Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });

const core = require('@sentry/core');
const flush = require('../../flush.js');
const instrument = require('../../instrument.js');
const options = require('../../options.js');
const scopeUtils = require('../../scope-utils.js');
const sdk = require('../../sdk.js');
const instrumentContext = require('../../utils/instrumentContext.js');
const instrumentEnv = require('./instrumentEnv.js');

function wrapTailHandler(options, context, fn) {
  return core.withIsolationScope(async (isolationScope) => {
    const waitUntil = context.waitUntil.bind(context);
    const client = sdk.init({ ...options, ctx: context });
    isolationScope.setClient(client);
    scopeUtils.addCloudResourceContext(isolationScope);
    try {
      return await fn();
    } catch (e) {
      core.captureException(e, { mechanism: { handled: false, type: "auto.faas.cloudflare.tail" } });
      throw e;
    } finally {
      waitUntil(flush.flushAndDispose(client));
    }
  });
}
function instrumentExportedHandlerTail(handler, optionsCallback) {
  if (!("tail" in handler) || typeof handler.tail !== "function") {
    return;
  }
  handler.tail = instrument.ensureInstrumented(
    handler.tail,
    (original) => new Proxy(original, {
      apply(target, thisArg, args) {
        const [, env, ctx] = args;
        const context = instrumentContext.instrumentContext(ctx);
        const options$1 = options.getFinalOptions(optionsCallback(env), env);
        args[1] = instrumentEnv.instrumentEnv(env, options$1);
        args[2] = context;
        return wrapTailHandler(options$1, context, () => target.apply(thisArg, args));
      }
    })
  );
}
function instrumentWorkerEntrypointTail(instance, options, context) {
  if (!instance.tail) {
    return;
  }
  const original = instance.tail.bind(instance);
  instance.tail = new Proxy(original, {
    apply(target, thisArg, args) {
      return wrapTailHandler(options, context, () => Reflect.apply(target, thisArg, args));
    }
  });
}

exports.instrumentExportedHandlerTail = instrumentExportedHandlerTail;
exports.instrumentWorkerEntrypointTail = instrumentWorkerEntrypointTail;
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