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import React, { Component } from "react";
import "./App.css";
import { Exceptionless, ExceptionlessErrorBoundary } from "@exceptionless/react";
function ExceptionlessExampleContent({ error, message, errorInfo, onThrowComponentError, onUnhandledException, onSubmitMessage, onTryCatchExample }) {
if (error) {
throw new Error("I crashed!");
}
return (
<div className="App">
<header className="App-header">
<div className="container">
<h1 className="App-title">Exceptionless React Sample</h1>
<p>By pressing the button below, an uncaught error will be thrown inside your component. This will automatically be sent to Exceptionless.</p>
<button onClick={onThrowComponentError}>Simulate Error</button>
<div>
<p>Throw an uncaught error and make sure Exceptionless tracks it.</p>
<button onClick={onUnhandledException}>Throw unhandled error</button>
</div>
<p>The following buttons simulated handled events outside the component.</p>
<button onClick={onSubmitMessage}>Submit Message</button>
{message && (
<p>
Message sent to Exceptionless: <code>{message}</code>
</p>
)}
<button onClick={onTryCatchExample}>Try/Catch Example</button>
{errorInfo && (
<p>
Error message sent to Exceptionless: <code>{errorInfo}</code>
</p>
)}
</div>
</header>
</div>
);
}
function ErrorFallback({ onReset }) {
return (
<div className="App">
<header className="App-header">
<div className="container error-container">
<p className="error-eyebrow">Component error captured</p>
<h1 className="App-title">Something went wrong</h1>
<p>The error was submitted to Exceptionless. You can reset this sample and keep testing without refreshing the page.</p>
<button onClick={onReset}>Try again</button>
</div>
</header>
</div>
);
}
class App extends Component {
constructor(props) {
super(props);
this.state = {
error: false,
errorBoundaryKey: 0,
errorInfo: "",
message: ""
};
}
async componentDidMount() {
await Exceptionless.startup((c) => {
c.apiKey = "LhhP1C9gijpSKCslHHCvwdSIz298twx271nTest";
c.serverUrl = "https://ex.dev.localhost:7111";
c.useDebugLogger();
c.defaultTags.push("Example", "React");
});
}
throwErrorInComponent = () => {
this.setState({ error: true });
};
resetComponentError = () => {
this.setState((state) => ({
error: false,
errorBoundaryKey: state.errorBoundaryKey + 1
}));
};
submitMessage = async () => {
const message = "Hello, world!";
this.setState({ message: "", errorInfo: "" });
await Exceptionless.submitLog(message);
this.setState({ message });
};
tryCatchExample = async () => {
try {
this.setState({ message: "", errorInfo: "" });
throw new Error("Caught in the try/catch");
} catch (error) {
this.setState({ errorInfo: error.message });
await Exceptionless.submitException(error);
}
};
unhandledExceptionExample = () => {
throw new Error("Unhandled exception");
};
render() {
return (
<ExceptionlessErrorBoundary key={this.state.errorBoundaryKey} fallback={<ErrorFallback onReset={this.resetComponentError} />}>
<ExceptionlessExampleContent
error={this.state.error}
message={this.state.message}
errorInfo={this.state.errorInfo}
onThrowComponentError={this.throwErrorInComponent}
onUnhandledException={this.unhandledExceptionExample}
onSubmitMessage={() => {
void this.submitMessage();
}}
onTryCatchExample={() => {
void this.tryCatchExample();
}}
/>
</ExceptionlessErrorBoundary>
);
}
}
export default App;