Files

33 lines
1.2 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var tslib_1 = require("tslib");
var react_1 = require("react");
var useEffectOnce_1 = tslib_1.__importDefault(require("./useEffectOnce"));
var useUnmountPromise = function () {
var refUnmounted = react_1.useRef(false);
useEffectOnce_1.default(function () { return function () {
refUnmounted.current = true;
}; });
var wrapper = react_1.useMemo(function () {
var race = function (promise, onError) {
var newPromise = new Promise(function (resolve, reject) {
promise.then(function (result) {
if (!refUnmounted.current)
resolve(result);
}, function (error) {
if (!refUnmounted.current)
reject(error);
else if (onError)
onError(error);
else
console.error('useUnmountPromise', error);
});
});
return newPromise;
};
return race;
}, []);
return wrapper;
};
exports.default = useUnmountPromise;