Function send

runtime/src/index.js:92–96

(type, payload = {})

    };

    const send = (type, payload = {}) => new Promise((resolve, reject) => {
        const reqId = ++reqIdCounter;
        pending.set(reqId, { resolve, reject });
        worker.postMessage({ type, reqId, ...payload });
    });

    /* Strip mainThreadModules/hostModules before crossing postMessage: not structured-cloneable / loaded on the page. The worker only needs eager manifests and the lazy host names. */
    const { mainThreadModules: _drop, hostModules: _dropHosts, ...workerOpts } = opts || {};