InternshipProject/node_modules/rc-resize-observer/lib/index.js

"use strict";

var _interopRequireWildcard = require("@babel/runtime/helpers/interopRequireWildcard");

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;

var _extends2 = _interopRequireDefault(require("@babel/runtime/helpers/extends"));

var React = _interopRequireWildcard(require("react"));

var _toArray = _interopRequireDefault(require("rc-util/lib/Children/toArray"));

var _warning = require("rc-util/lib/warning");

var _SingleObserver = _interopRequireDefault(require("./SingleObserver"));

var _Collection = require("./Collection");

var INTERNAL_PREFIX_KEY = 'rc-observer-key';

function ResizeObserver(props) {
  var children = props.children;
  var childNodes = typeof children === 'function' ? [children] : (0, _toArray.default)(children);

  if (process.env.NODE_ENV !== 'production') {
    if (childNodes.length > 1) {
      (0, _warning.warning)(false, 'Find more than one child node with `children` in ResizeObserver. Please use ResizeObserver.Collection instead.');
    } else if (childNodes.length === 0) {
      (0, _warning.warning)(false, '`children` of ResizeObserver is empty. Nothing is in observe.');
    }
  }

  return childNodes.map(function (child, index) {
    var key = (child === null || child === void 0 ? void 0 : child.key) || "".concat(INTERNAL_PREFIX_KEY, "-").concat(index);
    return /*#__PURE__*/React.createElement(_SingleObserver.default, (0, _extends2.default)({}, props, {
      key: key
    }), child);
  });
}

ResizeObserver.Collection = _Collection.Collection;
var _default = ResizeObserver;
exports.default = _default;