52 行
2.0 KiB
TypeScript
52 行
2.0 KiB
TypeScript
/**
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* ErrorCapture — hooks into the RN global error handler and unhandled promise
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* rejections to automatically forward errors to BugCollect.captureError.
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*/
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// React Native exposes ErrorUtils on the global object
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declare const ErrorUtils: {
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getGlobalHandler(): ((error: Error, isFatal?: boolean) => void) | null
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setGlobalHandler(handler: (error: Error, isFatal?: boolean) => void): void
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}
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// React Native / Hermes exposes onunhandledrejection on globalThis
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type UnhandledRejectionHandler = ((event: { reason: unknown }) => void) | null | undefined
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let previousErrorHandler: ((error: Error, isFatal?: boolean) => void) | null = null
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let previousUnhandledHandler: UnhandledRejectionHandler = null
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let started = false
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export const ErrorCapture = {
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start(onError: (error: unknown, meta?: Record<string, unknown>) => void): void {
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if (started) return
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started = true
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// JS global error handler
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previousErrorHandler = typeof ErrorUtils !== 'undefined' ? ErrorUtils.getGlobalHandler() : null
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if (typeof ErrorUtils !== 'undefined') {
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ErrorUtils.setGlobalHandler((error, isFatal) => {
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onError(error, { isFatal: isFatal ?? false })
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previousErrorHandler?.(error, isFatal)
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})
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}
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// Unhandled Promise rejection
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const g = globalThis as unknown as Record<string, unknown>
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previousUnhandledHandler = (g['onunhandledrejection'] as UnhandledRejectionHandler) ?? null
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g['onunhandledrejection'] = (event: { reason: unknown }) => {
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onError(event.reason, { type: 'unhandledRejection' })
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previousUnhandledHandler?.(event)
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}
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},
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stop(): void {
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if (!started) return
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if (typeof ErrorUtils !== 'undefined') {
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ErrorUtils.setGlobalHandler(previousErrorHandler ?? (() => undefined))
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}
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const g = globalThis as unknown as Record<string, unknown>
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g['onunhandledrejection'] = previousUnhandledHandler ?? null
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previousErrorHandler = null
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previousUnhandledHandler = null
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started = false
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},
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}
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