tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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sync_and_async_in_worker.js (3103B)

      1 onmessage = async event => {
      2  if (event.data.order === "test") {
      3    globalThis["loaded"] = [];
      4    const ns = await import("resource://test/non_shared_1.mjs");
      5    postMessage({});
      6    return;
      7  }
      8 
      9  if (event.data.order === "sync-before-async") {
     10    globalThis["loaded"] = [];
     11    const ns = ChromeUtils.importESModule("resource://test/non_shared_1.mjs", {
     12      global: "current",
     13    });
     14 
     15    const sync_beforeInc = ns.getCounter();
     16    ns.incCounter();
     17    const sync_afterInc = ns.getCounter();
     18 
     19    const loaded1 = globalThis["loaded"].join(",");
     20 
     21    let nsPromise;
     22    if (event.data.target === "top-level") {
     23      nsPromise = import("resource://test/non_shared_1.mjs");
     24    } else {
     25      nsPromise = import("resource://test/import_non_shared_1.mjs");
     26    }
     27 
     28    const ns2 = await nsPromise;
     29 
     30    const async_beforeInc = ns2.getCounter();
     31    ns2.incCounter();
     32    const async_afterInc = ns2.getCounter();
     33    const sync_afterIncInc = ns.getCounter();
     34 
     35    const loaded2 = globalThis["loaded"].join(",");
     36 
     37    postMessage({
     38      sync_beforeInc,
     39      sync_afterInc,
     40      sync_afterIncInc,
     41      async_beforeInc,
     42      async_afterInc,
     43      loaded1,
     44      loaded2,
     45    });
     46    return;
     47  }
     48 
     49  if (event.data.order === "sync-after-async") {
     50    globalThis["loaded"] = [];
     51    const ns = await import("resource://test/non_shared_1.mjs");
     52 
     53    const async_beforeInc = ns.getCounter();
     54    ns.incCounter();
     55    const async_afterInc = ns.getCounter();
     56 
     57    const loaded1 = globalThis["loaded"].join(",");
     58 
     59    let ns2;
     60    if (event.data.target === "top-level") {
     61      ns2 = ChromeUtils.importESModule("resource://test/non_shared_1.mjs", {
     62        global: "current",
     63      });
     64    } else {
     65      ns2 = ChromeUtils.importESModule("resource://test/import_non_shared_1.mjs", {
     66        global: "current",
     67      });
     68    }
     69 
     70    const sync_beforeInc = ns2.getCounter();
     71    ns2.incCounter();
     72    const sync_afterInc = ns2.getCounter();
     73    const async_afterIncInc = ns.getCounter();
     74 
     75    const loaded2 = globalThis["loaded"].join(",");
     76 
     77    postMessage({
     78      sync_beforeInc,
     79      sync_afterInc,
     80      async_beforeInc,
     81      async_afterInc,
     82      async_afterIncInc,
     83      loaded1,
     84      loaded2,
     85    });
     86    return;
     87  }
     88 
     89  if (event.data.order === "sync-while-async") {
     90    globalThis["loaded"] = [];
     91    const nsPromise = import("resource://test/non_shared_1.mjs");
     92 
     93    let errorMessage = "";
     94    try {
     95      if (event.data.target === "top-level") {
     96        ChromeUtils.importESModule("resource://test/non_shared_1.mjs", {
     97          global: "current",
     98        });
     99      } else {
    100        ChromeUtils.importESModule("resource://test/import_non_shared_1.mjs", {
    101          global: "current",
    102        });
    103      }
    104    } catch (e) {
    105      errorMessage = e.message;
    106    }
    107 
    108    const ns = await nsPromise;
    109 
    110    const async_beforeInc = ns.getCounter();
    111    ns.incCounter();
    112    const async_afterInc = ns.getCounter();
    113 
    114    const loaded = globalThis["loaded"].join(",");
    115 
    116    postMessage({
    117      sync_error: errorMessage,
    118      async_beforeInc,
    119      async_afterInc,
    120      loaded,
    121    });
    122    return;
    123  }
    124 };