Repair anchors

Author: pikinier20

scaladoc/resources/dotty_res/scripts/ux.js

@@ -58,6 +58,19 @@ window.addEventListener("DOMContentLoaded", () => {
       window.location = pathToRoot; // global variable pathToRoot is created by the html renderer
     };
   }
+
+  document.querySelectorAll('.documentableAnchor').forEach(elem => {
+    elem.addEventListener('click', event => {
+      var $temp = $("<input>")
+      $("body").append($temp)
+      var a = document.createElement('a')
+      a.href = $(elem).attr("link")
+      $temp.val(a.href).select();
+      document.execCommand("copy")
+      $temp.remove();
+    })
+  })
+
   hljs.registerLanguage("scala", highlightDotty);
   hljs.registerAliases(["dotty", "scala3"], "scala");
   hljs.initHighlighting();

scaladoc/resources/dotty_res/styles/scalastyle.css

@@ -706,7 +706,7 @@ footer .mode {
   font-family: "dotty-icons" !important;
   transform: rotate(-45deg);
   font-size: 20px;
-  color: var(--icon-color);
+  color: var(--link-fg);
   display: none;
   flex-direction: row;
   align-items: center;
@@ -716,6 +716,15 @@ footer .mode {
   left: -32px;
 }
 
+.documentableAnchor:hover:before {
+  color: var(--link-hover-fg);
+}
+
+.documentableAnchor:active:before {
+  color: var(--link-hover-fg);
+  top: 8px;
+}
+
 .memberDocumentation {
   font-size: 14px;
 }

scaladoc/src/dotty/tools/scaladoc/renderers/MemberRenderer.scala

@@ -165,7 +165,7 @@ class MemberRenderer(signatureRenderer: SignatureRenderer)(using DocContext) ext
       ++ filterAttributes.map{ case (n, v) => Attr(s"data-f-$n") := v }
 
     div(topLevelAttr:_*)(
-      a(href := (if member.needsOwnPage then link(member.dri).getOrElse("#") else s"#${member.dri.anchor}"), cls := "documentableAnchor"),
+      if !member.needsOwnPage then a(Attr("link") := link(member.dri).getOrElse("#"), cls := "documentableAnchor") else Nil,
       div(annotations(member)),
       div(cls := "header monospace")(memberSignature(member)),
       div(cls := "docs")(