Auto merge of #10009 - creativcoder:impl-navigator-language, r=jdm

implements NavigatorLanguage

Fixes #9992

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components/script/dom/navigator.rs

@@ -73,4 +73,9 @@ impl NavigatorMethods for Navigator {
     fn Bluetooth(&self) -> Root<Bluetooth> {
         self.bluetooth.or_init(|| Bluetooth::new(self.global().r()))
     }
+
+    // https://html.spec.whatwg.org/multipage/#navigatorlanguage
+    fn GetLanguage(&self) -> Option<DOMString>  {
+        Some(navigatorinfo::Language())
+    }
 }

components/script/dom/navigatorinfo.rs

@@ -43,3 +43,7 @@ pub fn UserAgent() -> DOMString {
 pub fn AppVersion() -> DOMString {
     DOMString::from("4.0")
 }
+
+pub fn Language() -> DOMString {
+    DOMString::from("en-US")
+}

components/script/dom/webidls/Navigator.webidl

@@ -9,7 +9,7 @@ interface Navigator {
 };
 Navigator implements NavigatorID;
 Navigator implements NavigatorBluetooth;
-//Navigator implements NavigatorLanguage;
+Navigator implements NavigatorLanguage;
 //Navigator implements NavigatorOnLine;
 //Navigator implements NavigatorContentUtils;
 //Navigator implements NavigatorStorageUtils;
@@ -31,3 +31,10 @@ interface NavigatorID {
 interface NavigatorBluetooth {
     readonly attribute Bluetooth bluetooth;
 };
+
+// https://html.spec.whatwg.org/multipage/#navigatorlanguage
+[NoInterfaceObject/*, Exposed=Window,Worker*/]
+interface NavigatorLanguage {
+  readonly attribute DOMString? language;
+  //readonly attribute DOMString[] languages;
+};

components/script/dom/webidls/WorkerNavigator.webidl

@@ -7,5 +7,5 @@
 //[Exposed=Worker]
 interface WorkerNavigator {};
 WorkerNavigator implements NavigatorID;
-//WorkerNavigator implements NavigatorLanguage;
+WorkerNavigator implements NavigatorLanguage;
 //WorkerNavigator implements NavigatorOnLine;

components/script/dom/workernavigator.rs

@@ -66,4 +66,9 @@ impl WorkerNavigatorMethods for WorkerNavigator {
     fn AppVersion(&self) -> DOMString {
         navigatorinfo::AppVersion()
     }
+
+    // https://html.spec.whatwg.org/multipage/#navigatorlanguage
+    fn GetLanguage(&self) -> Option<DOMString>  {
+        Some(navigatorinfo::Language())
+    }
 }

tests/wpt/metadata/html/dom/interfaces.html.ini

@@ -7131,9 +7131,6 @@
   [EventTarget interface: calling dispatchEvent(Event) on window.applicationCache with too few arguments must throw TypeError]
     expected: FAIL
 
-  [Navigator interface: attribute language]
-    expected: FAIL
-
   [Navigator interface: attribute languages]
     expected: FAIL
 
@@ -7173,9 +7170,6 @@
   [Navigator interface: attribute javaEnabled]
     expected: FAIL
 
-  [Navigator interface: window.navigator must inherit property "language" with the proper type (7)]
-    expected: FAIL
-
   [Navigator interface: window.navigator must inherit property "languages" with the proper type (8)]
     expected: FAIL