diff options
| author | Guillaume Gomez <guillaume1.gomez@gmail.com> | 2018-11-16 16:31:07 +0100 |
|---|---|---|
| committer | Guillaume Gomez <guillaume1.gomez@gmail.com> | 2018-12-06 23:34:35 +0100 |
| commit | edfe2a893e2ca1330c4fe422d61214f6cb2144f0 (patch) | |
| tree | 4b813d8571e45f6c90b2ea2c3826d413fdccbaa3 /src/librustdoc/html/static/main.js | |
| parent | 118e052d84157a675649fe640e3d56f264475a3a (diff) | |
| download | rust-edfe2a893e2ca1330c4fe422d61214f6cb2144f0.tar.gz rust-edfe2a893e2ca1330c4fe422d61214f6cb2144f0.zip | |
Greatly improve rustdoc rendering speed issues
Diffstat (limited to 'src/librustdoc/html/static/main.js')
| -rw-r--r-- | src/librustdoc/html/static/main.js | 1084 |
1 files changed, 587 insertions, 497 deletions
diff --git a/src/librustdoc/html/static/main.js b/src/librustdoc/html/static/main.js index 1869969a530..76ef47e1097 100644 --- a/src/librustdoc/html/static/main.js +++ b/src/librustdoc/html/static/main.js @@ -30,6 +30,27 @@ if (!String.prototype.endsWith) { }; } +if (!DOMTokenList.prototype.add) { + DOMTokenList.prototype.add = function(className) { + if (className && !hasClass(this, className)) { + if (this.className && this.className.length > 0) { + this.className += " " + className; + } else { + this.className = className; + } + } + }; +} + +if (!DOMTokenList.prototype.remove) { + DOMTokenList.prototype.remove = function(className) { + if (className && this.className) { + this.className = (" " + this.className + " ").replace(" " + className + " ", " ") + .trim(); + } + }; +} + (function() { "use strict"; @@ -61,7 +82,9 @@ if (!String.prototype.endsWith) { "attr", "derive"]; - var search_input = document.getElementsByClassName('search-input')[0]; + var start = Date.now(); + + var search_input = document.getElementsByClassName("search-input")[0]; // On the search screen, so you remain on the last tab you opened. // @@ -75,9 +98,9 @@ if (!String.prototype.endsWith) { var titleBeforeSearch = document.title; function getPageId() { - var id = document.location.href.split('#')[1]; + var id = document.location.href.split("#")[1]; if (id) { - return id.split('?')[0].split('&')[0]; + return id.split("?")[0].split("&")[0]; } return null; } @@ -87,9 +110,9 @@ if (!String.prototype.endsWith) { if (elems) { addClass(elems, "show-it"); } - var sidebar = document.getElementsByClassName('sidebar')[0]; + var sidebar = document.getElementsByClassName("sidebar")[0]; if (sidebar) { - addClass(sidebar, 'mobile'); + addClass(sidebar, "mobile"); var filler = document.getElementById("sidebar-filler"); if (!filler) { var div = document.createElement("div"); @@ -108,13 +131,13 @@ if (!String.prototype.endsWith) { if (elems) { removeClass(elems, "show-it"); } - var sidebar = document.getElementsByClassName('sidebar')[0]; - removeClass(sidebar, 'mobile'); + var sidebar = document.getElementsByClassName("sidebar")[0]; + removeClass(sidebar, "mobile"); var filler = document.getElementById("sidebar-filler"); if (filler) { filler.remove(); } - document.getElementsByTagName("body")[0].style.marginTop = ''; + document.getElementsByTagName("body")[0].style.marginTop = ""; var themePicker = document.getElementsByClassName("theme-picker"); if (themePicker && themePicker.length > 0) { themePicker[0].style.display = null; @@ -125,10 +148,12 @@ if (!String.prototype.endsWith) { var TY_PRIMITIVE = itemTypes.indexOf("primitive"); var TY_KEYWORD = itemTypes.indexOf("keyword"); - onEach(document.getElementsByClassName('js-only'), function(e) { - removeClass(e, 'js-only'); + onEach(document.getElementsByClassName("js-only"), function(e) { + removeClass(e, "js-only"); }); + console.log('1', Date.now() - start); + function getQueryStringParams() { var params = {}; window.location.search.substring(1).split("&"). @@ -148,13 +173,14 @@ if (!String.prototype.endsWith) { function highlightSourceLines(ev) { // If we're in mobile mode, we should add the sidebar in any case. hideSidebar(); + var elem; var search = document.getElementById("search"); var i, from, to, match = window.location.hash.match(/^#?(\d+)(?:-(\d+))?$/); if (match) { from = parseInt(match[1], 10); to = Math.min(50000, parseInt(match[2] || match[1], 10)); from = Math.min(from, to); - var elem = document.getElementById(from); + elem = document.getElementById(from); if (!elem) { return; } @@ -164,22 +190,22 @@ if (!String.prototype.endsWith) { x.scrollIntoView(); } } - onEach(document.getElementsByClassName('line-numbers'), function(e) { - onEach(e.getElementsByTagName('span'), function(i_e) { - removeClass(i_e, 'line-highlighted'); + onEach(document.getElementsByClassName("line-numbers"), function(e) { + onEach(e.getElementsByTagName("span"), function(i_e) { + removeClass(i_e, "line-highlighted"); }); }); for (i = from; i <= to; ++i) { - addClass(document.getElementById(i), 'line-highlighted'); + addClass(document.getElementById(i), "line-highlighted"); } } else if (ev !== null && search && !hasClass(search, "hidden") && ev.newURL) { addClass(search, "hidden"); removeClass(document.getElementById("main"), "hidden"); - var hash = ev.newURL.slice(ev.newURL.indexOf('#') + 1); + var hash = ev.newURL.slice(ev.newURL.indexOf("#") + 1); if (browserSupportsHistoryApi()) { history.replaceState(hash, "", "?search=#" + hash); } - var elem = document.getElementById(hash); + elem = document.getElementById(hash); if (elem) { elem.scrollIntoView(); } @@ -190,7 +216,7 @@ if (!String.prototype.endsWith) { var elem = document.getElementById(id); if (elem && isHidden(elem)) { var h3 = elem.parentNode.previousSibling; - if (h3 && h3.tagName !== 'H3') { + if (h3 && h3.tagName !== "H3") { h3 = h3.previousSibling; // skip div.docblock } @@ -207,6 +233,8 @@ if (!String.prototype.endsWith) { highlightSourceLines(null); window.onhashchange = highlightSourceLines; + console.log('2', Date.now() - start); + // Gets the human-readable string for the virtual-key code of the // given KeyboardEvent, ev. // @@ -236,7 +264,7 @@ if (!String.prototype.endsWith) { removeClass(help, "hidden"); addClass(document.body, "blur"); } - } else if (!hasClass(help, "hidden")) { + } else if (hasClass(help, "hidden") === false) { ev.preventDefault(); addClass(help, "hidden"); removeClass(document.body, "blur"); @@ -246,9 +274,9 @@ if (!String.prototype.endsWith) { function handleEscape(ev, help) { hideModal(); var search = document.getElementById("search"); - if (!hasClass(help, "hidden")) { + if (hasClass(help, "hidden") === false) { displayHelp(false, ev); - } else if (!hasClass(search, "hidden")) { + } else if (hasClass(search, "hidden") === false) { ev.preventDefault(); addClass(search, "hidden"); removeClass(document.getElementById("main"), "hidden"); @@ -305,26 +333,27 @@ if (!String.prototype.endsWith) { if (elem && elem.tagName === tagName) { return elem; } - } while (elem = elem.parentNode); + elem = elem.parentNode; + } while (elem); return null; } document.onkeypress = handleShortcut; document.onkeydown = handleShortcut; document.onclick = function(ev) { - if (hasClass(ev.target, 'collapse-toggle')) { + if (hasClass(ev.target, "collapse-toggle")) { collapseDocs(ev.target, "toggle"); - } else if (hasClass(ev.target.parentNode, 'collapse-toggle')) { + } else if (hasClass(ev.target.parentNode, "collapse-toggle")) { collapseDocs(ev.target.parentNode, "toggle"); - } else if (ev.target.tagName === 'SPAN' && hasClass(ev.target.parentNode, 'line-numbers')) { + } else if (ev.target.tagName === "SPAN" && hasClass(ev.target.parentNode, "line-numbers")) { var prev_id = 0; var set_fragment = function(name) { if (browserSupportsHistoryApi()) { - history.replaceState(null, null, '#' + name); + history.replaceState(null, null, "#" + name); window.hashchange(); } else { - location.replace('#' + name); + location.replace("#" + name); } }; @@ -337,31 +366,31 @@ if (!String.prototype.endsWith) { cur_id = tmp; } - set_fragment(prev_id + '-' + cur_id); + set_fragment(prev_id + "-" + cur_id); } else { prev_id = cur_id; set_fragment(cur_id); } - } else if (!hasClass(document.getElementById("help"), "hidden")) { + } else if (hasClass(document.getElementById("help"), "hidden") === false) { addClass(document.getElementById("help"), "hidden"); removeClass(document.body, "blur"); } else { // Making a collapsed element visible on onhashchange seems // too late - var a = findParentElement(ev.target, 'A'); + var a = findParentElement(ev.target, "A"); if (a && a.hash) { - expandSection(a.hash.replace(/^#/, '')); + expandSection(a.hash.replace(/^#/, "")); } } }; - var x = document.getElementsByClassName('version-selector'); + var x = document.getElementsByClassName("version-selector"); if (x.length > 0) { x[0].onchange = function() { var i, match, url = document.location.href, - stripped = '', + stripped = "", len = rootPath.match(/\.\.\//g).length + 1; for (i = 0; i < len; ++i) { @@ -372,12 +401,14 @@ if (!String.prototype.endsWith) { url = url.substring(0, url.length - match[0].length); } - url += '/' + document.getElementsByClassName('version-selector')[0].value + stripped; + url += "/" + document.getElementsByClassName("version-selector")[0].value + stripped; document.location.href = url; }; } + console.log('3', Date.now() - start); + /** * A function to compute the Levenshtein distance between two strings * Licensed under the Creative Commons Attribution-ShareAlike 3.0 Unported @@ -428,7 +459,7 @@ if (!String.prototype.endsWith) { // where you start trying to do a search, and the index loads, and // suddenly your search is gone! if (search_input.value === "") { - search_input.value = params.search || ''; + search_input.value = params.search || ""; } /** @@ -441,7 +472,8 @@ if (!String.prototype.endsWith) { */ function execQuery(query, searchWords, filterCrates) { function itemTypeFromName(typename) { - for (var i = 0; i < itemTypes.length; ++i) { + var length = itemTypes.length; + for (var i = 0; i < length; ++i) { if (itemTypes[i] === typename) { return i; } @@ -455,7 +487,8 @@ if (!String.prototype.endsWith) { results = {}, results_in_args = {}, results_returned = {}, split = valLower.split("::"); - for (var z = 0; z < split.length; ++z) { + var length = split.length; + for (var z = 0; z < length; ++z) { if (split[z] === "") { split.splice(z, 1); z -= 1; @@ -464,7 +497,8 @@ if (!String.prototype.endsWith) { function transformResults(results, isType) { var out = []; - for (i = 0; i < results.length; ++i) { + var length = results.length; + for (var i = 0; i < length; ++i) { if (results[i].id > -1) { var obj = searchIndex[results[i].id]; obj.lev = results[i].lev; @@ -473,7 +507,7 @@ if (!String.prototype.endsWith) { obj.displayPath = pathSplitter(res[0]); obj.fullPath = obj.displayPath + obj.name; // To be sure than it some items aren't considered as duplicate. - obj.fullPath += '|' + obj.ty; + obj.fullPath += "|" + obj.ty; obj.href = res[1]; out.push(obj); if (out.length >= MAX_RESULTS) { @@ -493,8 +527,9 @@ if (!String.prototype.endsWith) { } } results = ar; + var i; var nresults = results.length; - for (var i = 0; i < nresults; ++i) { + for (i = 0; i < nresults; ++i) { results[i].word = searchWords[results[i].id]; results[i].item = searchIndex[results[i].id] || {}; } @@ -552,8 +587,8 @@ if (!String.prototype.endsWith) { } // sort by description (no description goes later) - a = (aaa.item.desc === ''); - b = (bbb.item.desc === ''); + a = (aaa.item.desc === ""); + b = (bbb.item.desc === ""); if (a !== b) { return a - b; } // sort by type (later occurrence in `itemTypes` goes later) @@ -570,7 +605,8 @@ if (!String.prototype.endsWith) { return 0; }); - for (var i = 0; i < results.length; ++i) { + var length = results.length; + for (i = 0; i < length; ++i) { var result = results[i]; // this validation does not make sense when searching by types @@ -592,10 +628,10 @@ if (!String.prototype.endsWith) { function extractGenerics(val) { val = val.toLowerCase(); - if (val.indexOf('<') !== -1) { - var values = val.substring(val.indexOf('<') + 1, val.lastIndexOf('>')); + if (val.indexOf("<") !== -1) { + var values = val.substring(val.indexOf("<") + 1, val.lastIndexOf(">")); return { - name: val.substring(0, val.indexOf('<')), + name: val.substring(0, val.indexOf("<")), generics: values.split(/\s*,\s*/), }; } @@ -617,9 +653,11 @@ if (!String.prototype.endsWith) { var done = 0; // We need to find the type that matches the most to remove it in order // to move forward. - for (var y = 0; y < val.generics.length; ++y) { + var vlength = val.generics.length; + for (var y = 0; y < vlength; ++y) { var lev = { pos: -1, lev: MAX_LEV_DISTANCE + 1}; - for (var x = 0; x < elems.length; ++x) { + var elength = elems.length; + for (var x = 0; x < elength; ++x) { var tmp_lev = levenshtein(elems[x], val.generics[y]); if (tmp_lev < lev.lev) { lev.lev = tmp_lev; @@ -644,6 +682,7 @@ if (!String.prototype.endsWith) { // Check for type name and type generics (if any). function checkType(obj, val, literalSearch) { var lev_distance = MAX_LEV_DISTANCE + 1; + var x; if (obj[NAME] === val.name) { if (literalSearch === true) { if (val.generics && val.generics.length !== 0) { @@ -651,7 +690,6 @@ if (!String.prototype.endsWith) { obj[GENERICS_DATA].length >= val.generics.length) { var elems = obj[GENERICS_DATA].slice(0); var allFound = true; - var x; for (var y = 0; allFound === true && y < val.generics.length; ++y) { allFound = false; @@ -685,7 +723,8 @@ if (!String.prototype.endsWith) { // Names didn't match so let's check if one of the generic types could. if (literalSearch === true) { if (obj.length > GENERICS_DATA && obj[GENERICS_DATA].length > 0) { - for (var x = 0; x < obj[GENERICS_DATA].length; ++x) { + var length = obj[GENERICS_DATA].length; + for (x = 0; x < length; ++x) { if (obj[GENERICS_DATA][x] === val.name) { return true; } @@ -693,13 +732,13 @@ if (!String.prototype.endsWith) { } return false; } - var lev_distance = Math.min(levenshtein(obj[NAME], val.name), - lev_distance); + lev_distance = Math.min(levenshtein(obj[NAME], val.name), lev_distance); if (lev_distance <= MAX_LEV_DISTANCE) { lev_distance = Math.min(checkGenerics(obj, val), lev_distance); } else if (obj.length > GENERICS_DATA && obj[GENERICS_DATA].length > 0) { // We can check if the type we're looking for is inside the generics! - for (var x = 0; x < obj[GENERICS_DATA].length; ++x) { + var olength = obj[GENERICS_DATA].length; + for (x = 0; x < olength; ++x) { lev_distance = Math.min(levenshtein(obj[GENERICS_DATA][x], val.name), lev_distance); } @@ -714,7 +753,8 @@ if (!String.prototype.endsWith) { if (obj && obj.type && obj.type[INPUTS_DATA] && obj.type[INPUTS_DATA].length > 0) { - for (var i = 0; i < obj.type[INPUTS_DATA].length; i++) { + var length = obj.type[INPUTS_DATA].length; + for (var i = 0; i < length; i++) { var tmp = checkType(obj.type[INPUTS_DATA][i], val, literalSearch); if (literalSearch === true && tmp === true) { return true; @@ -755,16 +795,18 @@ if (!String.prototype.endsWith) { path.push(ty.parent.name.toLowerCase()); } - if (contains.length > path.length) { + var length = path.length; + var clength = contains.length; + if (clength > length) { return MAX_LEV_DISTANCE + 1; } - for (var i = 0; i < path.length; ++i) { - if (i + contains.length > path.length) { + for (var i = 0; i < length; ++i) { + if (i + clength > length) { break; } var lev_total = 0; var aborted = false; - for (var x = 0; x < contains.length; ++x) { + for (var x = 0; x < clength; ++x) { var lev = levenshtein(path[i + x], contains[x]); if (lev > MAX_LEV_DISTANCE) { aborted = true; @@ -773,7 +815,7 @@ if (!String.prototype.endsWith) { lev_total += lev; } if (aborted === false) { - ret_lev = Math.min(ret_lev, Math.round(lev_total / contains.length)); + ret_lev = Math.min(ret_lev, Math.round(lev_total / clength)); } } return ret_lev; @@ -810,18 +852,23 @@ if (!String.prototype.endsWith) { // quoted values mean literal search var nSearchWords = searchWords.length; + var i; + var ty; + var fullId; + var returned; + var in_args; if ((val.charAt(0) === "\"" || val.charAt(0) === "'") && val.charAt(val.length - 1) === val.charAt(0)) { val = extractGenerics(val.substr(1, val.length - 2)); - for (var i = 0; i < nSearchWords; ++i) { + for (i = 0; i < nSearchWords; ++i) { if (filterCrates !== undefined && searchIndex[i].crate !== filterCrates) { continue; } - var in_args = findArg(searchIndex[i], val, true); - var returned = checkReturned(searchIndex[i], val, true); - var ty = searchIndex[i]; - var fullId = generateId(ty); + in_args = findArg(searchIndex[i], val, true); + returned = checkReturned(searchIndex[i], val, true); + ty = searchIndex[i]; + fullId = generateId(ty); if (searchWords[i] === val.name) { // filter type: ... queries @@ -866,27 +913,27 @@ if (!String.prototype.endsWith) { var input = parts[0]; // sort inputs so that order does not matter var inputs = input.split(",").map(trimmer).sort(); - for (var i = 0; i < inputs.length; ++i) { + for (i = 0; i < inputs.length; ++i) { inputs[i] = extractGenerics(inputs[i]); } var output = extractGenerics(parts[1]); - for (var i = 0; i < nSearchWords; ++i) { + for (i = 0; i < nSearchWords; ++i) { if (filterCrates !== undefined && searchIndex[i].crate !== filterCrates) { continue; } var type = searchIndex[i].type; - var ty = searchIndex[i]; + ty = searchIndex[i]; if (!type) { continue; } - var fullId = generateId(ty); + fullId = generateId(ty); // allow searching for void (no output) functions as well var typeOutput = type.length > OUTPUT_DATA ? type[OUTPUT_DATA].name : ""; - var returned = checkReturned(ty, output, true); + returned = checkReturned(ty, output, true); if (output.name === "*" || returned === true) { - var in_args = false; + in_args = false; var module = false; if (input === "*") { @@ -946,14 +993,16 @@ if (!String.prototype.endsWith) { var contains = paths.slice(0, paths.length > 1 ? paths.length - 1 : 1); for (j = 0; j < nSearchWords; ++j) { - var ty = searchIndex[j]; + var lev; + var lev_distance; + ty = searchIndex[j]; if (!ty || (filterCrates !== undefined && ty.crate !== filterCrates)) { continue; } var lev_distance; var lev_add = 0; if (paths.length > 1) { - var lev = checkPath(contains, paths[paths.length - 1], ty); + lev = checkPath(contains, paths[paths.length - 1], ty); if (lev > MAX_LEV_DISTANCE) { continue; } else if (lev > 0) { @@ -961,12 +1010,12 @@ if (!String.prototype.endsWith) { } } - var returned = MAX_LEV_DISTANCE + 1; - var in_args = MAX_LEV_DISTANCE + 1; + returned = MAX_LEV_DISTANCE + 1; + in_args = MAX_LEV_DISTANCE + 1; var index = -1; // we want lev results to go lower than others - var lev = MAX_LEV_DISTANCE + 1; - var fullId = generateId(ty); + lev = MAX_LEV_DISTANCE + 1; + fullId = generateId(ty); if (searchWords[j].indexOf(split[i]) > -1 || searchWords[j].indexOf(val) > -1 || @@ -1042,14 +1091,14 @@ if (!String.prototype.endsWith) { } var ret = { - 'in_args': sortResults(results_in_args, true), - 'returned': sortResults(results_returned, true), - 'others': sortResults(results), + "in_args": sortResults(results_in_args, true), + "returned": sortResults(results_returned, true), + "others": sortResults(results), }; if (ALIASES && ALIASES[window.currentCrate] && ALIASES[window.currentCrate][query.raw]) { var aliases = ALIASES[window.currentCrate][query.raw]; - for (var i = 0; i < aliases.length; ++i) { + for (i = 0; i < aliases.length; ++i) { aliases[i].is_alias = true; aliases[i].alias = query.raw; aliases[i].path = aliases[i].p; @@ -1057,9 +1106,9 @@ if (!String.prototype.endsWith) { aliases[i].displayPath = pathSplitter(res[0]); aliases[i].fullPath = aliases[i].displayPath + aliases[i].name; aliases[i].href = res[1]; - ret['others'].unshift(aliases[i]); - if (ret['others'].length > MAX_RESULTS) { - ret['others'].pop(); + retothers.unshift(aliases[i]); + if (ret.others.length > MAX_RESULTS) { + ret.others.pop(); } } } @@ -1106,7 +1155,7 @@ if (!String.prototype.endsWith) { matches = query.match(/^(fn|mod|struct|enum|trait|type|const|macro)\s*:\s*/i); if (matches) { - type = matches[1].replace(/^const$/, 'constant'); + type = matches[1].replace(/^const$/, "constant"); query = query.substring(matches[0].length); } @@ -1124,38 +1173,38 @@ if (!String.prototype.endsWith) { var click_func = function(e) { var el = e.target; // to retrieve the real "owner" of the event. - while (el.tagName !== 'TR') { + while (el.tagName !== "TR") { el = el.parentNode; } - var dst = e.target.getElementsByTagName('a'); + var dst = e.target.getElementsByTagName("a"); if (dst.length < 1) { return; } dst = dst[0]; if (window.location.pathname === dst.pathname) { - addClass(document.getElementById('search'), 'hidden'); - removeClass(document.getElementById('main'), 'hidden'); + addClass(document.getElementById("search"), "hidden"); + removeClass(document.getElementById("main"), "hidden"); document.location.href = dst.href; } }; var mouseover_func = function(e) { var el = e.target; // to retrieve the real "owner" of the event. - while (el.tagName !== 'TR') { + while (el.tagName !== "TR") { el = el.parentNode; } clearTimeout(hoverTimeout); hoverTimeout = setTimeout(function() { - onEach(document.getElementsByClassName('search-results'), function(e) { - onEach(e.getElementsByClassName('result'), function(i_e) { - removeClass(i_e, 'highlighted'); + onEach(document.getElementsByClassName("search-results"), function(e) { + onEach(e.getElementsByClassName("result"), function(i_e) { + removeClass(i_e, "highlighted"); }); }); - addClass(el, 'highlighted'); + addClass(el, "highlighted"); }, 20); }; - onEach(document.getElementsByClassName('search-results'), function(e) { - onEach(e.getElementsByClassName('result'), function(i_e) { + onEach(document.getElementsByClassName("search-results"), function(e) { + onEach(e.getElementsByClassName("result"), function(i_e) { i_e.onclick = click_func; i_e.onmouseover = mouseover_func; }); @@ -1167,8 +1216,8 @@ if (!String.prototype.endsWith) { var actives = [[], [], []]; // "current" is used to know which tab we're looking into. var current = 0; - onEach(document.getElementsByClassName('search-results'), function(e) { - onEach(e.getElementsByClassName('highlighted'), function(e) { + onEach(document.getElementsByClassName("search-results"), function(e) { + onEach(e.getElementsByClassName("highlighted"), function(e) { actives[current].push(e); }); current += 1; @@ -1180,25 +1229,25 @@ if (!String.prototype.endsWith) { return; } - addClass(actives[currentTab][0].previousElementSibling, 'highlighted'); - removeClass(actives[currentTab][0], 'highlighted'); + addClass(actives[currentTab][0].previousElementSibling, "highlighted"); + removeClass(actives[currentTab][0], "highlighted"); } else if (e.which === 40) { // down if (!actives[currentTab].length) { - var results = document.getElementsByClassName('search-results'); + var results = document.getElementsByClassName("search-results"); if (results.length > 0) { - var res = results[currentTab].getElementsByClassName('result'); + var res = results[currentTab].getElementsByClassName("result"); if (res.length > 0) { - addClass(res[0], 'highlighted'); + addClass(res[0], "highlighted"); } } } else if (actives[currentTab][0].nextElementSibling) { - addClass(actives[currentTab][0].nextElementSibling, 'highlighted'); - removeClass(actives[currentTab][0], 'highlighted'); + addClass(actives[currentTab][0].nextElementSibling, "highlighted"); + removeClass(actives[currentTab][0], "highlighted"); } } else if (e.which === 13) { // return if (actives[currentTab].length) { document.location.href = - actives[currentTab][0].getElementsByTagName('a')[0].href; + actives[currentTab][0].getElementsByTagName("a")[0].href; } } else if (e.which === 9) { // tab if (e.shiftKey) { @@ -1210,11 +1259,11 @@ if (!String.prototype.endsWith) { } else if (e.which === 16) { // shift // Does nothing, it's just to avoid losing "focus" on the highlighted element. } else if (e.which === 27) { // escape - removeClass(actives[currentTab][0], 'highlighted'); - search_input.value = ''; + removeClass(actives[currentTab][0], "highlighted"); + search_input.value = ""; defocusSearchBar(); } else if (actives[currentTab].length > 0) { - removeClass(actives[currentTab][0], 'highlighted'); + removeClass(actives[currentTab][0], "highlighted"); } }; } @@ -1225,46 +1274,46 @@ if (!String.prototype.endsWith) { var type = itemTypes[item.ty]; var name = item.name; - if (type === 'mod') { - displayPath = item.path + '::'; - href = rootPath + item.path.replace(/::/g, '/') + '/' + - name + '/index.html'; + if (type === "mod") { + displayPath = item.path + "::"; + href = rootPath + item.path.replace(/::/g, "/") + "/" + + name + "/index.html"; } else if (type === "primitive" || type === "keyword") { displayPath = ""; - href = rootPath + item.path.replace(/::/g, '/') + - '/' + type + '.' + name + '.html'; + href = rootPath + item.path.replace(/::/g, "/") + + "/" + type + "." + name + ".html"; } else if (type === "externcrate") { displayPath = ""; - href = rootPath + name + '/index.html'; + href = rootPath + name + "/index.html"; } else if (item.parent !== undefined) { var myparent = item.parent; - var anchor = '#' + type + '.' + name; + var anchor = "#" + type + "." + name; var parentType = itemTypes[myparent.ty]; if (parentType === "primitive") { - displayPath = myparent.name + '::'; + displayPath = myparent.name + "::"; } else { - displayPath = item.path + '::' + myparent.name + '::'; + displayPath = item.path + "::" + myparent.name + "::"; } - href = rootPath + item.path.replace(/::/g, '/') + - '/' + parentType + - '.' + myparent.name + - '.html' + anchor; + href = rootPath + item.path.replace(/::/g, "/") + + "/" + parentType + + "." + myparent.name + + ".html" + anchor; } else { - displayPath = item.path + '::'; - href = rootPath + item.path.replace(/::/g, '/') + - '/' + type + '.' + name + '.html'; + displayPath = item.path + "::"; + href = rootPath + item.path.replace(/::/g, "/") + + "/" + type + "." + name + ".html"; } return [displayPath, href]; } function escape(content) { - var h1 = document.createElement('h1'); + var h1 = document.createElement("h1"); h1.textContent = content; return h1.innerHTML; } function pathSplitter(path) { - var tmp = '<span>' + path.replace(/::/g, '::</span><span>'); + var tmp = "<span>" + path.replace(/::/g, "::</span><span>"); if (tmp.endsWith("<span>")) { return tmp.slice(0, tmp.length - 6); } @@ -1272,16 +1321,16 @@ if (!String.prototype.endsWith) { } function addTab(array, query, display) { - var extraStyle = ''; + var extraStyle = ""; if (display === false) { - extraStyle = ' style="display: none;"'; + extraStyle = " style=\"display: none;\""; } - var output = ''; + var output = ""; var duplicates = {}; var length = 0; if (array.length > 0) { - output = '<table class="search-results"' + extraStyle + '>'; + output = "<table class=\"search-results\"" + extraStyle + ">"; array.forEach(function(item) { var name, type; @@ -1297,50 +1346,50 @@ if (!String.prototype.endsWith) { } length += 1; - output += '<tr class="' + type + ' result"><td>' + - '<a href="' + item.href + '">' + + output += "<tr class=\"" + type + " result\"><td>" + + "<a href=\"" + item.href + "\">" + (item.is_alias === true ? - ('<span class="alias"><b>' + item.alias + ' </b></span><span ' + - 'class="grey"><i> - see </i></span>') : '') + - item.displayPath + '<span class="' + type + '">' + - name + '</span></a></td><td>' + - '<a href="' + item.href + '">' + - '<span class="desc">' + escape(item.desc) + - ' </span></a></td></tr>'; + ("<span class=\"alias\"><b>" + item.alias + " </b></span><span " + + "class=\"grey\"><i> - see </i></span>") : "") + + item.displayPath + "<span class=\"" + type + "\">" + + name + "</span></a></td><td>" + + "<a href=\"" + item.href + "\">" + + "<span class=\"desc\">" + escape(item.desc) + + " </span></a></td></tr>"; }); - output += '</table>'; + output += "</table>"; } else { - output = '<div class="search-failed"' + extraStyle + '>No results :(<br/>' + - 'Try on <a href="https://duckduckgo.com/?q=' + - encodeURIComponent('rust ' + query.query) + - '">DuckDuckGo</a>?<br/><br/>' + - 'Or try looking in one of these:<ul><li>The <a ' + - 'href="https://doc.rust-lang.org/reference/index.html">Rust Reference</a> for' + - ' technical details about the language.</li><li><a ' + - 'href="https://doc.rust-lang.org/rust-by-example/index.html">Rust By Example' + - '</a> for expository code examples.</a></li><li>The <a ' + - 'href="https://doc.rust-lang.org/book/index.html">Rust Book</a> for ' + - 'introductions to language features and the language itself.</li><li><a ' + - 'href="https://docs.rs">Docs.rs</a> for documentation of crates released on ' + - '<a href="https://crates.io/">crates.io</a>.</li></ul></div>'; + output = "<div class=\"search-failed\"" + extraStyle + ">No results :(<br/>" + + "Try on <a href=\"https://duckduckgo.com/?q=" + + encodeURIComponent("rust " + query.query) + + "\">DuckDuckGo</a>?<br/><br/>" + + "Or try looking in one of these:<ul><li>The <a " + + "href=\"https://doc.rust-lang.org/reference/index.html\">Rust Reference</a> " + + " for technical details about the language.</li><li><a " + + "href=\"https://doc.rust-lang.org/rust-by-example/index.html\">Rust By " + + "Example</a> for expository code examples.</a></li><li>The <a " + + "href=\"https://doc.rust-lang.org/book/index.html\">Rust Book</a> for " + + "introductions to language features and the language itself.</li><li><a " + + "href=\"https://docs.rs\">Docs.rs</a> for documentation of crates released on" + + " <a href=\"https://crates.io/\">crates.io</a>.</li></ul></div>"; } return [output, length]; } function makeTabHeader(tabNb, text, nbElems) { if (currentTab === tabNb) { - return '<div class="selected">' + text + - ' <div class="count">(' + nbElems + ')</div></div>'; + return "<div class=\"selected\">" + text + + " <div class=\"count\">(" + nbElems + ")</div></div>"; } - return '<div>' + text + ' <div class="count">(' + nbElems + ')</div></div>'; + return "<div>" + text + " <div class=\"count\">(" + nbElems + ")</div></div>"; } - function showResults(results, filterCrates) { - if (results['others'].length === 1 && - getCurrentValue('rustdoc-go-to-only-result') === "true") { - var elem = document.createElement('a'); - elem.href = results['others'][0].href; - elem.style.display = 'none'; + function showResults(results) { + if (results.others.length === 1 && + getCurrentValue("rustdoc-go-to-only-result") === "true") { + var elem = document.createElement("a"); + elem.href = results.others[0].href; + elem.style.display = "none"; // For firefox, we need the element to be in the DOM so it can be clicked. document.body.appendChild(elem); elem.click(); @@ -1349,39 +1398,34 @@ if (!String.prototype.endsWith) { currentResults = query.id; - var ret_others = addTab(results['others'], query); - var ret_in_args = addTab(results['in_args'], query, false); - var ret_returned = addTab(results['returned'], query, false); + var ret_others = addTab(results.others, query); + var ret_in_args = addTab(results.in_args, query, false); + var ret_returned = addTab(results.returned, query, false); - var filter = ""; - if (filterCrates !== undefined) { - filter = " (in <b>" + filterCrates + "</b> crate)"; - } - - var output = '<h1>Results for ' + escape(query.query) + - (query.type ? ' (type: ' + escape(query.type) + ')' : '') + filter + '</h1>' + - '<div id="titles">' + + var output = "<h1>Results for " + escape(query.query) + + (query.type ? " (type: " + escape(query.type) + ")" : "") + "</h1>" + + "<div id=\"titles\">" + makeTabHeader(0, "In Names", ret_others[1]) + makeTabHeader(1, "In Parameters", ret_in_args[1]) + makeTabHeader(2, "In Return Types", ret_returned[1]) + - '</div><div id="results">' + - ret_others[0] + ret_in_args[0] + ret_returned[0] + '</div>'; + "</div><div id=\"results\">" + + ret_others[0] + ret_in_args[0] + ret_returned[0] + "</div>"; - addClass(document.getElementById('main'), 'hidden'); - var search = document.getElementById('search'); - removeClass(search, 'hidden'); + addClass(document.getElementById("main"), "hidden"); + var search = document.getElementById("search"); + removeClass(search, "hidden"); search.innerHTML = output; - var tds = search.getElementsByTagName('td'); + var tds = search.getElementsByTagName("td"); var td_width = 0; if (tds.length > 0) { td_width = tds[0].offsetWidth; } var width = search.offsetWidth - 40 - td_width; - onEach(search.getElementsByClassName('desc'), function(e) { - e.style.width = width + 'px'; + onEach(search.getElementsByClassName("desc"), function(e) { + e.style.width = width + "px"; }); initSearchNav(); - var elems = document.getElementById('titles').childNodes; + var elems = document.getElementById("titles").childNodes; elems[0].onclick = function() { printTab(0); }; elems[1].onclick = function() { printTab(1); }; elems[2].onclick = function() { printTab(2); }; @@ -1389,74 +1433,74 @@ if (!String.prototype.endsWith) { } function execSearch(query, searchWords, filterCrates) { + function getSmallest(arrays, positions, notDuplicates) { + var start = null; + + for (var it = 0; it < positions.length; ++it) { + if (arrays[it].length > positions[it] && + (start === null || start > arrays[it][positions[it]].lev) && + !notDuplicates[arrays[it][positions[it]].fullPath]) { + start = arrays[it][positions[it]].lev; + } + } + return start; + } + + function mergeArrays(arrays) { + var ret = []; + var positions = []; + var notDuplicates = {}; + + for (var x = 0; x < arrays.length; ++x) { + positions.push(0); + } + while (ret.length < MAX_RESULTS) { + var smallest = getSmallest(arrays, positions, notDuplicates); + + if (smallest === null) { + break; + } + for (x = 0; x < arrays.length && ret.length < MAX_RESULTS; ++x) { + if (arrays[x].length > positions[x] && + arrays[x][positions[x]].lev === smallest && + !notDuplicates[arrays[x][positions[x]].fullPath]) { + ret.push(arrays[x][positions[x]]); + notDuplicates[arrays[x][positions[x]].fullPath] = true; + positions[x] += 1; + } + } + } + return ret; + } + var queries = query.raw.split(","); var results = { - 'in_args': [], - 'returned': [], - 'others': [], + "in_args": [], + "returned": [], + "others": [], }; for (var i = 0; i < queries.length; ++i) { - var query = queries[i].trim(); + query = queries[i].trim(); if (query.length !== 0) { var tmp = execQuery(getQuery(query), searchWords, filterCrates); - results['in_args'].push(tmp['in_args']); - results['returned'].push(tmp['returned']); - results['others'].push(tmp['others']); + results.in_args.push(tmp.in_args); + results.returned.push(tmp.returned); + results.others.push(tmp.others); } } if (queries.length > 1) { - function getSmallest(arrays, positions, notDuplicates) { - var start = null; - - for (var it = 0; it < positions.length; ++it) { - if (arrays[it].length > positions[it] && - (start === null || start > arrays[it][positions[it]].lev) && - !notDuplicates[arrays[it][positions[it]].fullPath]) { - start = arrays[it][positions[it]].lev; - } - } - return start; - } - - function mergeArrays(arrays) { - var ret = []; - var positions = []; - var notDuplicates = {}; - - for (var x = 0; x < arrays.length; ++x) { - positions.push(0); - } - while (ret.length < MAX_RESULTS) { - var smallest = getSmallest(arrays, positions, notDuplicates); - - if (smallest === null) { - break; - } - for (x = 0; x < arrays.length && ret.length < MAX_RESULTS; ++x) { - if (arrays[x].length > positions[x] && - arrays[x][positions[x]].lev === smallest && - !notDuplicates[arrays[x][positions[x]].fullPath]) { - ret.push(arrays[x][positions[x]]); - notDuplicates[arrays[x][positions[x]].fullPath] = true; - positions[x] += 1; - } - } - } - return ret; - } - return { - 'in_args': mergeArrays(results['in_args']), - 'returned': mergeArrays(results['returned']), - 'others': mergeArrays(results['others']), + "in_args": mergeArrays(results.in_args), + "returned": mergeArrays(results.returned), + "others": mergeArrays(results.others), }; } else { return { - 'in_args': results['in_args'][0], - 'returned': results['returned'][0], - 'others': results['others'][0], + "in_args": results.in_args[0], + "returned": results.returned[0], + "others": results.others[0], }; } } @@ -1508,6 +1552,8 @@ if (!String.prototype.endsWith) { function buildIndex(rawSearchIndex) { searchIndex = []; var searchWords = []; + var i; + for (var crate in rawSearchIndex) { if (!rawSearchIndex.hasOwnProperty(crate)) { continue; } @@ -1534,7 +1580,7 @@ if (!String.prototype.endsWith) { // convert `paths` into an object form var len = paths.length; - for (var i = 0; i < len; ++i) { + for (i = 0; i < len; ++i) { paths[i] = {ty: paths[i][0], name: paths[i][1]}; } @@ -1545,9 +1591,9 @@ if (!String.prototype.endsWith) { // operation that is cached for the life of the page state so that // all other search operations have access to this cached data for // faster analysis operations - var len = items.length; + len = items.length; var lastPath = ""; - for (var i = 0; i < len; ++i) { + for (i = 0; i < len; ++i) { var rawRow = items[i]; var row = {crate: crate, ty: rawRow[0], name: rawRow[1], path: rawRow[2] || lastPath, desc: rawRow[3], @@ -1573,13 +1619,13 @@ if (!String.prototype.endsWith) { if (browserSupportsHistoryApi()) { history.replaceState("", "std - Rust", "?search="); } - var main = document.getElementById('main'); - if (hasClass(main, 'content')) { - removeClass(main, 'hidden'); + var main = document.getElementById("main"); + if (hasClass(main, "content")) { + removeClass(main, "hidden"); } - var search_c = document.getElementById('search'); - if (hasClass(search_c, 'content')) { - addClass(search_c, 'hidden'); + var search_c = document.getElementById("search"); + if (hasClass(search_c, "content")) { + addClass(search_c, "hidden"); } } else { searchTimeout = setTimeout(search, 500); @@ -1620,13 +1666,13 @@ if (!String.prototype.endsWith) { // When browsing back from search results the main page // visibility must be reset. if (!params.search) { - var main = document.getElementById('main'); - if (hasClass(main, 'content')) { - removeClass(main, 'hidden'); + var main = document.getElementById("main"); + if (hasClass(main, "content")) { + removeClass(main, "hidden"); } - var search_c = document.getElementById('search'); - if (hasClass(search_c, 'content')) { - addClass(search_c, 'hidden'); + var search_c = document.getElementById("search"); + if (hasClass(search_c, "content")) { + addClass(search_c, "hidden"); } } // Revert to the previous title manually since the History @@ -1643,9 +1689,9 @@ if (!String.prototype.endsWith) { if (params.search) { search_input.value = params.search; } else { - search_input.value = ''; + search_input.value = ""; } - // Some browsers fire 'onpopstate' for every page load + // Some browsers fire "onpopstate" for every page load // (Chrome), while others fire the event only when actually // popping a state (Firefox), which is why search() is // called both here and at the end of the startSearch() @@ -1660,13 +1706,13 @@ if (!String.prototype.endsWith) { startSearch(); // Draw a convenient sidebar of known crates if we have a listing - if (rootPath === '../' || rootPath === "./") { - var sidebar = document.getElementsByClassName('sidebar-elems')[0]; + if (rootPath === "../" || rootPath === "./") { + var sidebar = document.getElementsByClassName("sidebar-elems")[0]; if (sidebar) { - var div = document.createElement('div'); - div.className = 'block crate'; - div.innerHTML = '<h3>Crates</h3>'; - var ul = document.createElement('ul'); + var div = document.createElement("div"); + div.className = "block crate"; + div.innerHTML = "<h3>Crates</h3>"; + var ul = document.createElement("ul"); div.appendChild(ul); var crates = []; @@ -1678,17 +1724,17 @@ if (!String.prototype.endsWith) { } crates.sort(); for (var i = 0; i < crates.length; ++i) { - var klass = 'crate'; + var klass = "crate"; if (rootPath !== "./" && crates[i] === window.currentCrate) { - klass += ' current'; + klass += " current"; } - var link = document.createElement('a'); - link.href = rootPath + crates[i] + '/index.html'; + var link = document.createElement("a"); + link.href = rootPath + crates[i] + "/index.html"; link.title = rawSearchIndex[crates[i]].doc; link.className = klass; link.textContent = crates[i]; - var li = document.createElement('li'); + var li = document.createElement("li"); li.appendChild(link); ul.appendChild(li); } @@ -1701,41 +1747,44 @@ if (!String.prototype.endsWith) { // delayed sidebar rendering. function initSidebarItems(items) { - var sidebar = document.getElementsByClassName('sidebar-elems')[0]; + var sidebar = document.getElementsByClassName("sidebar-elems")[0]; var current = window.sidebarCurrent; function block(shortty, longty) { var filtered = items[shortty]; - if (!filtered) { return; } + if (!filtered) { + return; + } - var div = document.createElement('div'); - div.className = 'block ' + shortty; - var h3 = document.createElement('h3'); + var div = document.createElement("div"); + div.className = "block " + shortty; + var h3 = document.createElement("h3"); h3.textContent = longty; div.appendChild(h3); - var ul = document.createElement('ul'); + var ul = document.createElement("ul"); - for (var i = 0; i < filtered.length; ++i) { + var length = filtered.length; + for (var i = 0; i < length; ++i) { var item = filtered[i]; var name = item[0]; var desc = item[1]; // can be null var klass = shortty; if (name === current.name && shortty === current.ty) { - klass += ' current'; + klass += " current"; } var path; - if (shortty === 'mod') { - path = name + '/index.html'; + if (shortty === "mod") { + path = name + "/index.html"; } else { - path = shortty + '.' + name + '.html'; + path = shortty + "." + name + ".html"; } - var link = document.createElement('a'); + var link = document.createElement("a"); link.href = current.relpath + path; link.title = desc; link.className = klass; link.textContent = name; - var li = document.createElement('li'); + var li = document.createElement("li"); li.appendChild(link); ul.appendChild(li); } @@ -1763,22 +1812,25 @@ if (!String.prototype.endsWith) { window.initSidebarItems = initSidebarItems; window.register_implementors = function(imp) { - var implementors = document.getElementById('implementors-list'); - var synthetic_implementors = document.getElementById('synthetic-implementors-list'); + var implementors = document.getElementById("implementors-list"); + var synthetic_implementors = document.getElementById("synthetic-implementors-list"); var libs = Object.getOwnPropertyNames(imp); - for (var i = 0; i < libs.length; ++i) { + var llength = libs.length; + for (var i = 0; i < llength; ++i) { if (libs[i] === currentCrate) { continue; } var structs = imp[libs[i]]; + var slength = structs.length; struct_loop: - for (var j = 0; j < structs.length; ++j) { + for (var j = 0; j < slength; ++j) { var struct = structs[j]; var list = struct.synthetic ? synthetic_implementors : implementors; if (struct.synthetic) { - for (var k = 0; k < struct.types.length; k++) { + var stlength = struct.types.length; + for (var k = 0; k < stlength; k++) { if (window.inlined_types.has(struct.types[k])) { continue struct_loop; } @@ -1786,21 +1838,22 @@ if (!String.prototype.endsWith) { } } - var code = document.createElement('code'); + var code = document.createElement("code"); code.innerHTML = struct.text; - var x = code.getElementsByTagName('a'); - for (var k = 0; k < x.length; k++) { - var href = x[k].getAttribute('href'); - if (href && href.indexOf('http') !== 0) { - x[k].setAttribute('href', rootPath + href); + var x = code.getElementsByTagName("a"); + var xlength = x.length; + for (var it = 0; it < xlength; it++) { + var href = x[it].getAttribute("href"); + if (href && href.indexOf("http") !== 0) { + x[it].setAttribute("href", rootPath + href); } } - var display = document.createElement('h3'); + var display = document.createElement("h3"); addClass(display, "impl"); - display.innerHTML = '<span class="in-band"><table class="table-display"><tbody>\ - <tr><td><code>' + code.outerHTML + '</code></td><td></td></tr></tbody></table>\ - </span>'; + display.innerHTML = "<span class=\"in-band\"><table class=\"table-display\">" + + "<tbody><tr><td><code>" + code.outerHTML + "</code></td><td></td></tr>" + + "</tbody></table></span>"; list.appendChild(display); } } @@ -1809,6 +1862,8 @@ if (!String.prototype.endsWith) { window.register_implementors(window.pending_implementors); } + console.log('4', Date.now() - start); + function labelForToggleButton(sectionIsCollapsed) { if (sectionIsCollapsed) { // button will expand the section @@ -1816,16 +1871,18 @@ if (!String.prototype.endsWith) { } // button will collapse the section // note that this text is also set in the HTML template in render.rs - return "\u2212"; // "\u2212" is '−' minus sign + return "\u2212"; // "\u2212" is "−" minus sign } function onEveryMatchingChild(elem, className, func) { if (elem && className && func) { - for (var i = 0; i < elem.childNodes.length; i++) { - if (hasClass(elem.childNodes[i], className)) { - func(elem.childNodes[i]); + var length = elem.childNodes.length; + var nodes = elem.childNodes; + for (var i = 0; i < length; ++i) { + if (hasClass(nodes[i], className)) { + func(nodes[i]); } else { - onEveryMatchingChild(elem.childNodes[i], className, func); + onEveryMatchingChild(nodes[i], className, func); } } } @@ -1870,27 +1927,58 @@ if (!String.prototype.endsWith) { function adjustToggle(arg) { return function(e) { - if (hasClass(e, 'toggle-label')) { + if (hasClass(e, "toggle-label")) { if (arg) { - e.style.display = 'inline-block'; + e.style.display = "inline-block"; } else { - e.style.display = 'none'; + e.style.display = "none"; } } - if (hasClass(e, 'inner')) { + if (hasClass(e, "inner")) { e.innerHTML = labelForToggleButton(arg); } }; - }; + } - if (!hasClass(toggle.parentNode, "impl")) { - var relatedDoc = toggle.parentNode.nextElementSibling; + function implHider(addOrRemove) { + return function(n) { + var is_method = hasClass(n, "method"); + if (is_method || hasClass(n, "type")) { + if (is_method === true) { + if (addOrRemove) { + addClass(n, "hidden-by-impl-hider"); + } else { + removeClass(n, "hidden-by-impl-hider"); + } + } + var ns = n.nextElementSibling; + while (true) { + if (ns && ( + hasClass(ns, "docblock") || + hasClass(ns, "stability"))) { + if (addOrRemove) { + addClass(ns, "hidden-by-impl-hider"); + } else { + removeClass(ns, "hidden-by-impl-hider"); + } + ns = ns.nextElementSibling; + continue; + } + break; + } + } + }; + } + + var relatedDoc; + var action; + if (hasClass(toggle.parentNode, "impl") === false) { + relatedDoc = toggle.parentNode.nextElementSibling; if (hasClass(relatedDoc, "stability")) { relatedDoc = relatedDoc.nextElementSibling; } if (hasClass(relatedDoc, "docblock") || hasClass(relatedDoc, "sub-variant")) { - var action = mode; - if (action === "toggle") { + if (mode === "toggle") { if (hasClass(relatedDoc, "hidden-by-usual-hider")) { action = "show"; } else { @@ -1900,66 +1988,34 @@ if (!String.prototype.endsWith) { if (action === "hide") { addClass(relatedDoc, "hidden-by-usual-hider"); onEach(toggle.childNodes, adjustToggle(true)); - addClass(toggle.parentNode, 'collapsed'); + addClass(toggle.parentNode, "collapsed"); } else if (action === "show") { removeClass(relatedDoc, "hidden-by-usual-hider"); - removeClass(toggle.parentNode, 'collapsed'); + removeClass(toggle.parentNode, "collapsed"); onEach(toggle.childNodes, adjustToggle(false)); } } } else { // we are collapsing the impl block - function implHider(addOrRemove) { - return function(n) { - var is_method = hasClass(n, "method"); - if (is_method || hasClass(n, "type")) { - if (is_method === true) { - if (addOrRemove) { - addClass(n, "hidden-by-impl-hider"); - } else { - removeClass(n, "hidden-by-impl-hider"); - } - } - var ns = n.nextElementSibling; - while (true) { - if (ns && ( - hasClass(ns, "docblock") || - hasClass(ns, "stability"))) { - if (addOrRemove) { - addClass(ns, "hidden-by-impl-hider"); - } else { - removeClass(ns, "hidden-by-impl-hider"); - } - ns = ns.nextElementSibling; - continue; - } - break; - } - } - } - } var parentElem = toggle.parentNode; - var relatedDoc = parentElem; + relatedDoc = parentElem; var docblock = relatedDoc.nextElementSibling; - while (!hasClass(relatedDoc, "impl-items")) { + while (hasClass(relatedDoc, "impl-items") === false) { relatedDoc = relatedDoc.nextElementSibling; } - if ((!relatedDoc && !hasClass(docblock, "docblock")) || - (pageId && onEach(relatedDoc.childNodes, function(e) { - return e.id === pageId; - }) === true)) { + if ((!relatedDoc && hasClass(docblock, "docblock") === false) || + (pageId && relatedDoc.getElementById(pageId))) { return; } // Hide all functions, but not associated types/consts - var action = mode; - if (action === "toggle") { + if (mode === "toggle") { if (hasClass(relatedDoc, "fns-now-collapsed") || - hasClass(docblock, "hidden-by-impl-hider")) { + hasClass(docblock, "hidden-by-impl-hider")) { action = "show"; } else { action = "hide"; @@ -1980,91 +2036,129 @@ if (!String.prototype.endsWith) { } } + function collapser(e) { + // inherent impl ids are like "impl" or impl-<number>'. + // they will never be hidden by default. + var n = e.parentElement; + if (n.id.match(/^impl(?:-\d+)?$/) === null) { + // Automatically minimize all non-inherent impls + if (collapse || hasClass(n, "impl")) { + collapseDocs(e, "hide", pageId); + } + } + } + function autoCollapse(pageId, collapse) { if (collapse) { toggleAllDocs(pageId, true); - } - var collapser = function(e) { - // inherent impl ids are like 'impl' or impl-<number>'. - // they will never be hidden by default. - var n = e.parentElement; - if (n.id.match(/^impl(?:-\d+)?$/) === null) { - // Automatically minimize all non-inherent impls - if (collapse || hasClass(n, 'impl')) { - collapseDocs(e, "hide", pageId); - } - } - }; - if (getCurrentValue('rustdoc-trait-implementations') !== "false") { - var impl_list = document.getElementById('implementations-list'); + } else if (getCurrentValue("rustdoc-trait-implementations") !== "false") { + var impl_list = document.getElementById("implementations-list"); if (impl_list !== null) { onEach(impl_list.getElementsByClassName("collapse-toggle"), collapser); } } - if (getCurrentValue('rustdoc-method-docs') !== "false") { - var implItems = document.getElementsByClassName('impl-items'); - - if (implItems && implItems.length > 0) { - onEach(implItems, function(elem) { - onEach(elem.getElementsByClassName("collapse-toggle"), collapser); - }); - } - } } - var x = document.getElementById('toggle-all-docs'); - if (x) { - x.onclick = toggleAllDocs; + var toggles = document.getElementById("toggle-all-docs"); + if (toggles) { + toggles.onclick = toggleAllDocs; } function insertAfter(newNode, referenceNode) { referenceNode.parentNode.insertBefore(newNode, referenceNode.nextSibling); } - function checkIfThereAreMethods(elems) { - var areThereMethods = false; - - onEach(elems, function(e) { - if (hasClass(e, "method")) { - areThereMethods = true; - return true; - } - }); - return areThereMethods; - } - - var toggle = document.createElement('a'); - toggle.href = 'javascript:void(0)'; - toggle.className = 'collapse-toggle'; - toggle.innerHTML = "[<span class='inner'>" + labelForToggleButton(false) + "</span>]"; + var toggle = document.createElement("a"); + toggle.href = "javascript:void(0)"; + toggle.className = "collapse-toggle"; + toggle.innerHTML = "[<span class=\"inner\">" + labelForToggleButton(false) + "</span>]"; var func = function(e) { var next = e.nextElementSibling; - if (hasClass(e, 'impl') && next && hasClass(next, 'docblock')) { + if (next && hasClass(e, "impl") && hasClass(next, "docblock")) { next = next.nextElementSibling; } if (!next) { return; } - if ((hasClass(e, 'method') || hasClass(e, 'associatedconstant') || - checkIfThereAreMethods(next.childNodes)) && - (hasClass(next, 'docblock') || - hasClass(e, 'impl') || - (hasClass(next, 'stability') && - hasClass(next.nextElementSibling, 'docblock')))) { + if ((hasClass(e, "method") || hasClass(e, "associatedconstant") || + next.getElementsByClassName("method").length > 0) && + (hasClass(next, "docblock") || + hasClass(e, "impl") || + (hasClass(next, "stability") && + hasClass(next.nextElementSibling, "docblock")))) { insertAfter(toggle.cloneNode(true), e.childNodes[e.childNodes.length - 1]); } }; - onEach(document.getElementsByClassName('method'), func); - onEach(document.getElementsByClassName('associatedconstant'), func); - onEach(document.getElementsByClassName('impl'), func); - onEach(document.getElementsByClassName('impl-items'), function(e) { - onEach(e.getElementsByClassName('associatedconstant'), func); - var hiddenElems = e.getElementsByClassName('hidden'); + + var func2 = function(e) { + var next = e.nextElementSibling; + if (next && hasClass(next, "docblock")) { + next = next.nextElementSibling; + } + if (!next) { + return; + } + if (next.getElementsByClassName("method").length > 0 && hasClass(e, "impl")) { + insertAfter(toggle.cloneNode(true), e.childNodes[e.childNodes.length - 1]); + } + }; + + console.log('5', Date.now() - start); + onEach(document.getElementsByClassName("method"), func); + console.log('6', Date.now() - start); + onEach(document.getElementsByClassName("associatedconstant"), func); + console.log('7', Date.now() - start); + onEach(document.getElementsByClassName("impl"), func2 ); + console.log('8', Date.now() - start); + var impl_call = function() {}; + if (getCurrentValue("rustdoc-method-docs") !== "false") { + impl_call = function(e, newToggle, pageId) { + if (e.id.match(/^impl(?:-\d+)?$/) === null) { + // Automatically minimize all non-inherent impls + if (hasClass(e, "impl")) { + collapseDocs(newToggle, "hide", pageId); + } + } + }; + } + var pageId = getPageId(); + var newToggle = document.createElement("a"); + newToggle.href = "javascript:void(0)"; + newToggle.className = "collapse-toggle hidden-default collapsed"; + newToggle.innerHTML = "[<span class=\"inner\">" + labelForToggleButton(true) + + "</span>] Show hidden undocumented items"; + function toggleClicked() { + if (hasClass(this, "collapsed")) { + removeClass(this, "collapsed"); + onEach(this.parentNode.getElementsByClassName("hidden"), function(x) { + if (hasClass(x, "content") === false) { + removeClass(x, "hidden"); + addClass(x, "x"); + } + }, true); + this.innerHTML = "[<span class=\"inner\">" + labelForToggleButton(false) + + "</span>] Hide undocumented items"; + } else { + addClass(this, "collapsed"); + onEach(this.parentNode.getElementsByClassName("x"), function(x) { + if (hasClass(x, "content") === false) { + addClass(x, "hidden"); + removeClass(x, "x"); + } + }, true); + this.innerHTML = "[<span class=\"inner\">" + labelForToggleButton(true) + + "</span>] Show hidden undocumented items"; + } + } + onEach(document.getElementsByClassName("impl-items"), function(e) { + onEach(e.getElementsByClassName("associatedconstant"), func); + var hiddenElems = e.getElementsByClassName("hidden"); var needToggle = false; - for (var i = 0; i < hiddenElems.length; ++i) { + var hlength = hiddenElems.length; + for (var i = 0; i < hlength; ++i) { if (hasClass(hiddenElems[i], "content") === false && hasClass(hiddenElems[i], "docblock") === false) { needToggle = true; @@ -2072,46 +2166,22 @@ if (!String.prototype.endsWith) { } } if (needToggle === true) { - var newToggle = document.createElement('a'); - newToggle.href = 'javascript:void(0)'; - newToggle.className = 'collapse-toggle hidden-default collapsed'; - newToggle.innerHTML = "[<span class='inner'>" + labelForToggleButton(true) + "</span>" + - "] Show hidden undocumented items"; - newToggle.onclick = function() { - if (hasClass(this, "collapsed")) { - removeClass(this, "collapsed"); - onEach(this.parentNode.getElementsByClassName("hidden"), function(x) { - if (hasClass(x, "content") === false) { - removeClass(x, "hidden"); - addClass(x, "x"); - } - }, true); - this.innerHTML = "[<span class='inner'>" + labelForToggleButton(false) + - "</span>] Hide undocumented items" - } else { - addClass(this, "collapsed"); - onEach(this.parentNode.getElementsByClassName("x"), function(x) { - if (hasClass(x, "content") === false) { - addClass(x, "hidden"); - removeClass(x, "x"); - } - }, true); - this.innerHTML = "[<span class='inner'>" + labelForToggleButton(true) + - "</span>] Show hidden undocumented items"; - } - }; - e.insertBefore(newToggle, e.firstChild); + var toggle = newToggle.cloneNode(true); + toggle.onclick = toggleClicked; + e.insertBefore(toggle, e.firstChild); + impl_call(e, toggle, pageId); } }); + console.log('9', Date.now() - start); function createToggle(otherMessage, fontSize, extraClass, show) { - var span = document.createElement('span'); - span.className = 'toggle-label'; + var span = document.createElement("span"); + span.className = "toggle-label"; if (show) { - span.style.display = 'none'; + span.style.display = "none"; } if (!otherMessage) { - span.innerHTML = ' Expand description'; + span.innerHTML = " Expand description"; } else { span.innerHTML = otherMessage; } @@ -2123,13 +2193,13 @@ if (!String.prototype.endsWith) { var mainToggle = toggle.cloneNode(true); mainToggle.appendChild(span); - var wrapper = document.createElement('div'); - wrapper.className = 'toggle-wrapper'; + var wrapper = document.createElement("div"); + wrapper.className = "toggle-wrapper"; if (!show) { - addClass(wrapper, 'collapsed'); - var inner = mainToggle.getElementsByClassName('inner'); + addClass(wrapper, "collapsed"); + var inner = mainToggle.getElementsByClassName("inner"); if (inner && inner.length > 0) { - inner[0].innerHTML = '+'; + inner[0].innerHTML = "+"; } } if (extraClass) { @@ -2139,21 +2209,21 @@ if (!String.prototype.endsWith) { return wrapper; } - var showItemDeclarations = getCurrentValue('rustdoc-item-declarations') === "false"; + var showItemDeclarations = getCurrentValue("rustdoc-item-declarations") === "false"; function buildToggleWrapper(e) { - if (hasClass(e, 'autohide')) { + if (hasClass(e, "autohide")) { var wrap = e.previousElementSibling; - if (wrap && hasClass(wrap, 'toggle-wrapper')) { + if (wrap && hasClass(wrap, "toggle-wrapper")) { var toggle = wrap.childNodes[0]; - var extra = e.childNodes[0].tagName === 'H3'; + var extra = e.childNodes[0].tagName === "H3"; - e.style.display = 'none'; - addClass(wrap, 'collapsed'); - onEach(toggle.getElementsByClassName('inner'), function(e) { + e.style.display = "none"; + addClass(wrap, "collapsed"); + onEach(toggle.getElementsByClassName("inner"), function(e) { e.innerHTML = labelForToggleButton(true); }); - onEach(toggle.getElementsByClassName('toggle-label'), function(e) { - e.style.display = 'inline-block'; + onEach(toggle.getElementsByClassName("toggle-label"), function(e) { + e.style.display = "inline-block"; if (extra === true) { i_e.innerHTML = " Show " + e.childNodes[0].innerHTML; } @@ -2161,28 +2231,28 @@ if (!String.prototype.endsWith) { } } if (e.parentNode.id === "main") { - var otherMessage = ''; + var otherMessage = ""; var fontSize; var extraClass; if (hasClass(e, "type-decl")) { fontSize = "20px"; - otherMessage = ' Show declaration'; + otherMessage = " Show declaration"; if (showItemDeclarations === false) { - extraClass = 'collapsed'; + extraClass = "collapsed"; } } else if (hasClass(e, "sub-variant")) { - otherMessage = ' Show fields'; + otherMessage = " Show fields"; } else if (hasClass(e, "non-exhaustive")) { - otherMessage = ' This '; + otherMessage = " This "; if (hasClass(e, "non-exhaustive-struct")) { - otherMessage += 'struct'; + otherMessage += "struct"; } else if (hasClass(e, "non-exhaustive-enum")) { - otherMessage += 'enum'; + otherMessage += "enum"; } else if (hasClass(e, "non-exhaustive-type")) { - otherMessage += 'type'; + otherMessage += "type"; } - otherMessage += ' is marked as non-exhaustive'; + otherMessage += " is marked as non-exhaustive"; } else if (hasClass(e.childNodes[0], "impl-items")) { extraClass = "marg-left"; } @@ -2199,18 +2269,21 @@ if (!String.prototype.endsWith) { } } - onEach(document.getElementsByClassName('docblock'), buildToggleWrapper); - onEach(document.getElementsByClassName('sub-variant'), buildToggleWrapper); + console.log('10', Date.now() - start); + onEach(document.getElementsByClassName("docblock"), buildToggleWrapper); + console.log('11', Date.now() - start); + onEach(document.getElementsByClassName("sub-variant"), buildToggleWrapper); + console.log('12', Date.now() - start); function createToggleWrapper(tog) { - var span = document.createElement('span'); - span.className = 'toggle-label'; - span.style.display = 'none'; - span.innerHTML = ' Expand attributes'; + var span = document.createElement("span"); + span.className = "toggle-label"; + span.style.display = "none"; + span.innerHTML = " Expand attributes"; tog.appendChild(span); - var wrapper = document.createElement('div'); - wrapper.className = 'toggle-wrapper toggle-attributes'; + var wrapper = document.createElement("div"); + wrapper.className = "toggle-wrapper toggle-attributes"; wrapper.appendChild(tog); return wrapper; } @@ -2221,19 +2294,19 @@ if (!String.prototype.endsWith) { currentTab = nb; } var nb_copy = nb; - onEach(document.getElementById('titles').childNodes, function(elem) { + onEach(document.getElementById("titles").childNodes, function(elem) { if (nb_copy === 0) { - addClass(elem, 'selected'); + addClass(elem, "selected"); } else { - removeClass(elem, 'selected'); + removeClass(elem, "selected"); } nb_copy -= 1; }); - onEach(document.getElementById('results').childNodes, function(elem) { + onEach(document.getElementById("results").childNodes, function(elem) { if (nb === 0) { - elem.style.display = ''; + elem.style.display = ""; } else { - elem.style.display = 'none'; + elem.style.display = "none"; } nb -= 1; }); @@ -2246,54 +2319,57 @@ if (!String.prototype.endsWith) { collapseDocs(x.previousSibling.childNodes[0], "toggle"); }; } - onEach(document.getElementById('main').getElementsByClassName('attributes'), function(i_e) { + onEach(document.getElementById("main").getElementsByClassName("attributes"), function(i_e) { i_e.parentNode.insertBefore(createToggleWrapper(toggle.cloneNode(true)), i_e); itemAttributesFunc(i_e); }); + console.log('12a', Date.now() - start); // To avoid checking on "rustdoc-line-numbers" value on every loop... var lineNumbersFunc = function() {}; if (getCurrentValue("rustdoc-line-numbers") === "true") { lineNumbersFunc = function(x) { - var count = x.textContent.split('\n').length; + var count = x.textContent.split("\n").length; var elems = []; for (var i = 0; i < count; ++i) { elems.push(i + 1); } - var node = document.createElement('pre'); - addClass(node, 'line-number'); - node.innerHTML = elems.join('\n'); + var node = document.createElement("pre"); + addClass(node, "line-number"); + node.innerHTML = elems.join("\n"); x.parentNode.insertBefore(node, x); }; } - onEach(document.getElementsByClassName('rust-example-rendered'), function(e) { - if (hasClass(e, 'compile_fail')) { + console.log('13', Date.now() - start); + onEach(document.getElementsByClassName("rust-example-rendered"), function(e) { + if (hasClass(e, "compile_fail")) { e.addEventListener("mouseover", function(event) { - this.parentElement.previousElementSibling.childNodes[0].style.color = '#f00'; + this.parentElement.previousElementSibling.childNodes[0].style.color = "#f00"; }); e.addEventListener("mouseout", function(event) { - this.parentElement.previousElementSibling.childNodes[0].style.color = ''; + this.parentElement.previousElementSibling.childNodes[0].style.color = ""; }); - } else if (hasClass(e, 'ignore')) { + } else if (hasClass(e, "ignore")) { e.addEventListener("mouseover", function(event) { - this.parentElement.previousElementSibling.childNodes[0].style.color = '#ff9200'; + this.parentElement.previousElementSibling.childNodes[0].style.color = "#ff9200"; }); e.addEventListener("mouseout", function(event) { - this.parentElement.previousElementSibling.childNodes[0].style.color = ''; + this.parentElement.previousElementSibling.childNodes[0].style.color = ""; }); } lineNumbersFunc(e); }); + console.log('14', Date.now() - start); function showModal(content) { - var modal = document.createElement('div'); + var modal = document.createElement("div"); modal.id = "important"; - addClass(modal, 'modal'); - modal.innerHTML = '<div class="modal-content"><div class="close" id="modal-close">✕</div>' + - '<div class="whiter"></div><span class="docblock">' + content + - '</span></div>'; - document.getElementsByTagName('body')[0].appendChild(modal); - document.getElementById('modal-close').onclick = hideModal; + addClass(modal, "modal"); + modal.innerHTML = "<div class=\"modal-content\"><div class=\"close\" id=\"modal-close\">✕" + + "</div><div class=\"whiter\"></div><span class=\"docblock\">" + content + + "</span></div>"; + document.getElementsByTagName("body")[0].appendChild(modal); + document.getElementById("modal-close").onclick = hideModal; modal.onclick = hideModal; } @@ -2304,11 +2380,12 @@ if (!String.prototype.endsWith) { } } - onEach(document.getElementsByClassName('important-traits'), function(e) { + onEach(document.getElementsByClassName("important-traits"), function(e) { e.onclick = function() { showModal(e.lastElementChild.innerHTML); }; }); + console.log('15', Date.now() - start); function putBackSearch(search_input) { if (search_input.value !== "") { @@ -2333,13 +2410,13 @@ if (!String.prototype.endsWith) { addClass(document.getElementById("main"), "hidden"); var search = document.getElementById("search"); removeClass(search, "hidden"); - search.innerHTML = '<h3 style="text-align: center;">Loading search results...</h3>'; + search.innerHTML = "<h3 style=\"text-align: center;\">Loading search results...</h3>"; } var sidebar_menu = document.getElementsByClassName("sidebar-menu")[0]; if (sidebar_menu) { sidebar_menu.onclick = function() { - var sidebar = document.getElementsByClassName('sidebar')[0]; + var sidebar = document.getElementsByClassName("sidebar")[0]; if (hasClass(sidebar, "mobile") === true) { hideSidebar(); } else { @@ -2352,10 +2429,23 @@ if (!String.prototype.endsWith) { hideSidebar(); }; + console.log('16', Date.now() - start); autoCollapse(getPageId(), getCurrentValue("rustdoc-collapse") === "true"); + console.log('17', Date.now() - start); if (window.location.hash && window.location.hash.length > 0) { - expandSection(window.location.hash.replace(/^#/, '')); + expandSection(window.location.hash.replace(/^#/, "")); + } + + var main = document.getElementById("main"); + if (main) { + console.log('18', Date.now() - start); + onEach(main.childNodes, function(e) { + if (e.tagName === "H2" || e.tagName === "H3") { + e.nextElementSibling.style.display = "block"; + } + }); + console.log('19', Date.now() - start); } function addSearchOptions(crates) { @@ -2394,10 +2484,10 @@ if (!String.prototype.endsWith) { // Sets the focus on the search bar at the top of the page function focusSearchBar() { - document.getElementsByClassName('search-input')[0].focus(); + document.getElementsByClassName("search-input")[0].focus(); } // Removes the focus from the search bar function defocusSearchBar() { - document.getElementsByClassName('search-input')[0].blur(); + document.getElementsByClassName("search-input")[0].blur(); } |