rc-hooks/lib/useUnmount/index.js

React Hooks Library.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var tslib_1 = require("tslib");
var react_1 = require("react");
var useLatest_1 = tslib_1.__importDefault(require("../useLatest"));
/**
 * 只在组件 `unmount` 时执行的 Hook。
 *
 * @param fn 组件 `unmount` 时执行的函数。
 * @example
 * useUnmount(() => {
 *   console.log('unmount');
 * });
 */
var useUnmount = function (fn) {
    var fnRef = (0, useLatest_1.default)(fn);
    // eslint-disable-next-line react-hooks/exhaustive-deps
    (0, react_1.useEffect)(function () { return function () { return fnRef.current(); }; }, []);
};
exports.default = useUnmount;