Rustdoc Redesign

Applies a modern look to rust documentation.

Dovrai installare un'estensione come Tampermonkey, Greasemonkey o Violentmonkey per installare questo script.

You will need to install an extension such as Tampermonkey to install this script.

Dovrai installare un'estensione come Tampermonkey o Violentmonkey per installare questo script.

Dovrai installare un'estensione come Tampermonkey o Userscripts per installare questo script.

Dovrai installare un'estensione come ad esempio Tampermonkey per installare questo script.

Dovrai installare un gestore di script utente per installare questo script.

(Ho già un gestore di script utente, lasciamelo installare!)

Dovrai installare un'estensione come ad esempio Stylus per installare questo stile.

Dovrai installare un'estensione come ad esempio Stylus per installare questo stile.

Dovrai installare un'estensione come ad esempio Stylus per installare questo stile.

Dovrai installare un'estensione per la gestione degli stili utente per installare questo stile.

Dovrai installare un'estensione per la gestione degli stili utente per installare questo stile.

Dovrai installare un'estensione per la gestione degli stili utente per installare questo stile.

(Ho già un gestore di stile utente, lasciamelo installare!)

// ==UserScript==
// @name         Rustdoc Redesign
// @namespace    http://tampermonkey.net/
// @version      2024-12-10
// @description  Applies a modern look to rust documentation.
// @author       exa04
// @match        *://*/*
// @icon         https://rustacean.net/assets/rustacean-orig-noshadow.png
// @grant        GM_addStyle
// @license      GPLv3
// ==/UserScript==

const STYLE = `
@import url('https://fonts.googleapis.com/css2?family=Inter:ital,opsz,wght@0,14..32,100..900;1,14..32,100..900&display=swap');

:root {
  --gray-950: #09090b;
  --gray-900: #18181b;
  --gray-800: #27272a;
  --gray-700: #3f3f46;
  --gray-600: #52525b;
  --gray-500: #71717a;
  --gray-400: #a1a1aa;
  --gray-300: #d4d4d8;
  --gray-200: #e4e4e7;
  --gray-100: #f4f4f5;
  --gray-50:  #fafafa;

  --accent-darkened: #451a03;
  --accent-lightened: #fde68a;
}
:root[data-theme="dark"] {
  --accent: #f59e0b;

  --body-background-color: var(--gray-950);
  --sidebar-background-color: var(--gray-950);
  --main-background-color: var(--gray-900);
  --code-block-background-color: var(--gray-800);
  --link-color: var(--accent);
  --sidebar-link-color: var(--gray-400);
  --accent-bg: var(--accent-darkened);
  --text-color: var(--gray-200);
  --main-color: var(--gray-200);
  --text-faded: var(--gray-400);
  --text-muted: var(--gray-500);
  --border: var(--gray-700);
  --search-shadow: 0 24px 64px 0 black;
  --search-btn-background-color: var(--gray-800);

  --code-highlight-comment-color: var(--gray-500);
}
:root[data-theme="light"] {
  --accent: #b45309;

  --body-background-color: var(--gray-200);
  --sidebar-background-color: var(--gray-100);
  --main-background-color: var(--gray-50);
  --code-block-background-color: var(--gray-100);
  --link-color: var(--accent);
  --sidebar-link-color: var(--gray-600);
  --accent-bg: var(--accent-lightened);
  --text-color: var(--gray-900);
  --main-color: var(--gray-900);
  --text-faded: var(--gray-600);
  --text-muted: var(--gray-500);
  --border: var(--gray-300);
  --search-shadow: 0 24px 64px 0 rgba(0,0,0,0.2);
  --search-btn-background-color: var(--gray-300);

  --code-highlight-comment-color: var(--gray-500);
}
.rustdoc, .rustdoc-page {
  max-width: 1440px;
  margin: auto;
}
main {
  background-color: var(--main-background-color);
  padding-left: 3rem;
  padding-right: 3rem;
  padding-top: 1rem;
}
body {
  background-color: var(--body-background-color);
}
.width-limiter {
  margin: auto;
  max-width: 780px;
}
.rustdoc, .rustdoc-page, #crate-search, h1, h2, h3, h4, h5, h6, .sidebar, .mobile-topbar, .search-input, .search-results, .result-name, .item-name > a, .out-of-band, .sub-heading, span.since, a.src, rustdoc-toolbar, summary.hideme, .scraped-example-list, .rustdoc-breadcrumbs, ul.all-items {
  font-family: "Inter", "Helvetica", Arial, sans-serif;
}

.toc {
  width: 192px;
  flex-grow: 0;
  flex-shrink: 0;
  font-size: 0.875rem;
  height: 100vh;
  position: sticky;
  top: 0;
  padding-top: 1rem;
  padding-right: 0.5rem;
  overflow-y: auto;
  background-color: var(--sidebar-background-color);
}
.toc .heading {
  padding-left: var(--sidebar-elems-left-padding);
  margin-bottom: 0.5rem;
}
.toc h3 {
  padding: 0;
  margin: 0;
}
.toc h3 a{
  color: var(--text-color);
}
.toc .block {
  padding-left: 0.5rem;
}
.toc a {
  color: var(--text-faded);
}
.sidebar .rustdoc-breadcrumbs {
  font-size: 1rem;
  font-weight: bold;
  padding-left: var(--sidebar-elems-left-padding);
  color: var(--text-faded);
  margin-bottom: 1rem;
}
.sidebar > .version {
  color: var(--text-faded);
  font-ssize: 0.875rem;
  margin: 1rem 0;
}
.sidebar .search {
  background-color: var(--search-btn-background-color);
  color: var(--text-faded);
  width: calc(100% - 2.5rem);
  border: 0 none black;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  padding: 0.5rem 1rem;
  margin-left: 1.5rem;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  position: sticky;
  top: 8px;
  box-shadow: var(--search-shadow);
}
.sidebar .search .key {
  width: 1.25rem;
  height: 1.25rem;
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.25rem;
  border: 1px solid var(--text-muted);
}
.sidebar .rustdoc-breadcrumbs a:last-child {
  color: var(--text-color);
}
.sidebar .rustdoc-breadcrumbs a:hover {
  background-color: transparent !important;
  text-decoration: underline;
}
.sidebar-elems h3 {
  font-size: 0.875rem;
}
.sidebar-elems a, .sidebar > h2 a {
  padding: 0.125rem 0;
  margin-left: 0;
}
.sidebar-elems {
  padding-left: 0;
}
.sidebar-elems .block {
  margin-bottom: 1.5rem;
}
.sidebar .block a {
  padding-left: 1rem;
}
.sidebar .current,
.sidebar .current a,
.sidebar-crate a.logo-container:hover + h2 a,
.sidebar a:hover:not(.logo-container) {
  color: var(--text-color);
  background: var(--accent-bg);
}
.sidebar-elems h2 {
  display: none;
}
.sidebar-crate {
  border-bottom: 2px solid var(--border);
  margin: 1rem;
  margin-left: var(--sidebar-elems-left-padding);
  padding-bottom: 1rem;
}
.sidebar-crate h2 {
  margin: 0;
}
.sidebar-crate h2 .version {
  color: var(--text-faded);
  font-size: 0.875rem;
}
.sidebar-crate h2 a {
  font-size: 1.25rem;
}
.section-header:not(.structfield) {
  font-size: 1.5rem;
  font-weight: bold;
  border-top: 2px solid var(--border);
  margin-top: 2rem;
  border-top: 2px solid var(--border);
  padding-top: 2.5rem;
}
.item-decl {
  margin-bottom: 2.5rem;
}

.rustdoc-breadcrumbs {
  display: flex;
  gap: 0.25rem;
  color: var(--text-muted);
}
.rustdoc-breadcrumbs wbr {
  display: none;
}
.rustdoc-breadcrumbs a {
  color: var(--text-muted);
}
.main-heading {
  padding-bottom: 0;
  margin: 0;
}
.main-heading h1 {
  font-size: 1.125rem;
  margin-top: 1rem;
  color: var(--text-faded);
}
.main-heading h1 > span {
  font-size: 2rem;
  display: block;
  font-weight: bold;
}
.docblock>*:first-child {
  margin-top: 0 !important;
}
.content h2, .top-doc .docblock > h3, .top-doc .docblock > h4 {
  border-bottom: none;
}
.top-doc .docblock h2 {
  font-size: 1.5rem;
  font-weight: bold;
  margin-bottom: 0;
  margin-top: 2rem;
  padding: 0;
}
.top-doc .docblock h3 {
  line-height: 1.25rem;
  font-size: 1.25rem;
  margin-bottom: 1rem;
  margin-top: 2rem;
  padding-bottom: 0;
  font-weight: bold;
}
.example-wrap {
  margin: 1rem 0;
}
main p {
  margin: 0.75rem 0;
}
.docblock code, .docblock-short code {
  background: none;
}
main .top-doc {
  margin-left: -24px;
}
.code-header {
  color: var(--text-muted);
}
.code-header > *:not(.fn) {
  color: var(--text-faded);
}
.code-header .fn {
  color: var(--accent);
}
.impl > .code-header .trait {
  color: var(--trait-link-color);
}
main p.leading {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
  margin-top: 0.5rem;
}
.impl-items {
  padding-left: 2rem;
}
#trait-implementations-list .impl-items > .toggle:not(:last-child), #synthetic-implementations-list .impl-items > .toggle:not(:last-child), #blanket-implementations-list .impl-items > .toggle:not(:last-child){
  margin: 1.5rem 0;
}
#main-content.hidden {
  display: block !important;
}

#alternative-display rustdoc-toolbar {
  display: none;
}
#alternative-display {
  position: fixed;
  z-index: 100;
  top: 20vh;
  left: 50%;
  transform: translateX(-50%);
  width: 80vw;
  max-width: 800px;
  background: var(--sidebar-background-color);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  padding: 0 1rem;
  box-shadow: var(--search-shadow);
}
#alternative-display #search {
  height: 100%;
  display: flex;
  flex-direction: column;
  height: 720px;
  max-height: 70vh;
}
#alternative-display #search #results {
  flex-shrink: 1;
  height: 0;
  flex-grow: 1;
  overflow-y: scroll;
}
#search #search-tabs {
  margin-bottom: 0;
}
#search .search-results-title {
  margin-top: 0;
}

.width-limiter:has(#alternative-display.hidden) rustdoc-search,
.width-limiter:not(:has(#alternative-display)) rustdoc-search {
}

.width-limiter:has(#alternative-display:not(.hidden)) rustdoc-search,
rustdoc-search:has(:focus) {
  pointer-events: auto !important;
  opacity: 1.0 !important;
}

rustdoc-search {
  position: fixed;
  z-index: 100;
  top: calc(20vh - 3.5rem);
  left: 50%;
  transform: translateX(-50%);
  width: 80vw;
  max-width: 800px;
  pointer-events: none;
  opacity: 0;
}
rustdoc-search .search-input {
  background: var(--main-background-color);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  color: var(--text-color);
  font-size: 1.25rem;
  padding: 0 1rem;
  height: 3rem;
}
nav.sub {
  margin-top: 0;
}

/* TODO */

.code-header .where {
  display: none;
}
#copy-path {
  display: none;
}
.sidebar-resizer {
  display: none;
}
`;

(function() {
    'use strict';

    if(!document.body.classList.contains('rustdoc')
      && !document.body.classList.contains('rustdoc-page')) {
        return;
    }

    GM_addStyle(STYLE);

    const mainContent = document.querySelector("#main-content");
    const title = document.querySelector("#main-content > .main-heading");
    const docblock = document.querySelector(".docblock");

    if(title && docblock) {
        let leading = docblock.firstChild;

        if(leading) {
            if(leading.nodeName == "#text") {
                const leading_text = leading;
                leading = document.createElement("p");
                leading.append(leading_text);
            }

            leading.classList.add("leading");
            mainContent.insertBefore(leading, title.nextSibling);

            if(docblock.children.length == 0) {
                document.querySelector(".top-doc").remove();
            }
        }
    }

    const breadcrumbs = document.querySelector(".rustdoc-breadcrumbs");

    if(breadcrumbs) {
        const path = breadcrumbs.cloneNode(true);

        Array.from(path.childNodes)
            .filter(node => node.nodeName == "WBR")
            .forEach(node => path.removeChild(node));

        const sidebar = document.querySelector(".sidebar");
        const sidebarElems = document.querySelector(".sidebar > .sidebar-elems");
        sidebar.insertBefore(path, sidebarElems);
    }

    const toc_content = document.querySelector("#rustdoc-toc");

    if(toc_content) {
        const rustdoc = document.querySelector(".rustdoc");
        let toc = document.createElement("aside");
        toc.append(toc_content);

        rustdoc.append(toc);
        toc.classList.add("toc");
        toc_content.classList.add("sidebar-elems");
    }

    const sidebarCrate = document.querySelector(".sidebar");
    const h2 = document.querySelector(".sidebar-crate");

    if(sidebarCrate && h2) {
        const search = document.createElement("button");
        search.classList.add("search");

        search.onclick = () => document.querySelector("rustdoc-search .search-input").focus();

        const key = document.createElement("span");
        key.classList.add("key");
        key.append(document.createTextNode("/"));

        search.append(key);
        search.append(document.createTextNode("Search"));
        sidebarCrate.insertBefore(search, h2.nextSibling);
    }
})();