46 lines
2.0 KiB
JavaScript
46 lines
2.0 KiB
JavaScript
"use strict";
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var _interopRequireWildcard = require("@babel/runtime/helpers/interopRequireWildcard").default;
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var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault").default;
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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Object.defineProperty(exports, "_rs", {
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enumerable: true,
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get: function get() {
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return _observerUtil._rs;
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}
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});
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exports.default = void 0;
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var _extends2 = _interopRequireDefault(require("@babel/runtime/helpers/extends"));
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var React = _interopRequireWildcard(require("react"));
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var _toArray = _interopRequireDefault(require("rc-util/lib/Children/toArray"));
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var _warning = require("rc-util/lib/warning");
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var _SingleObserver = _interopRequireDefault(require("./SingleObserver"));
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var _Collection = require("./Collection");
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var _observerUtil = require("./utils/observerUtil");
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var INTERNAL_PREFIX_KEY = 'rc-observer-key';
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function ResizeObserver(props, ref) {
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var children = props.children;
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var childNodes = typeof children === 'function' ? [children] : (0, _toArray.default)(children);
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if (process.env.NODE_ENV !== 'production') {
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if (childNodes.length > 1) {
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(0, _warning.warning)(false, 'Find more than one child node with `children` in ResizeObserver. Please use ResizeObserver.Collection instead.');
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} else if (childNodes.length === 0) {
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(0, _warning.warning)(false, '`children` of ResizeObserver is empty. Nothing is in observe.');
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}
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}
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return childNodes.map(function (child, index) {
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var key = (child === null || child === void 0 ? void 0 : child.key) || "".concat(INTERNAL_PREFIX_KEY, "-").concat(index);
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return /*#__PURE__*/React.createElement(_SingleObserver.default, (0, _extends2.default)({}, props, {
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key: key,
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ref: index === 0 ? ref : undefined
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}), child);
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});
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}
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var RefResizeObserver = /*#__PURE__*/React.forwardRef(ResizeObserver);
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if (process.env.NODE_ENV !== 'production') {
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RefResizeObserver.displayName = 'ResizeObserver';
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}
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RefResizeObserver.Collection = _Collection.Collection;
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var _default = exports.default = RefResizeObserver; |