Performance Timeline API

1 files changed, 54 insertions, 0 deletions

diff --git a/components/script/dom/performanceobserverentrylist.rs b/components/script/dom/performanceobserverentrylist.rs
new file mode 100644
index 00000000000..9c6a039cd4c
--- /dev/null
+++ b/components/script/dom/performanceobserverentrylist.rs
@@ -0,0 +1,54 @@
+/* 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/. */
+
+use dom::bindings::cell::DOMRefCell;
+use dom::bindings::codegen::Bindings::PerformanceObserverEntryListBinding;
+use dom::bindings::codegen::Bindings::PerformanceObserverEntryListBinding::PerformanceObserverEntryListMethods;
+use dom::bindings::js::Root;
+use dom::bindings::reflector::{Reflector, reflect_dom_object};
+use dom::bindings::str::DOMString;
+use dom::globalscope::GlobalScope;
+use dom::performance::PerformanceEntryList;
+use dom::performanceentry::PerformanceEntry;
+use dom_struct::dom_struct;
+
+#[dom_struct]
+pub struct PerformanceObserverEntryList {
+    reflector_: Reflector,
+    entries: DOMRefCell<PerformanceEntryList>,
+}
+
+impl PerformanceObserverEntryList {
+    fn new_inherited(entries: PerformanceEntryList) -> PerformanceObserverEntryList {
+        PerformanceObserverEntryList {
+            reflector_: Reflector::new(),
+            entries: DOMRefCell::new(entries),
+        }
+    }
+
+    #[allow(unrooted_must_root)]
+    pub fn new(global: &GlobalScope, entries: PerformanceEntryList)
+        -> Root<PerformanceObserverEntryList> {
+        let observer_entry_list = PerformanceObserverEntryList::new_inherited(entries);
+        reflect_dom_object(box observer_entry_list, global, PerformanceObserverEntryListBinding::Wrap)
+    }
+}
+
+impl PerformanceObserverEntryListMethods for PerformanceObserverEntryList {
+    // https://w3c.github.io/performance-timeline/#dom-performanceobserver
+    fn GetEntries(&self) -> Vec<Root<PerformanceEntry>> {
+        self.entries.borrow().get_entries()
+    }
+
+    // https://w3c.github.io/performance-timeline/#dom-performanceobserver
+    fn GetEntriesByType(&self, entry_type: DOMString) -> Vec<Root<PerformanceEntry>> {
+        self.entries.borrow().get_entries_by_type(entry_type)
+    }
+
+    // https://w3c.github.io/performance-timeline/#dom-performanceobserver
+    fn GetEntriesByName(&self, name: DOMString, entry_type: Option<DOMString>)
+        -> Vec<Root<PerformanceEntry>> {
+        self.entries.borrow().get_entries_by_name(name, entry_type)
+    }
+}