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fix(node): Only require inspector when needed #9149

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Merged
merged 1 commit into from
Oct 2, 2023
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fix(node): Only require inspector when needed #9149

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8 changes: 7 additions & 1 deletion packages/node/src/anr/index.ts
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Original file line number Diff line number Diff line change
@@ -1,7 +1,6 @@
import type { Event, StackFrame } from '@sentry/types';
import { logger } from '@sentry/utils';
import { spawn } from 'child_process';
import * as inspector from 'inspector';

import { addGlobalEventProcessor, captureEvent, flush } from '..';
import { captureStackTrace } from './debugger';
Expand Down Expand Up @@ -98,12 +97,19 @@ function sendEvent(blockedMs: number, frames?: StackFrame[]): void {
});
}

interface InspectorApi {
open: (port: number) => void;
url: () => string | undefined;
}

/**
* Starts the node debugger and returns the inspector url.
*
* When inspector.url() returns undefined, it means the port is already in use so we try the next port.
*/
function startInspector(startPort: number = 9229): string | undefined {
// eslint-disable-next-line @typescript-eslint/no-var-requires
const inspector: InspectorApi = require('inspector');
let inspectorUrl: string | undefined = undefined;
let port = startPort;

Expand Down