@mitodl/course-search-utils/dist/hooks.js

JS utils for interacting with MIT Open Course search

"use strict";
var __spreadArray = (this && this.__spreadArray) || function (to, from, pack) {
    if (pack || arguments.length === 2) for (var i = 0, l = from.length, ar; i < l; i++) {
        if (ar || !(i in from)) {
            if (!ar) ar = Array.prototype.slice.call(from, 0, i);
            ar[i] = from[i];
        }
    }
    return to.concat(ar || Array.prototype.slice.call(from));
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.useEffectAfterMount = void 0;
var react_1 = require("react");
/**
 * Like `useEffect`, but only runs after component has rendered at least once.
 */
function useEffectAfterMount(fn, deps) {
    var _a = (0, react_1.useState)(false), hasRendered = _a[0], setHasRendered = _a[1];
    (0, react_1.useEffect)(function () {
        if (hasRendered) {
            fn();
        }
        else {
            setHasRendered(true);
        }
        // eslint-disable-next-line react-hooks/exhaustive-deps
    }, __spreadArray([hasRendered], deps, true));
}
exports.useEffectAfterMount = useEffectAfterMount;