1 files changed, 29 insertions, 4 deletions
diff --git a/components/script/dom/abortcontroller.rs b/components/script/dom/abortcontroller.rs
index 3813cfdd51a..3a7ca17220d 100644
--- a/components/script/dom/abortcontroller.rs
+++ b/components/script/dom/abortcontroller.rs
@@ -3,24 +3,33 @@
  * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
 
 use dom_struct::dom_struct;
-use js::jsapi::Value;
-use js::rust::{Handle, HandleObject};
+use js::rust::{HandleObject, HandleValue};
 
+use crate::dom::abortsignal::AbortSignal;
 use crate::dom::bindings::codegen::Bindings::AbortControllerBinding::AbortControllerMethods;
 use crate::dom::bindings::reflector::{Reflector, reflect_dom_object_with_proto};
-use crate::dom::bindings::root::DomRoot;
+use crate::dom::bindings::root::{Dom, DomRoot};
 use crate::dom::globalscope::GlobalScope;
 use crate::script_runtime::{CanGc, JSContext};
 
+/// <https://dom.spec.whatwg.org/#abortcontroller>
 #[dom_struct]
 pub(crate) struct AbortController {
     reflector_: Reflector,
+
+    /// An AbortController object has an associated signal (an AbortSignal object).
+    signal: Dom<AbortSignal>,
 }
 
 impl AbortController {
+    /// <https://dom.spec.whatwg.org/#dom-abortcontroller-abortcontroller>
     fn new_inherited() -> AbortController {
+        // The new AbortController() constructor steps are:
+        // Let signal be a new AbortSignal object.
+        // Set this’s signal to signal.
         AbortController {
             reflector_: Reflector::new(),
+            signal: Dom::from_ref(&AbortSignal::new_inherited()),
         }
     }
 
@@ -36,6 +45,12 @@ impl AbortController {
             can_gc,
         )
     }
+
+    /// <https://dom.spec.whatwg.org/#abortcontroller-signal-abort>
+    fn signal_abort(&self, cx: JSContext, reason: HandleValue, can_gc: CanGc) {
+        // signal abort on controller’s signal with reason if it is given.
+        self.signal.signal_abort(cx, reason, can_gc);
+    }
 }
 
 impl AbortControllerMethods<crate::DomTypeHolder> for AbortController {
@@ -49,5 +64,15 @@ impl AbortControllerMethods<crate::DomTypeHolder> for AbortController {
     }
 
     /// <https://dom.spec.whatwg.org/#dom-abortcontroller-abort>
-    fn Abort(&self, _cx: JSContext, _reason: Handle<'_, Value>) {}
+    fn Abort(&self, cx: JSContext, reason: HandleValue, can_gc: CanGc) {
+        // The abort(reason) method steps are
+        // to signal abort on this with reason if it is given.
+        self.signal_abort(cx, reason, can_gc);
+    }
+
+    /// <https://dom.spec.whatwg.org/#dom-abortcontroller-signal>
+    fn Signal(&self) -> DomRoot<AbortSignal> {
+        // The signal getter steps are to return this’s signal.
+        self.signal.as_rooted()
+    }
 }