servo
diff --git a/‎components/script/dom/globalscope.rs‎
Lines changed: 15 additions & 0 deletions b/‎components/script/dom/globalscope.rs‎
Lines changed: 15 additions & 0 deletions
@@ -26,6 +26,7 @@ use crate::dom::window::Window;
 use crate::dom::workerglobalscope::WorkerGlobalScope;
 use crate::dom::workletglobalscope::WorkletGlobalScope;
 use crate::microtask::{Microtask, MicrotaskQueue};
+use crate::script_module::ModuleObject;
 use crate::script_runtime::{CommonScriptMsg, ScriptChan, ScriptPort};
 use crate::script_thread::{MainThreadScriptChan, ScriptThread};
 use crate::task::TaskCanceller;
@@ -92,6 +93,11 @@ pub struct GlobalScope {
     /// Timers used by the Console API.
     console_timers: DomRefCell<HashMap<DOMString, u64>>,
 
+    /// module map is used when importing JavaScript modules
+    /// https://html.spec.whatwg.org/multipage/#concept-settings-object-module-map
+    #[ignore_malloc_size_of = "mozjs"]
+    module_map: DomRefCell<HashMap<ServoUrl, ModuleObject>>,
+
     /// For providing instructions to an optional devtools server.
     #[ignore_malloc_size_of = "channels are hard"]
     devtools_chan: Option<IpcSender<ScriptToDevtoolsControlMsg>>,
@@ -179,6 +185,7 @@ impl GlobalScope {
             pipeline_id,
             devtools_wants_updates: Default::default(),
             console_timers: DomRefCell::new(Default::default()),
+            module_map: DomRefCell::new(Default::default()),
             devtools_chan,
             mem_profiler_chan,
             time_profiler_chan,
@@ -296,6 +303,14 @@ impl GlobalScope {
         &self.consumed_rejections
     }
 
+    pub fn set_module_map(&self, url: ServoUrl, module: ModuleObject) {
+        self.module_map.borrow_mut().insert(url, module);
+    }
+
+    pub fn get_module_map(&self) -> &DomRefCell<HashMap<ServoUrl, ModuleObject>> {
+        &self.module_map
+    }
+
     #[allow(unsafe_code)]
     pub fn get_cx(&self) -> *mut JSContext {
         Runtime::get()