@sentry/nextjs/build/esm/common/wrapMiddlewareWithSentry.js

Official Sentry SDK for Next.js

import { withIsolationScope, getCurrentScope, winterCGRequestToRequestData, getActiveSpan, getRootSpan, setCapturedScopesOnSpan, handleCallbackErrors, captureException } from '@sentry/core';
import { waitUntil, flushSafelyWithTimeout } from './utils/responseEnd.js';

function wrapMiddlewareWithSentry(middleware) {
  return new Proxy(middleware, {
    apply: async (wrappingTarget, thisArg, args) => {
      return withIsolationScope((isolationScope) => {
        const req = args[0];
        const currentScope = getCurrentScope();
        if (req instanceof Request) {
          isolationScope.setSDKProcessingMetadata({
            normalizedRequest: winterCGRequestToRequestData(req)
          });
          currentScope.setTransactionName(`middleware ${req.method}`);
        } else {
          currentScope.setTransactionName("middleware");
        }
        const activeSpan = getActiveSpan();
        if (activeSpan) {
          const rootSpan = getRootSpan(activeSpan);
          if (rootSpan) {
            setCapturedScopesOnSpan(rootSpan, currentScope, isolationScope);
          }
        }
        return handleCallbackErrors(
          () => wrappingTarget.apply(thisArg, args),
          (error) => {
            captureException(error, {
              mechanism: {
                type: "auto.function.nextjs.wrap_middleware",
                handled: false
              }
            });
          },
          () => {
            waitUntil(flushSafelyWithTimeout());
          }
        );
      });
    }
  });
}

export { wrapMiddlewareWithSentry };
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