fefdwef

web_process/MetaMask 12.16.1/scripts/use-snow.js

@@ -0,0 +1,29 @@
+/*
+NOTICE:
+This Snow + LavaMoat scuttling integration is currently being used
+with an experimental API (https://github.com/LavaMoat/LavaMoat/pull/462).
+Changing this code must be done cautiously to avoid breaking the app!
+*/
+
+// eslint-disable-next-line import/unambiguous
+(function () {
+  const log = console.log.bind(console);
+  // eslint-disable-next-line no-undef
+  const isWorker = !self.document;
+  const msg =
+    'Snow detected a new realm creation attempt in MetaMask. Performing scuttling on new realm.';
+  // eslint-disable-next-line no-undef
+  Object.defineProperty(self, 'SCUTTLER', {
+    value: (realm, scuttle) => {
+      if (isWorker) {
+        scuttle(realm);
+      } else {
+        // eslint-disable-next-line no-undef
+        self.SNOW((win) => {
+          log(msg, win);
+          scuttle(win);
+        }, realm);
+      }
+    },
+  });
+})();