Add missing return types to QueryTarget

This commit is contained in:
Danila Fedorin 2021-08-18 10:06:03 -07:00
parent db66570d7a
commit 704a8d99c7

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@ -36,7 +36,7 @@ export class QueryTarget<T> {
this._target = target; this._target = target;
} }
_openCursor(range?: IDBQuery, direction?: IDBCursorDirection) { _openCursor(range?: IDBQuery, direction?: IDBCursorDirection): IDBRequest<IDBCursorWithValue | null> {
if (range && direction) { if (range && direction) {
return this._target.openCursor(range, direction); return this._target.openCursor(range, direction);
} else if (range) { } else if (range) {
@ -133,14 +133,14 @@ export class QueryTarget<T> {
} }
async iterateValues(range: IDBQuery, callback: (val: T, key: IDBValidKey, cur: IDBCursorWithValue) => boolean) { async iterateValues(range: IDBQuery, callback: (val: T, key: IDBValidKey, cur: IDBCursorWithValue) => boolean): Promise<void> {
const cursor = this._target.openCursor(range, "next"); const cursor = this._target.openCursor(range, "next");
await iterateCursor<T>(cursor, (value, key, cur) => { await iterateCursor<T>(cursor, (value, key, cur) => {
return {done: callback(value, key, cur)}; return {done: callback(value, key, cur)};
}); });
} }
async iterateKeys(range: IDBQuery, callback: (key: IDBValidKey, cur: IDBCursor) => boolean) { async iterateKeys(range: IDBQuery, callback: (key: IDBValidKey, cur: IDBCursor) => boolean): Promise<void> {
const cursor = this._target.openKeyCursor(range, "next"); const cursor = this._target.openKeyCursor(range, "next");
await iterateCursor(cursor, (_, key, cur) => { await iterateCursor(cursor, (_, key, cur) => {
return {done: callback(key, cur)}; return {done: callback(key, cur)};
@ -153,7 +153,7 @@ export class QueryTarget<T> {
* If the callback returns true, the search is halted and callback won't be called again. * If the callback returns true, the search is halted and callback won't be called again.
* `callback` is called with the same instances of the key as given in `keys`, so direct comparison can be used. * `callback` is called with the same instances of the key as given in `keys`, so direct comparison can be used.
*/ */
async findExistingKeys(keys: IDBValidKey[], backwards: boolean, callback: (key: IDBValidKey, found: boolean) => boolean) { async findExistingKeys(keys: IDBValidKey[], backwards: boolean, callback: (key: IDBValidKey, found: boolean) => boolean): Promise<void> {
const direction = backwards ? "prev" : "next"; const direction = backwards ? "prev" : "next";
const compareKeys = (a, b) => backwards ? -indexedDB.cmp(a, b) : indexedDB.cmp(a, b); const compareKeys = (a, b) => backwards ? -indexedDB.cmp(a, b) : indexedDB.cmp(a, b);
const sortedKeys = keys.slice().sort(compareKeys); const sortedKeys = keys.slice().sort(compareKeys);
@ -225,7 +225,7 @@ export class QueryTarget<T> {
return results; return results;
} }
async iterateWhile(range: IDBQuery, predicate: (v: T) => boolean) { async iterateWhile(range: IDBQuery, predicate: (v: T) => boolean): Promise<void> {
const cursor = this._openCursor(range, "next"); const cursor = this._openCursor(range, "next");
await iterateCursor<T>(cursor, (value) => { await iterateCursor<T>(cursor, (value) => {
const passesPredicate = predicate(value); const passesPredicate = predicate(value);