Function updatePromiseHookMode

lib/internal/async_hooks.js:384–401

()

let stopPromiseHook;
function updatePromiseHookMode() {
  wantPromiseHook = true;
  let initHook;
  if (initHooksExist()) {
    initHook = destroyHooksExist() ? promiseInitHookWithDestroyTracking :
      promiseInitHook;
  } else if (destroyHooksExist()) {
    initHook = destroyTracking;
  }
  if (stopPromiseHook) stopPromiseHook();
  const promiseHooks = require('internal/promise_hooks');
  stopPromiseHook = promiseHooks.createHook({
    init: initHook,
    before: promiseBeforeHook,
    after: promiseAfterHook,
    settled: promiseResolveHooksExist() ? promiseResolveHook : undefined,
  });
}

function disableHooks() {
  async_hook_fields[kCheck] -= 1;