Fix sticker-creator preload error

sticker-creator/components/StickerGrid.tsx

@@ -13,7 +13,6 @@ import type { Props as DropZoneProps } from '../elements/DropZone';
 import { DropZone } from '../elements/DropZone';
 import { processStickerImage } from '../util/preload';
 import { useI18n } from '../util/i18n';
-import { ProcessStickerImageError } from '../errors';
 import { MINUTE } from '../../ts/util/durations';
 import * as Errors from '../../ts/types/errors';
 
@@ -71,7 +70,7 @@ const InnerGrid = SortableContainer(
               actions.removeSticker(path);
 
               const key =
-                e instanceof ProcessStickerImageError
+                e instanceof window.ProcessStickerImageError
                   ? e.errorMessageI18nKey
                   : 'StickerCreator--Toasts--errorProcessing';
               actions.addToast({

sticker-creator/errors.ts

@@ -1,8 +0,0 @@
-// Copyright 2022 Signal Messenger, LLC
-// SPDX-License-Identifier: AGPL-3.0-only
-
-export class ProcessStickerImageError extends Error {
-  constructor(message: string, public readonly errorMessageI18nKey: string) {
-    super(message);
-  }
-}

sticker-creator/util/preload.ts

@@ -2,6 +2,7 @@
 // SPDX-License-Identifier: AGPL-3.0-only
 
 import type { Metadata } from 'sharp';
+import type { ProcessStickerImageErrorType } from '../window/phase3-sticker-functions';
 
 declare global {
   // We want to extend `window`'s properties, so we need an interface.
@@ -9,6 +10,7 @@ declare global {
   interface Window {
     processStickerImage: ProcessStickerImageFn;
     encryptAndUpload: EncryptAndUploadFn;
+    ProcessStickerImageError: ProcessStickerImageErrorType;
   }
 }
 

sticker-creator/window/phase3-sticker-functions.ts

@@ -18,7 +18,14 @@ import { initialize as initializeWebAPI } from '../../ts/textsecure/WebAPI';
 
 import { SignalContext } from '../../ts/windows/context';
 import { getAnimatedPngDataIfExists } from '../../ts/util/getAnimatedPngDataIfExists';
-import { ProcessStickerImageError } from '../errors';
+
+class ProcessStickerImageError extends Error {
+  constructor(message: string, public readonly errorMessageI18nKey: string) {
+    super(message);
+  }
+}
+export type ProcessStickerImageErrorType = typeof ProcessStickerImageError;
+window.ProcessStickerImageError = ProcessStickerImageError;
 
 const STICKER_SIZE = 512;
 const MIN_STICKER_DIMENSION = 10;