Implemented Houdini worklets.

components/script/dom/testworklet.rs

@@ -0,0 +1,61 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+// check-tidy: no specs after this line
+
+use dom::bindings::codegen::Bindings::TestWorkletBinding::TestWorkletMethods;
+use dom::bindings::codegen::Bindings::TestWorkletBinding::Wrap;
+use dom::bindings::codegen::Bindings::WorkletBinding::WorkletBinding::WorkletMethods;
+use dom::bindings::codegen::Bindings::WorkletBinding::WorkletOptions;
+use dom::bindings::error::Fallible;
+use dom::bindings::js::JS;
+use dom::bindings::js::Root;
+use dom::bindings::reflector::Reflector;
+use dom::bindings::reflector::reflect_dom_object;
+use dom::bindings::str::DOMString;
+use dom::bindings::str::USVString;
+use dom::promise::Promise;
+use dom::window::Window;
+use dom::worklet::Worklet;
+use dom::workletglobalscope::WorkletGlobalScopeType;
+use dom_struct::dom_struct;
+use script_thread::ScriptThread;
+use std::rc::Rc;
+
+#[dom_struct]
+pub struct TestWorklet {
+    reflector: Reflector,
+    worklet: JS<Worklet>,
+}
+
+impl TestWorklet {
+    fn new_inherited(worklet: &Worklet) -> TestWorklet {
+        TestWorklet {
+            reflector: Reflector::new(),
+            worklet: JS::from_ref(worklet),
+        }
+    }
+
+    fn new(window: &Window) -> Root<TestWorklet> {
+        let worklet = Worklet::new(window, WorkletGlobalScopeType::Test);
+        reflect_dom_object(box TestWorklet::new_inherited(&*worklet), window, Wrap)
+    }
+
+    pub fn Constructor(window: &Window) -> Fallible<Root<TestWorklet>> {
+        Ok(TestWorklet::new(window))
+    }
+}
+
+impl TestWorkletMethods for TestWorklet {
+    #[allow(unrooted_must_root)]
+    fn AddModule(&self, moduleURL: USVString, options: &WorkletOptions) -> Rc<Promise> {
+        self.worklet.AddModule(moduleURL, options)
+    }
+
+    fn Lookup(&self, key: DOMString) -> Option<DOMString> {
+        let id = self.worklet.worklet_id();
+        let pool = ScriptThread::worklet_thread_pool();
+        pool.test_worklet_lookup(id, String::from(key)).map(DOMString::from)
+    }
+}