12 lines
25 KiB
JavaScript
12 lines
25 KiB
JavaScript
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"use strict";window.RUSTDOC_TOOLTIP_HOVER_MS=300;window.RUSTDOC_TOOLTIP_HOVER_EXIT_MS=450;function resourcePath(basename,extension){return getVar("root-path")+basename+getVar("resource-suffix")+extension}function hideMain(){addClass(document.getElementById(MAIN_ID),"hidden")}function showMain(){removeClass(document.getElementById(MAIN_ID),"hidden")}function elemIsInParent(elem,parent){while(elem&&elem!==document.body){if(elem===parent){return true}elem=elem.parentElement}return false}function blurHandler(event,parentElem,hideCallback){if(!elemIsInParent(document.activeElement,parentElem)&&!elemIsInParent(event.relatedTarget,parentElem)){hideCallback()}}window.rootPath=getVar("root-path");window.currentCrate=getVar("current-crate");function setMobileTopbar(){const mobileTopbar=document.querySelector(".mobile-topbar");const locationTitle=document.querySelector(".sidebar h2.location");if(mobileTopbar&&locationTitle){const mobileTitle=document.createElement("h2");mobileTitle.innerHTML=locationTitle.innerHTML;mobileTopbar.appendChild(mobileTitle)}}function getVirtualKey(ev){if("key"in ev&&typeof ev.key!=="undefined"){return ev.key}const c=ev.charCode||ev.keyCode;if(c===27){return"Escape"}return String.fromCharCode(c)}const MAIN_ID="main-content";const SETTINGS_BUTTON_ID="settings-menu";const ALTERNATIVE_DISPLAY_ID="alternative-display";const NOT_DISPLAYED_ID="not-displayed";const HELP_BUTTON_ID="help-button";function getSettingsButton(){return document.getElementById(SETTINGS_BUTTON_ID)}function getHelpButton(){return document.getElementById(HELP_BUTTON_ID)}function getNakedUrl(){return window.location.href.split("?")[0].split("#")[0]}function insertAfter(newNode,referenceNode){referenceNode.parentNode.insertBefore(newNode,referenceNode.nextSibling)}function getOrCreateSection(id,classes){let el=document.getElementById(id);if(!el){el=document.createElement("section");el.id=id;el.className=classes;insertAfter(el,document.getElementById(MAIN_ID))}return el}function getAlternativeDisplayElem(){return getOrCreateSection(ALTERNATIVE_DISPLAY_ID,"content hidden")}function getNotDisplayedElem(){return getOrCreateSection(NOT_DISPLAYED_ID,"hidden")}function switchDisplayedElement(elemToDisplay){const el=getAlternativeDisplayElem();if(el.children.length>0){getNotDisplayedElem().appendChild(el.firstElementChild)}if(elemToDisplay===null){addClass(el,"hidden");showMain();return}el.appendChild(elemToDisplay);hideMain();removeClass(el,"hidden")}function browserSupportsHistoryApi(){return window.history&&typeof window.history.pushState==="function"}function preLoadCss(cssUrl){const link=document.createElement("link");link.href=cssUrl;link.rel="preload";link.as="style";document.getElementsByTagName("head")[0].appendChild(link)}(function(){const isHelpPage=window.location.pathname.endsWith("/help.html");function loadScript(url){const script=document.createElement("script");script.src=url;document.head.append(script)}getSettingsButton().onclick=event=>{if(event.ctrlKey||event.altKey||event.metaKey){return}window.hideAllModals(false);addClass(getSettingsButton(),"rotate");event.preventDefault();loadScript(getVar("static-root-path")+getVar("settings-js"));setTimeout(()=>{const themes=getVar("themes").split(",");for(const theme of themes){if(theme!==""){preLoadCss(getVar("root-path")+theme+".css")}}},0)};window.searchState={loadingText:"Loading search results...",input:document.getElementsByClassName("search-input")[0],outputElement:()=>{let el=document.getElementById("search");if(!el){el=document.createElement("section");el.id="search";getNotDisplayedElem().appendChild(el)}return el},title:document.title,titleBeforeSearch:document.title,timeout:null,currentTab:0,focusedByTab:[null,null,null],clearInputTimeout:()=>{if(searchState.timeout!==null){clearTimeout(searchState.timeout);searchState.timeout=null}},isDisplayed:()=>searchState.outputElement().parentElement.id===ALTERNATIVE_DISPLAY_ID,focus:()=>{searchState.input.focus()},defocus:()=>{searchState.input.blur()},showResults:search=>{if(search===null||typeof search==="undefined"){search=searchSt
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<a href="https://doc.rust-lang.org/${channel}/rustdoc/">the rustdoc book</a>.`;const shortcuts=[["?","Show this help dialog"],["S","Focus the search field"],["↑","Move up in search results"],["↓","Move down in search results"],["← / →","Switch result tab (when results focused)"],["⏎","Go to active search result"],["+","Expand all sections"],["-","Collapse all sections"],].map(x=>"<dt>"+x[0].split(" ").map((y,index)=>((index&1)===0?"<kbd>"+y+"</kbd>":" "+y+" ")).join("")+"</dt><dd>"+x[1]+"</dd>").join("");const div_shortcuts=document.createElement("div");addClass(div_shortcuts,"shortcuts");div_shortcuts.innerHTML="<h2>Keyboard Shortcuts</h2><dl>"+shortcuts+"</dl></div>";const infos=[`For a full list of all search features, take a look <a \
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href="https://doc.rust-lang.org/${channel}/rustdoc/how-to-read-rustdoc.html\
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#the-search-interface">here</a>.`,"Prefix searches with a type followed by a colon (e.g., <code>fn:</code>) to \
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restrict the search to a given item kind.","Accepted kinds are: <code>fn</code>, <code>mod</code>, <code>struct</code>, \
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<code>enum</code>, <code>trait</code>, <code>type</code>, <code>macro</code>, \
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and <code>const</code>.","Search functions by type signature (e.g., <code>vec -> usize</code> or \
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<code>-> vec</code> or <code>String, enum:Cow -> bool</code>)","You can look for items with an exact name by putting double quotes around \
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your request: <code>\"string\"</code>","Look for functions that accept or return \
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<a href=\"https://doc.rust-lang.org/std/primitive.slice.html\">slices</a> and \
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<a href=\"https://doc.rust-lang.org/std/primitive.array.html\">arrays</a> by writing \
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square brackets (e.g., <code>-> [u8]</code> or <code>[] -> Option</code>)","Look for items inside another one by searching for a path: <code>vec::Vec</code>",].map(x=>"<p>"+x+"</p>").join("");const div_infos=document.createElement("div");addClass(div_infos,"infos");div_infos.innerHTML="<h2>Search Tricks</h2>"+infos;const rustdoc_version=document.createElement("span");rustdoc_version.className="bottom";const rustdoc_version_code=document.createElement("code");rustdoc_version_code.innerText="rustdoc "+getVar("rustdoc-version");rustdoc_version.appendChild(rustdoc_version_code);const container=document.createElement("div");if(!isHelpPage){container.className="popover"}container.id="help";container.style.display="none";const side_by_side=document.createElement("div");side_by_side.className="side-by-side";side_by_side.appendChild(div_shortcuts);side_by_side.appendChild(div_infos);container.appendChild(book_info);container.appendChild(side_by_side);container.appendChild(rustdoc_version);if(isHelpPage){const help_section=document.createElement("section");help_section.appendChild(container);document.getElementById("main-content").appendChild(help_section);container.style.display="block"}else{const help_button=getHelpButton();help_button.appendChild(container);container.onblur=helpBlurHandler;help_button.onblur=helpBlurHandler;help_button.children[0].onblur=helpBlurHandler}return container}window.hideAllModals=switchFocus=>{hideSidebar();window.hidePopoverMenus();hideTooltip(switchFocus)};window.hidePopoverMenus=()=>{onEachLazy(document.querySelectorAll(".search-form .popover"),elem=>{elem.style.display="none"})};function getHelpMenu(buildNeeded){let menu=getHelpButton().querySelector(".popover");if(!menu&&buildNeeded){menu=buildHelpMenu()}return menu}function showHelp(){getHelpButton().querySelector("a").focus();const menu=getHelpMenu(true);if(menu.style.display==="none"){window.hideAllModals();menu.style.display=""}}if(isHelpPage){showHelp();document.querySelector(`#${HELP_BUTTON_ID} > a`).addEventListener("click",event=>{const target=event.target;if(target.tagName!=="A"||target.parentElement.id!==HELP_BUTTON_ID||event.ctrlKey||event.altKey||event.metaKey){return}event.preventDefault()})}else{document.querySelector(`#${HELP_BUTTON_ID} > a`).addEventListener("click",event=>{const target=event.target;if(target.tagName!=="A"||target.parentElement.id!==HELP_BUTTON_ID||event.ctrlKey||event.altKey||event.metaKey){return}event.preventDefault();const menu=getHelpMenu(true);const shouldShowHelp=menu.style.display==="none";if(shouldShowHelp){showHelp()}else{window.hidePopoverMenus()}})}setMobileTopbar();addSidebarItems();addSidebarCrates();onHashChange(null);window.addEventListener("hashchange",onHashChange);searchState.setup()}());(function(){let reset_button_timeout=null;const but=document.getElementById("copy-path");if(!but){return}but.onclick=()=>{const parent=but.parentElement;const path=[];onEach(parent.childNodes,child=>{if(child.tagName==="A"){path.push(child.textContent)}});const el=document.createElement("textarea");el.value=path.join("::");el.setAttribute("readonly","");el.style.position="absolute";el.style.left="-9999px";document.body.appendChild(el);el.select();document.execCommand("copy");document.body.removeChild(el);but.children[0].style.display="none";let tmp;if(but.childNodes.length<2){tmp=document.createTextNode("✓");but.appendChild(tmp)}else{onEachLazy(but.childNodes,e=>{if(e.nodeType===Node.TEXT_NODE){tmp=e;return true}});tmp.textContent="✓"}if(reset_button_timeout!==null){window.clearTimeout(reset_button_timeout)}function reset_button(){tmp.textContent="";reset_button_timeout=null;but.children[0].style.display=""}reset_button_timeout=window.setTimeout(reset_button,1000)}}())
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