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/**
* Any copyright is dedicated to the Public Domain.
*/
export const IndexedDBUtils = {
/**
* Handles the completion of a request, awaiting either the `onsuccess` or
* `onerror` event before proceeding.
*
* This function is designed to handle requests of the types:
* - `IDBRequest`
* - `IDBOpenDBRequest`
*
* These requests are typically returned by IndexedDB API.
*
* @param {IDBRequest|IDBOpenDBRequest} request
* The request object, which must have `onsuccess` and `onerror` event
* handlers, as well as result and error properties.
* @returns {Promise}
* Resolves with the request's result when the operation is successful.
* @throws {Error}
* If the request encounters an error, this function throws the request's
* `error` property.
*/
async requestFinished(request) {
await new Promise(function (resolve) {
request.onerror = function () {
resolve();
};
request.onsuccess = function () {
resolve();
};
});
if (request.error) {
throw request.error;
}
return request.result;
},
};