nyastodon/app/javascript/mastodon/components/error_boundary.js

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import React from 'react';
import PropTypes from 'prop-types';
import illustration from '../../images/elephant_ui_disappointed.svg';
export default class ErrorBoundary extends React.PureComponent {
static propTypes = {
children: PropTypes.node,
};
state = {
hasError: false,
stackTrace: undefined,
componentStack: undefined,
}
componentDidCatch(error, info) {
this.setState({
hasError: true,
stackTrace: error.stack,
componentStack: info && info.componentStack,
});
}
render() {
const { hasError } = this.state;
if (!hasError) {
return this.props.children;
}
return (
<div>
<img src={illustration} alt='' />
</div>
);
}
}