@metamask/ocap-kernel/dist/services/gc-engine.mjs

OCap kernel core components

import v8 from "v8";
import vm from "vm";
/* global globalThis */
let bestGC = globalThis.gc;
if (typeof bestGC !== 'function') {
    // Node.js v8 wizardry.
    v8.setFlagsFromString('--expose_gc');
    bestGC = vm.runInNewContext('gc');
    assert(bestGC);
    // We leave --expose_gc turned on, otherwise AVA's shared workers
    // may race and disable it before we manage to extract the
    // binding. This won't cause 'gc' to be visible to new Compartments
    // because SES strips out everything it doesn't recognize.
    // // Hide the gc global from new contexts/workers.
    // v8.setFlagsFromString('--no-expose_gc');
}
export const engineGC = bestGC;
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