}

}).call(this)}).call(this,require('_process'))
},{"./cjs/react-is.development.js":9,"./cjs/react-is.production.min.js":10,"_process":8}]},{},[4])(4)
});