chore: import upstream snapshot with attribution

2026-07-13 13:32:57 +08:00
commit cd420f9332
4811 changed files with 884702 additions and 0 deletions
@@ -0,0 +1,48 @@
+import { type DataFunctionArgs } from "@remix-run/node";
+import { PerformanceObserver } from "node:perf_hooks";
+import { runInNewContext } from "node:vm";
+import v8 from "v8";
+import { requireAdminApiRequest } from "~/services/personalAccessToken.server";
+
+async function waitTillGcFinishes() {
+  let resolver: (value: PerformanceEntry) => void;
+  let _rejector: (reason?: any) => void;
+
+  const promise = new Promise<PerformanceEntry>((resolve, reject) => {
+    resolver = resolve;
+    _rejector = reject;
+  });
+
+  const obs = new PerformanceObserver((list) => {
+    const entry = list.getEntries()[0];
+
+    if (entry.name === "gc") {
+      resolver(entry);
+    }
+  });
+
+  obs.observe({ entryTypes: ["gc"] });
+
+  v8.setFlagsFromString("--expose-gc");
+  const gc = global.gc ?? runInNewContext("gc");
+
+  gc();
+
+  // disable expose-gc
+  v8.setFlagsFromString("--noexpose-gc");
+
+  return promise;
+}
+
+export async function loader({ request }: DataFunctionArgs) {
+  await requireAdminApiRequest(request);
+
+  const entry = await waitTillGcFinishes();
+
+  return new Response(JSON.stringify(entry), {
+    status: 200,
+    headers: {
+      "Content-Type": "application/json",
+    },
+  });
+}