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Apply strictNullChecks to src/async-components/* (#10251

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* Apply strictNullChecks to src/async-components/*

* Iterate
This commit is contained in:
Michael Telatyński 2023-02-28 10:51:27 +00:00 • committed by GitHub
parent 629e5cb01f
commit 8ad21e6492
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7 changed files with 57 additions and 43 deletions
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15
src/async-components/views/dialogs/security/ImportE2eKeysDialog.tsx
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@ -28,7 +28,11 @@ function readFileAsArrayBuffer(file: File): Promise<ArrayBuffer> {
return new Promise((resolve, reject) => {
const reader = new FileReader();
reader.onload = (e) => {
resolve(e.target.result as ArrayBuffer);
if (e.target?.result) {
resolve(e.target.result as ArrayBuffer);
} else {
reject(new Error("Failed to read file due to unknown error"));
}
};
reader.onerror = reject;
@ -49,7 +53,7 @@ interface IProps {
interface IState {
enableSubmit: boolean;
phase: Phase;
errStr: string;
errStr: string | null;
passphrase: string;
}
@ -73,7 +77,7 @@ export default class ImportE2eKeysDialog extends React.Component<IProps, IState>
}
private onFormChange = (): void => {
const files = this.file.current.files;
const files = this.file.current?.files;
this.setState({
enableSubmit: this.state.passphrase !== "" && !!files?.length,
});
@ -87,7 +91,10 @@ export default class ImportE2eKeysDialog extends React.Component<IProps, IState>
private onFormSubmit = (ev: React.FormEvent): boolean => {
ev.preventDefault();
// noinspection JSIgnoredPromiseFromCall
this.startImport(this.file.current.files[0], this.state.passphrase);
const file = this.file.current?.files?.[0];
if (file) {
this.startImport(file, this.state.passphrase);
}
return false;
};