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-rw-r--r--src/librustdoc/html/static/js/main.js130
-rw-r--r--src/librustdoc/html/static/js/search.js5
-rw-r--r--src/librustdoc/html/static/js/source-script.js41
3 files changed, 76 insertions, 100 deletions
diff --git a/src/librustdoc/html/static/js/main.js b/src/librustdoc/html/static/js/main.js
index 414bca850e3..b320db91046 100644
--- a/src/librustdoc/html/static/js/main.js
+++ b/src/librustdoc/html/static/js/main.js
@@ -66,26 +66,18 @@ function showMain() {
 (function() {
     window.rootPath = getVar("root-path");
     window.currentCrate = getVar("current-crate");
-    window.searchJS =  resourcePath("search", ".js");
-    window.searchIndexJS = resourcePath("search-index", ".js");
-    window.settingsJS = resourcePath("settings", ".js");
-    const sidebarVars = document.getElementById("sidebar-vars");
-    if (sidebarVars) {
-        window.sidebarCurrent = {
-            name: sidebarVars.attributes["data-name"].value,
-            ty: sidebarVars.attributes["data-ty"].value,
-            relpath: sidebarVars.attributes["data-relpath"].value,
-        };
-        // FIXME: It would be nicer to generate this text content directly in HTML,
-        // but with the current code it's hard to get the right information in the right place.
-        const mobileLocationTitle = document.querySelector(".mobile-topbar h2.location");
-        const locationTitle = document.querySelector(".sidebar h2.location");
-        if (mobileLocationTitle && locationTitle) {
-            mobileLocationTitle.innerHTML = locationTitle.innerHTML;
-        }
-    }
 }());
 
+function setMobileTopbar() {
+    // FIXME: It would be nicer to generate this text content directly in HTML,
+    // but with the current code it's hard to get the right information in the right place.
+    const mobileLocationTitle = document.querySelector(".mobile-topbar h2.location");
+    const locationTitle = document.querySelector(".sidebar h2.location");
+    if (mobileLocationTitle && locationTitle) {
+        mobileLocationTitle.innerHTML = locationTitle.innerHTML;
+    }
+}
+
 // Gets the human-readable string for the virtual-key code of the
 // given KeyboardEvent, ev.
 //
@@ -227,7 +219,7 @@ function loadCss(cssFileName) {
         // Sending request for the CSS and the JS files at the same time so it will
         // hopefully be loaded when the JS will generate the settings content.
         loadCss("settings");
-        loadScript(window.settingsJS);
+        loadScript(resourcePath("settings", ".js"));
     };
 
     window.searchState = {
@@ -304,8 +296,8 @@ function loadCss(cssFileName) {
             function loadSearch() {
                 if (!searchLoaded) {
                     searchLoaded = true;
-                    loadScript(window.searchJS);
-                    loadScript(window.searchIndexJS);
+                    loadScript(resourcePath("search", ".js"));
+                    loadScript(resourcePath("search-index", ".js"));
                 }
             }
 
@@ -485,40 +477,11 @@ function loadCss(cssFileName) {
     document.addEventListener("keypress", handleShortcut);
     document.addEventListener("keydown", handleShortcut);
 
-    // delayed sidebar rendering.
-    window.initSidebarItems = items => {
-        const sidebar = document.getElementsByClassName("sidebar-elems")[0];
-        let others;
-        const current = window.sidebarCurrent;
-
-        function addSidebarCrates(crates) {
-            if (!hasClass(document.body, "crate")) {
-                // We only want to list crates on the crate page.
-                return;
-            }
-            // Draw a convenient sidebar of known crates if we have a listing
-            const div = document.createElement("div");
-            div.className = "block crate";
-            div.innerHTML = "<h3>Crates</h3>";
-            const ul = document.createElement("ul");
-            div.appendChild(ul);
-
-            for (const crate of crates) {
-                let klass = "crate";
-                if (window.rootPath !== "./" && crate === window.currentCrate) {
-                    klass += " current";
-                }
-                const link = document.createElement("a");
-                link.href = window.rootPath + crate + "/index.html";
-                link.className = klass;
-                link.textContent = crate;
-
-                const li = document.createElement("li");
-                li.appendChild(link);
-                ul.appendChild(li);
-            }
-            others.appendChild(div);
+    function addSidebarItems() {
+        if (!window.SIDEBAR_ITEMS) {
+            return;
         }
+        const sidebar = document.getElementsByClassName("sidebar-elems")[0];
 
         /**
          * Append to the sidebar a "block" of links - a heading along with a list (`<ul>`) of items.
@@ -529,7 +492,7 @@ function loadCss(cssFileName) {
          *                          "Modules", or "Macros".
          */
         function block(shortty, id, longty) {
-            const filtered = items[shortty];
+            const filtered = window.SIDEBAR_ITEMS[shortty];
             if (!filtered) {
                 return;
             }
@@ -546,17 +509,18 @@ function loadCss(cssFileName) {
                 const desc = item[1]; // can be null
 
                 let klass = shortty;
-                if (name === current.name && shortty === current.ty) {
-                    klass += " current";
-                }
                 let path;
                 if (shortty === "mod") {
                     path = name + "/index.html";
                 } else {
                     path = shortty + "." + name + ".html";
                 }
+                const current_page = document.location.href.split("/").pop();
+                if (path === current_page) {
+                    klass += " current";
+                }
                 const link = document.createElement("a");
-                link.href = current.relpath + path;
+                link.href = path;
                 link.title = desc;
                 link.className = klass;
                 link.textContent = name;
@@ -565,14 +529,10 @@ function loadCss(cssFileName) {
                 ul.appendChild(li);
             }
             div.appendChild(ul);
-            others.appendChild(div);
+            sidebar.appendChild(div);
         }
 
         if (sidebar) {
-            others = document.createElement("div");
-            others.className = "others";
-            sidebar.appendChild(others);
-
             const isModule = hasClass(document.body, "mod");
             if (!isModule) {
                 block("primitive", "primitives", "Primitive Types");
@@ -590,12 +550,8 @@ function loadCss(cssFileName) {
                 block("keyword", "keywords", "Keywords");
                 block("traitalias", "trait-aliases", "Trait Aliases");
             }
-
-            // `crates{version}.js` should always be loaded before this script, so we can use
-            // it safely.
-            addSidebarCrates(window.ALL_CRATES);
         }
-    };
+    }
 
     window.register_implementors = imp => {
         const implementors = document.getElementById("implementors-list");
@@ -680,6 +636,39 @@ function loadCss(cssFileName) {
         window.register_implementors(window.pending_implementors);
     }
 
+    function addSidebarCrates() {
+        if (!window.ALL_CRATES) {
+            return;
+        }
+        const sidebarElems = document.getElementsByClassName("sidebar-elems")[0];
+        if (!sidebarElems) {
+            return;
+        }
+        // Draw a convenient sidebar of known crates if we have a listing
+        const div = document.createElement("div");
+        div.className = "block crate";
+        div.innerHTML = "<h3>Crates</h3>";
+        const ul = document.createElement("ul");
+        div.appendChild(ul);
+
+        for (const crate of window.ALL_CRATES) {
+            let klass = "crate";
+            if (window.rootPath !== "./" && crate === window.currentCrate) {
+                klass += " current";
+            }
+            const link = document.createElement("a");
+            link.href = window.rootPath + crate + "/index.html";
+            link.className = klass;
+            link.textContent = crate;
+
+            const li = document.createElement("li");
+            li.appendChild(link);
+            ul.appendChild(li);
+        }
+        sidebarElems.appendChild(div);
+    }
+
+
     function labelForToggleButton(sectionIsCollapsed) {
         if (sectionIsCollapsed) {
             // button will expand the section
@@ -924,6 +913,9 @@ function loadCss(cssFileName) {
         buildHelperPopup = () => {};
     };
 
+    setMobileTopbar();
+    addSidebarItems();
+    addSidebarCrates();
     onHashChange(null);
     window.addEventListener("hashchange", onHashChange);
     searchState.setup();
diff --git a/src/librustdoc/html/static/js/search.js b/src/librustdoc/html/static/js/search.js
index c0b274c0a3f..cb1609d4983 100644
--- a/src/librustdoc/html/static/js/search.js
+++ b/src/librustdoc/html/static/js/search.js
@@ -1719,10 +1719,11 @@ function initSearch(rawSearchIndex) {
         }
 
         let crates = "";
-        if (window.ALL_CRATES.length > 1) {
+        const crates_list = Object.keys(rawSearchIndex);
+        if (crates_list.length > 1) {
             crates = " in <select id=\"crate-search\"><option value=\"All crates\">" +
                 "All crates</option>";
-            for (const c of window.ALL_CRATES) {
+            for (const c of crates_list) {
                 crates += `<option value="${c}" ${c === filterCrates && "selected"}>${c}</option>`;
             }
             crates += "</select>";
diff --git a/src/librustdoc/html/static/js/source-script.js b/src/librustdoc/html/static/js/source-script.js
index 14d8a942977..10f93a1c058 100644
--- a/src/librustdoc/html/static/js/source-script.js
+++ b/src/librustdoc/html/static/js/source-script.js
@@ -9,33 +9,19 @@
 
 (function() {
 
-function getCurrentFilePath() {
-    const parts = window.location.pathname.split("/");
-    const rootPathParts = window.rootPath.split("/");
+const rootPath = document.getElementById("rustdoc-vars").attributes["data-root-path"].value;
 
-    for (const rootPathPart of rootPathParts) {
-        if (rootPathPart === "..") {
-            parts.pop();
-        }
-    }
-    let file = window.location.pathname.substring(parts.join("/").length);
-    if (file.startsWith("/")) {
-        file = file.substring(1);
-    }
-    return file.substring(0, file.length - 5);
-}
-
-function createDirEntry(elem, parent, fullPath, currentFile, hasFoundFile) {
+function createDirEntry(elem, parent, fullPath, hasFoundFile) {
     const name = document.createElement("div");
     name.className = "name";
 
     fullPath += elem["name"] + "/";
 
-    name.onclick = () => {
-        if (hasClass(name, "expand")) {
-            removeClass(name, "expand");
+    name.onclick = ev => {
+        if (hasClass(ev.target, "expand")) {
+            removeClass(ev.target, "expand");
         } else {
-            addClass(name, "expand");
+            addClass(ev.target, "expand");
         }
     };
     name.innerText = elem["name"];
@@ -46,7 +32,7 @@ function createDirEntry(elem, parent, fullPath, currentFile, hasFoundFile) {
     folders.className = "folders";
     if (elem.dirs) {
         for (const dir of elem.dirs) {
-            if (createDirEntry(dir, folders, fullPath, currentFile, hasFoundFile)) {
+            if (createDirEntry(dir, folders, fullPath, hasFoundFile)) {
                 addClass(name, "expand");
                 hasFoundFile = true;
             }
@@ -60,8 +46,9 @@ function createDirEntry(elem, parent, fullPath, currentFile, hasFoundFile) {
         for (const file_text of elem.files) {
             const file = document.createElement("a");
             file.innerText = file_text;
-            file.href = window.rootPath + "src/" + fullPath + file_text + ".html";
-            if (!hasFoundFile && currentFile === fullPath + file_text) {
+            file.href = rootPath + "src/" + fullPath + file_text + ".html";
+            const w = window.location.href.split("#")[0];
+            if (!hasFoundFile && w === file.href) {
                 file.className = "selected";
                 addClass(name, "expand");
                 hasFoundFile = true;
@@ -72,7 +59,7 @@ function createDirEntry(elem, parent, fullPath, currentFile, hasFoundFile) {
     children.appendChild(files);
     parent.appendChild(name);
     parent.appendChild(children);
-    return hasFoundFile && currentFile.startsWith(fullPath);
+    return hasFoundFile;
 }
 
 function toggleSidebar() {
@@ -109,9 +96,6 @@ function createSidebarToggle() {
 // This function is called from "source-files.js", generated in `html/render/mod.rs`.
 // eslint-disable-next-line no-unused-vars
 function createSourceSidebar() {
-    if (!window.rootPath.endsWith("/")) {
-        window.rootPath += "/";
-    }
     const container = document.querySelector("nav.sidebar");
 
     const sidebarToggle = createSidebarToggle();
@@ -125,7 +109,6 @@ function createSourceSidebar() {
         container.classList.add("expanded");
     }
 
-    const currentFile = getCurrentFilePath();
     let hasFoundFile = false;
 
     const title = document.createElement("div");
@@ -135,7 +118,7 @@ function createSourceSidebar() {
     Object.keys(sourcesIndex).forEach(key => {
         sourcesIndex[key].name = key;
         hasFoundFile = createDirEntry(sourcesIndex[key], sidebar, "",
-                                      currentFile, hasFoundFile);
+            hasFoundFile);
     });
 
     container.appendChild(sidebar);