From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 dom/quota/test/modules/system/ModuleLoader.sys.mjs | 63 ++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 dom/quota/test/modules/system/ModuleLoader.sys.mjs

(limited to 'dom/quota/test/modules/system/ModuleLoader.sys.mjs')

diff --git a/dom/quota/test/modules/system/ModuleLoader.sys.mjs b/dom/quota/test/modules/system/ModuleLoader.sys.mjs
new file mode 100644
index 0000000000..d4f8f51c11
--- /dev/null
+++ b/dom/quota/test/modules/system/ModuleLoader.sys.mjs
@@ -0,0 +1,63 @@
+/**
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/
+ */
+
+export function ModuleLoader(base, depth, proto) {
+  const modules = {};
+
+  const principal = Cc["@mozilla.org/systemprincipal;1"].createInstance(
+    Ci.nsIPrincipal
+  );
+
+  const sharedGlobalsandbox = Cu.Sandbox(principal, {
+    invisibleToDebugger: true,
+    sandboxName: "FS Module Loader",
+    sandboxPrototype: proto,
+    wantComponents: false,
+    wantGlobalProperties: [],
+    wantXrays: false,
+  });
+
+  const require = async function (id) {
+    if (modules[id]) {
+      return modules[id].exported_symbols;
+    }
+
+    const url = new URL(depth + id, base);
+
+    const module = Object.create(null, {
+      exported_symbols: {
+        configurable: false,
+        enumerable: true,
+        value: Object.create(null),
+        writable: true,
+      },
+    });
+
+    modules[id] = module;
+
+    const properties = {
+      require_module: require,
+      exported_symbols: module.exported_symbols,
+    };
+
+    // Create a new object in this sandbox, that will be used as the scope
+    // object for this particular module.
+    const sandbox = sharedGlobalsandbox.Object();
+    Object.assign(sandbox, properties);
+
+    Services.scriptloader.loadSubScript(url.href, sandbox);
+
+    return module.exported_symbols;
+  };
+
+  const returnObj = {
+    require: {
+      enumerable: true,
+      value: require,
+    },
+  };
+
+  return Object.create(null, returnObj);
+}
-- 
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