Migrate common.js to TypeScript

Add initial stab at annotating common

Add missing return types and semicolons

src/matrix/room/timeline/EventKey.js

@@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
 limitations under the License.
 */
 
-import {KeyLimits} from "../../storage/common.js";
+import {KeyLimits} from "../../storage/common";
 
 // key for events in the timelineEvents store
 export class EventKey {

src/matrix/room/timeline/entries/FragmentBoundaryEntry.js

@@ -17,7 +17,7 @@ limitations under the License.
 import {BaseEntry} from "./BaseEntry";
 import {Direction} from "../Direction.js";
 import {isValidFragmentId} from "../common.js";
-import {KeyLimits} from "../../../storage/common.js";
+import {KeyLimits} from "../../../storage/common";
 
 export class FragmentBoundaryEntry extends BaseEntry {
     constructor(fragment, isFragmentStart, fragmentIdComparer) {

src/matrix/storage/common.ts

@@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
 limitations under the License.
 */
 
-export const STORE_NAMES = Object.freeze([
+export const STORE_NAMES: Readonly<string[]> = Object.freeze([
     "session",
     "roomState",
     "roomSummary",
@@ -35,13 +35,16 @@ export const STORE_NAMES = Object.freeze([
     "accountData",
 ]);
 
-export const STORE_MAP = Object.freeze(STORE_NAMES.reduce((nameMap, name) => {
+export const STORE_MAP: Readonly<{ [name : string]: string }> = Object.freeze(STORE_NAMES.reduce((nameMap, name) => {
     nameMap[name] = name;
     return nameMap;
 }, {}));
 
 export class StorageError extends Error {
-    constructor(message, cause) {
+    errcode?: string;
+    cause?: Error;
+
+    constructor(message: string, cause?: Error) {
         super(message);
         if (cause) {
             this.errcode = cause.name;
@@ -49,23 +52,23 @@ export class StorageError extends Error {
         this.cause = cause;
     }
 
-    get name() {
+    get name(): string {
         return "StorageError";
     }
 }
 
 export const KeyLimits = {
-    get minStorageKey() {
+    get minStorageKey(): number {
         // for indexeddb, we use unsigned 32 bit integers as keys
         return 0;
     },
     
-    get middleStorageKey() {
+    get middleStorageKey(): number {
         // for indexeddb, we use unsigned 32 bit integers as keys
         return 0x7FFFFFFF;
     },
 
-    get maxStorageKey() {
+    get maxStorageKey(): number {
         // for indexeddb, we use unsigned 32 bit integers as keys
         return 0xFFFFFFFF;
     }

src/matrix/storage/idb/Storage.js

@@ -15,7 +15,7 @@ limitations under the License.
 */
 
 import {Transaction} from "./Transaction.js";
-import { STORE_NAMES, StorageError } from "../common.js";
+import { STORE_NAMES, StorageError } from "../common";
 import { reqAsPromise } from "./utils.js";
 
 const WEBKITEARLYCLOSETXNBUG_BOGUS_KEY = "782rh281re38-boguskey";

src/matrix/storage/idb/Transaction.js

@@ -15,7 +15,7 @@ limitations under the License.
 */
 
 import {txnAsPromise} from "./utils.js";
-import {StorageError} from "../common.js";
+import {StorageError} from "../common";
 import {Store} from "./Store.js";
 import {SessionStore} from "./stores/SessionStore.js";
 import {RoomSummaryStore} from "./stores/RoomSummaryStore.js";

src/matrix/storage/idb/error.js

@@ -15,7 +15,7 @@ See the License for the specific language governing permissions and
 limitations under the License.
 */
 
-import { StorageError } from "../common.js";
+import { StorageError } from "../common";
 
 export class IDBError extends StorageError {
     constructor(message, source, cause) {

src/matrix/storage/idb/export.js

@@ -15,7 +15,7 @@ limitations under the License.
 */
 
 import { iterateCursor, txnAsPromise } from "./utils.js";
-import { STORE_NAMES } from "../common.js";
+import { STORE_NAMES } from "../common";
 
 export async function exportSession(db) {
     const NOT_DONE = {done: false};

src/matrix/storage/idb/stores/PendingEventStore.js

@@ -15,7 +15,7 @@ limitations under the License.
 */
 
 import { encodeUint32, decodeUint32 } from "../utils.js";
-import {KeyLimits} from "../../common.js";
+import {KeyLimits} from "../../common";
 
 function encodeKey(roomId, queueIndex) {
     return `${roomId}|${encodeUint32(queueIndex)}`;

src/matrix/storage/idb/stores/TimelineEventStore.js

@@ -15,9 +15,9 @@ limitations under the License.
 */
 
 import {EventKey} from "../../../room/timeline/EventKey.js";
-import { StorageError } from "../../common.js";
+import { StorageError } from "../../common";
 import { encodeUint32 } from "../utils.js";
-import {KeyLimits} from "../../common.js";
+import {KeyLimits} from "../../common";
 
 function encodeKey(roomId, fragmentId, eventIndex) {
     return `${roomId}|${encodeUint32(fragmentId)}|${encodeUint32(eventIndex)}`;

src/matrix/storage/idb/stores/TimelineFragmentStore.js

@@ -14,8 +14,8 @@ See the License for the specific language governing permissions and
 limitations under the License.
 */
 
-import { StorageError } from "../../common.js";
+import { StorageError } from "../../common";
-import {KeyLimits} from "../../common.js";
+import {KeyLimits} from "../../common";
 import { encodeUint32 } from "../utils.js";
 
 function encodeKey(roomId, fragmentId) {

src/matrix/storage/idb/utils.js

@@ -16,7 +16,7 @@ limitations under the License.
 */
 
 import { IDBRequestError } from "./error.js";
-import { StorageError } from "../common.js";
+import { StorageError } from "../common";
 
 let needsSyncPromise = false;
 

src/matrix/storage/memory/Storage.js

@@ -15,7 +15,7 @@ limitations under the License.
 */
 
 import {Transaction} from "./Transaction.js";
-import { STORE_MAP, STORE_NAMES } from "../common.js";
+import { STORE_MAP, STORE_NAMES } from "../common";
 
 export class Storage {
 	constructor(initialStoreValues = {}) {