Add hashchange event (#1908)

Co-authored-by: Daniel D. Beck <[email protected]>

Author: autonome

features/draft/spec/html.yml

@@ -239,10 +239,6 @@ compat_features:
   - api.HTMLTemplateElement.shadowRootSerializable
   - api.HTMLUnknownElement
   - api.HTMLVideoElement.playsInline
-  - api.HashChangeEvent
-  - api.HashChangeEvent.HashChangeEvent
-  - api.HashChangeEvent.newURL
-  - api.HashChangeEvent.oldURL
   - api.ImageData
   - api.ImageData.ImageData
   - api.ImageData.colorSpace

features/draft/spec/html.yml.dist

@@ -1222,33 +1222,6 @@ compat_features:
   #   safari_ios: "5"
   - html.elements.input.type_number
 
-  # baseline: high
-  # baseline_low_date: 2015-07-29
-  # baseline_high_date: 2018-01-29
-  # support:
-  #   chrome: "8"
-  #   chrome_android: "18"
-  #   edge: "12"
-  #   firefox: "3.6"
-  #   firefox_android: "4"
-  #   safari: "5"
-  #   safari_ios: "5"
-  - api.HashChangeEvent
-
-  # baseline: high
-  # baseline_low_date: 2015-07-29
-  # baseline_high_date: 2018-01-29
-  # support:
-  #   chrome: "8"
-  #   chrome_android: "18"
-  #   edge: "12"
-  #   firefox: "6"
-  #   firefox_android: "6"
-  #   safari: "5.1"
-  #   safari_ios: "5"
-  - api.HashChangeEvent.newURL
-  - api.HashChangeEvent.oldURL
-
   # baseline: high
   # baseline_low_date: 2015-07-29
   # baseline_high_date: 2018-01-29
@@ -1406,19 +1379,6 @@ compat_features:
   #   safari_ios: "6"
   - api.HTMLUnknownElement
 
-  # baseline: high
-  # baseline_low_date: 2015-07-29
-  # baseline_high_date: 2018-01-29
-  # support:
-  #   chrome: "16"
-  #   chrome_android: "18"
-  #   edge: "12"
-  #   firefox: "11"
-  #   firefox_android: "14"
-  #   safari: "6"
-  #   safari_ios: "6"
-  - api.HashChangeEvent.HashChangeEvent
-
   # baseline: high
   # baseline_low_date: 2015-07-29
   # baseline_high_date: 2018-01-29

features/hashchange.yml

@@ -0,0 +1,10 @@
+name: hashchange
+description: "The `hashchange` event fires when the URL fragment identifier (the part of the URL starting with `#`) of the current page has changed."
+spec: https://html.spec.whatwg.org/multipage/nav-history-apis.html#the-hashchangeevent-interface
+caniuse: hashchange
+compat_features:
+  - api.HashChangeEvent
+  - api.HashChangeEvent.HashChangeEvent
+  - api.HashChangeEvent.newURL
+  - api.HashChangeEvent.oldURL
+  - api.Window.hashchange_event

features/hashchange.yml.dist

@@ -0,0 +1,69 @@
+# Generated from: hashchange.yml
+# Do not edit this file by hand. Edit the source file instead!
+
+status:
+  baseline: high
+  baseline_low_date: 2015-07-29
+  baseline_high_date: 2018-01-29
+  support:
+    chrome: "16"
+    chrome_android: "18"
+    edge: "12"
+    firefox: "11"
+    firefox_android: "14"
+    safari: "6"
+    safari_ios: "6"
+compat_features:
+  # baseline: high
+  # baseline_low_date: 2015-07-29
+  # baseline_high_date: 2018-01-29
+  # support:
+  #   chrome: "4"
+  #   chrome_android: "18"
+  #   edge: "12"
+  #   firefox: "3.6"
+  #   firefox_android: "4"
+  #   safari: "5"
+  #   safari_ios: "5"
+  - api.Window.hashchange_event
+
+  # baseline: high
+  # baseline_low_date: 2015-07-29
+  # baseline_high_date: 2018-01-29
+  # support:
+  #   chrome: "8"
+  #   chrome_android: "18"
+  #   edge: "12"
+  #   firefox: "3.6"
+  #   firefox_android: "4"
+  #   safari: "5"
+  #   safari_ios: "5"
+  - api.HashChangeEvent
+
+  # baseline: high
+  # baseline_low_date: 2015-07-29
+  # baseline_high_date: 2018-01-29
+  # support:
+  #   chrome: "8"
+  #   chrome_android: "18"
+  #   edge: "12"
+  #   firefox: "6"
+  #   firefox_android: "6"
+  #   safari: "5.1"
+  #   safari_ios: "5"
+  - api.HashChangeEvent.newURL
+  - api.HashChangeEvent.oldURL
+
+  # ⬇️ Same status as overall feature ⬇️
+  # baseline: high
+  # baseline_low_date: 2015-07-29
+  # baseline_high_date: 2018-01-29
+  # support:
+  #   chrome: "16"
+  #   chrome_android: "18"
+  #   edge: "12"
+  #   firefox: "11"
+  #   firefox_android: "14"
+  #   safari: "6"
+  #   safari_ios: "6"
+  - api.HashChangeEvent.HashChangeEvent