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show decode errors reliably.

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This commit is contained in:
Jason Miller
2018-07-04 13:34:45 -04:00
committed by Surma
parent d22a343378
commit 77a6d21924
1 changed files with 9 additions and 3 deletions
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12
src/components/App/index.tsx
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@@ -155,7 +155,7 @@ export default class App extends Component<Props, State> {
// changed. // changed.
if (source !== prevState.source || image.encoderState !== prevImage.encoderState) { if (source !== prevState.source || image.encoderState !== prevImage.encoderState) {
if (prevImage.downloadUrl) URL.revokeObjectURL(prevImage.downloadUrl); if (prevImage.downloadUrl) URL.revokeObjectURL(prevImage.downloadUrl);
this.updateImage(i); this.updateImage(i).catch(console.error);
} }
} }
} }
@@ -230,7 +230,13 @@ export default class App extends Component<Props, State> {
return; return;
} }
const bmp = await createImageBitmap(file); let bmp;
try {
bmp = await createImageBitmap(file);
} catch (err) {
this.setState({ error: `Encoding error (type=${image.encoderState.type}): ${err}` });
throw err;
}
images = this.state.images.slice() as [EncodedImage, EncodedImage]; images = this.state.images.slice() as [EncodedImage, EncodedImage];
@@ -243,7 +249,7 @@ export default class App extends Component<Props, State> {
loadedCounter: loadingCounter, loadedCounter: loadingCounter,
}; };
this.setState({ images, error: '' }); this.setState({ images });
} }
render({ }: Props, { loading, error, images }: State) { render({ }: Props, { loading, error, images }: State) {