Function buildCurrentResource

benchmark/async_hooks/async-resource-vs-destroy.js:25–64

(getServe)

});

function buildCurrentResource(getServe) {
  const server = createServer(getServe(getCLS, setCLS));
  const hook = createHook({ init });
  const cls = Symbol('cls');
  hook.enable();

  return {
    server,
    close,
  };

  function getCLS() {
    const resource = executionAsyncResource();
    if (!resource[cls]) {
      return null;
    }
    return resource[cls].state;
  }

  function setCLS(state) {
    const resource = executionAsyncResource();
    if (!resource[cls]) {
      resource[cls] = { state };
    } else {
      resource[cls].state = state;
    }
  }

  function init(asyncId, type, triggerAsyncId, resource) {
    const cr = executionAsyncResource();
    if (cr !== null) {
      resource[cls] = cr[cls];
    }
  }

  function close() {
    hook.disable();
    server.close();
  }
}

function buildDestroy(getServe) {
  const transactions = new Map();