molstar
Version:
A comprehensive macromolecular library.
44 lines (43 loc) • 1.7 kB
JavaScript
/**
* Copyright (c) 2018 mol* contributors, licensed under MIT, See LICENSE file for more info.
*
* @author David Sehnal <david.sehnal@gmail.com>
*/
import { __awaiter, __generator } from "tslib";
export function retryIf(promiseProvider, params) {
var _a;
return __awaiter(this, void 0, void 0, function () {
var count, result, e_1;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
count = 0;
_b.label = 1;
case 1:
if (!(count <= params.retryCount)) return [3 /*break*/, 6];
_b.label = 2;
case 2:
_b.trys.push([2, 4, , 5]);
if (count > 0)
(_a = params.onRetry) === null || _a === void 0 ? void 0 : _a.call(params);
return [4 /*yield*/, promiseProvider()];
case 3:
result = _b.sent();
if (params.retryThenIf && params.retryThenIf(result)) {
count++;
return [3 /*break*/, 1];
}
return [2 /*return*/, result];
case 4:
e_1 = _b.sent();
if (!params.retryCatchIf || params.retryCatchIf(e_1)) {
count++;
return [3 /*break*/, 1];
}
throw e_1;
case 5: return [3 /*break*/, 1];
case 6: throw new Error('Maximum retry count exceeded.');
}
});
});
}