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41 lines
1.3 KiB
41 lines
1.3 KiB
"use strict";
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var _interopRequireWildcard = require("@babel/runtime/helpers/interopRequireWildcard");
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var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports["default"] = usePatchElement;
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var _toConsumableArray2 = _interopRequireDefault(require("@babel/runtime/helpers/toConsumableArray"));
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var _slicedToArray2 = _interopRequireDefault(require("@babel/runtime/helpers/slicedToArray"));
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var React = _interopRequireWildcard(require("react"));
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function usePatchElement() {
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var _React$useState = React.useState([]),
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_React$useState2 = (0, _slicedToArray2["default"])(_React$useState, 2),
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elements = _React$useState2[0],
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setElements = _React$useState2[1];
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function patchElement(element) {
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// append a new element to elements (and create a new ref)
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setElements(function (originElements) {
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return [].concat((0, _toConsumableArray2["default"])(originElements), [element]);
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}); // return a function that removes the new element out of elements (and create a new ref)
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// it works a little like useEffect
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return function () {
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setElements(function (originElements) {
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return originElements.filter(function (ele) {
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return ele !== element;
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});
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});
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};
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}
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return [elements, patchElement];
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} |