From 28ee87cd2f238cc646963a1b2021dd9157d93c0b Mon Sep 17 00:00:00 2001
From: Danila Fedorin <danila.fedorin@gmail.com>
Date: Mon, 9 Aug 2021 19:24:09 -0700
Subject: [PATCH] Migrate error.js to TypeScript

---
 src/matrix/storage/idb/Store.js               |  2 +-
 src/matrix/storage/idb/{error.js => error.ts} | 11 +++++++----
 src/matrix/storage/idb/utils.ts               |  2 +-
 3 files changed, 9 insertions(+), 6 deletions(-)
 rename src/matrix/storage/idb/{error.js => error.ts} (84%)

diff --git a/src/matrix/storage/idb/Store.js b/src/matrix/storage/idb/Store.js
index 2cafe500..91617b5f 100644
--- a/src/matrix/storage/idb/Store.js
+++ b/src/matrix/storage/idb/Store.js
@@ -15,7 +15,7 @@ limitations under the License.
 */
 
 import {QueryTarget} from "./QueryTarget.js";
-import {IDBRequestAttemptError} from "./error.js";
+import {IDBRequestAttemptError} from "./error";
 
 const LOG_REQUESTS = false;
 
diff --git a/src/matrix/storage/idb/error.js b/src/matrix/storage/idb/error.ts
similarity index 84%
rename from src/matrix/storage/idb/error.js
rename to src/matrix/storage/idb/error.ts
index 0b9de95c..02953886 100644
--- a/src/matrix/storage/idb/error.js
+++ b/src/matrix/storage/idb/error.ts
@@ -18,7 +18,10 @@ limitations under the License.
 import { StorageError } from "../common";
 
 export class IDBError extends StorageError {
-    constructor(message, source, cause) {
+    storeName: string;
+    databaseName: string;
+
+    constructor(message: string, source, cause: DOMException | null) {
         const storeName = source?.name || "<unknown store>";
         const databaseName = source?.transaction?.db?.name || "<unknown db>";
         let fullMessage = `${message} on ${databaseName}.${storeName}`;
@@ -34,14 +37,14 @@ export class IDBError extends StorageError {
         if (cause) {
             fullMessage += cause.message;
         }
-        super(fullMessage, cause);
+        super(fullMessage, cause || undefined);
         this.storeName = storeName;
         this.databaseName = databaseName;
     }
 }
 
 export class IDBRequestError extends IDBError {
-    constructor(request, message = "IDBRequest failed") {
+    constructor(request: IDBRequest, message: string = "IDBRequest failed") {
         const source = request.source;
         const cause = request.error;
         super(message, source, cause);
@@ -49,7 +52,7 @@ export class IDBRequestError extends IDBError {
 }
 
 export class IDBRequestAttemptError extends IDBError {
-    constructor(method, source, cause, params) {
+    constructor(method: string, source, cause: DOMException, params: any[]) {
         super(`${method}(${params.map(p => JSON.stringify(p)).join(", ")}) failed`, source, cause);
     }
 }
diff --git a/src/matrix/storage/idb/utils.ts b/src/matrix/storage/idb/utils.ts
index 2905eedb..83686864 100644
--- a/src/matrix/storage/idb/utils.ts
+++ b/src/matrix/storage/idb/utils.ts
@@ -15,7 +15,7 @@ See the License for the specific language governing permissions and
 limitations under the License.
 */
 
-import { IDBRequestError } from "./error.js";
+import { IDBRequestError } from "./error";
 import { StorageError } from "../common";
 
 let needsSyncPromise = false;