Function workerScript

deps/v8/test/test262/harness-agent.js:21–72

(script)

var WORKER_REPORT_LOC = 3;

function workerScript(script) {
  return `
    var index;
    var i32a = null;
    var broadcasts = [];
    var pendingReceiver = null;

    function handleBroadcast() {
      if (pendingReceiver && broadcasts.length > 0) {
        pendingReceiver.apply(null, broadcasts.shift());
        pendingReceiver = null;
      }
    };

    var onmessage = function({data:msg}) {
      switch (msg.kind) {
        case 'start':
          i32a = msg.i32a;
          index = msg.index;
          (0, eval)(\`${script}\`);
          break;

        case 'broadcast':
          Atomics.add(i32a, ${BROADCAST_LOC}, 1);
          broadcasts.push([msg.sab, msg.id]);
          handleBroadcast();
          break;
      }
    };

    var $262 = {
      agent: {
        receiveBroadcast(receiver) {
          pendingReceiver = receiver;
          handleBroadcast();
        },

        report(msg) {
          postMessage(String(msg));
          Atomics.add(i32a, ${WORKER_REPORT_LOC} + index, 1);
        },

        sleep(s) { Atomics.wait(i32a, ${SLEEP_LOC}, 0, s); },

        leaving() {},

        monotonicNow() {
          return performance.now();
        }
      }
    };`;
}

var agent = {
  start(script) {