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+// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+/*jslint browser: true, es5: true */
+/*globals $: true, rootPath: true */
+
+(function() {
+ "use strict";
+
+ // This mapping table should match the discriminants of
+ // `rustdoc::html::item_type::ItemType` type in Rust.
+ var itemTypes = ["mod",
+ "externcrate",
+ "import",
+ "struct",
+ "enum",
+ "fn",
+ "type",
+ "static",
+ "trait",
+ "impl",
+ "tymethod",
+ "method",
+ "structfield",
+ "variant",
+ "macro",
+ "primitive",
+ "associatedtype",
+ "constant",
+ "associatedconstant"];
+
+ // used for special search precedence
+ var TY_PRIMITIVE = itemTypes.indexOf("primitive");
+
+ $('.js-only').removeClass('js-only');
+
+ function getQueryStringParams() {
+ var params = {};
+ window.location.search.substring(1).split("&").
+ map(function(s) {
+ var pair = s.split("=");
+ params[decodeURIComponent(pair[0])] =
+ typeof pair[1] === "undefined" ?
+ null : decodeURIComponent(pair[1]);
+ });
+ return params;
+ }
+
+ function browserSupportsHistoryApi() {
+ return window.history && typeof window.history.pushState === "function";
+ }
+
+ function highlightSourceLines(ev) {
+ var i, from, to, match = window.location.hash.match(/^#?(\d+)(?:-(\d+))?$/);
+ if (match) {
+ from = parseInt(match[1], 10);
+ to = Math.min(50000, parseInt(match[2] || match[1], 10));
+ from = Math.min(from, to);
+ if ($('#' + from).length === 0) {
+ return;
+ }
+ if (ev === null) { $('#' + from)[0].scrollIntoView(); };
+ $('.line-numbers span').removeClass('line-highlighted');
+ for (i = from; i <= to; ++i) {
+ $('#' + i).addClass('line-highlighted');
+ }
+ }
+ }
+ highlightSourceLines(null);
+ $(window).on('hashchange', highlightSourceLines);
+
+ $(document).on('keyup', function handleKeyboardShortcut(e) {
+ if (document.activeElement.tagName === 'INPUT') {
+ return;
+ }
+
+ if (e.which === 191) { // question mark
+ if (e.shiftKey && $('#help').hasClass('hidden')) {
+ e.preventDefault();
+ $('#help').removeClass('hidden');
+ }
+ } else if (e.which === 27) { // esc
+ if (!$('#help').hasClass('hidden')) {
+ e.preventDefault();
+ $('#help').addClass('hidden');
+ } else if (!$('#search').hasClass('hidden')) {
+ e.preventDefault();
+ $('#search').addClass('hidden');
+ $('#main').removeClass('hidden');
+ }
+ } else if (e.which === 83) { // S
+ e.preventDefault();
+ $('.search-input').focus();
+ }
+ }).on('click', function(e) {
+ if (!$(e.target).closest('#help').length) {
+ $('#help').addClass('hidden');
+ }
+ });
+
+ $('.version-selector').on('change', function() {
+ var i, match,
+ url = document.location.href,
+ stripped = '',
+ len = rootPath.match(/\.\.\//g).length + 1;
+
+ for (i = 0; i < len; ++i) {
+ match = url.match(/\/[^\/]*$/);
+ if (i < len - 1) {
+ stripped = match[0] + stripped;
+ }
+ url = url.substring(0, url.length - match[0].length);
+ }
+
+ url += '/' + $('.version-selector').val() + stripped;
+
+ document.location.href = url;
+ });
+ /**
+ * A function to compute the Levenshtein distance between two strings
+ * Licensed under the Creative Commons Attribution-ShareAlike 3.0 Unported
+ * Full License can be found at http://creativecommons.org/licenses/by-sa/3.0/legalcode
+ * This code is an unmodified version of the code written by Marco de Wit
+ * and was found at http://stackoverflow.com/a/18514751/745719
+ */
+ var levenshtein = (function() {
+ var row2 = [];
+ return function(s1, s2) {
+ if (s1 === s2) {
+ return 0;
+ }
+ var s1_len = s1.length, s2_len = s2.length;
+ if (s1_len && s2_len) {
+ var i1 = 0, i2 = 0, a, b, c, c2, row = row2;
+ while (i1 < s1_len) {
+ row[i1] = ++i1;
+ }
+ while (i2 < s2_len) {
+ c2 = s2.charCodeAt(i2);
+ a = i2;
+ ++i2;
+ b = i2;
+ for (i1 = 0; i1 < s1_len; ++i1) {
+ c = a + (s1.charCodeAt(i1) !== c2 ? 1 : 0);
+ a = row[i1];
+ b = b < a ? (b < c ? b + 1 : c) : (a < c ? a + 1 : c);
+ row[i1] = b;
+ }
+ }
+ return b;
+ }
+ return s1_len + s2_len;
+ };
+ })();
+
+ function initSearch(rawSearchIndex) {
+ var currentResults, index, searchIndex;
+ var MAX_LEV_DISTANCE = 3;
+ var params = getQueryStringParams();
+
+ // Populate search bar with query string search term when provided,
+ // but only if the input bar is empty. This avoid the obnoxious issue
+ // where you start trying to do a search, and the index loads, and
+ // suddenly your search is gone!
+ if ($(".search-input")[0].value === "") {
+ $(".search-input")[0].value = params.search || '';
+ }
+
+ /**
+ * Executes the query and builds an index of results
+ * @param {[Object]} query [The user query]
+ * @param {[type]} max [The maximum results returned]
+ * @param {[type]} searchWords [The list of search words to query
+ * against]
+ * @return {[type]} [A search index of results]
+ */
+ function execQuery(query, max, searchWords) {
+ var valLower = query.query.toLowerCase(),
+ val = valLower,
+ typeFilter = itemTypeFromName(query.type),
+ results = [],
+ split = valLower.split("::");
+
+ // remove empty keywords
+ for (var j = 0; j < split.length; ++j) {
+ split[j].toLowerCase();
+ if (split[j] === "") {
+ split.splice(j, 1);
+ }
+ }
+
+ // quoted values mean literal search
+ var nSearchWords = searchWords.length;
+ if ((val.charAt(0) === "\"" || val.charAt(0) === "'") &&
+ val.charAt(val.length - 1) === val.charAt(0))
+ {
+ val = val.substr(1, val.length - 2);
+ for (var i = 0; i < nSearchWords; ++i) {
+ if (searchWords[i] === val) {
+ // filter type: ... queries
+ if (typeFilter < 0 || typeFilter === searchIndex[i].ty) {
+ results.push({id: i, index: -1});
+ }
+ }
+ if (results.length === max) {
+ break;
+ }
+ }
+ // searching by type
+ } else if (val.search("->") > -1) {
+ var trimmer = function (s) { return s.trim(); };
+ var parts = val.split("->").map(trimmer);
+ var input = parts[0];
+ // sort inputs so that order does not matter
+ var inputs = input.split(",").map(trimmer).sort();
+ var output = parts[1];
+
+ for (var i = 0; i < nSearchWords; ++i) {
+ var type = searchIndex[i].type;
+ if (!type) {
+ continue;
+ }
+
+ // sort index inputs so that order does not matter
+ var typeInputs = type.inputs.map(function (input) {
+ return input.name;
+ }).sort();
+
+ // allow searching for void (no output) functions as well
+ var typeOutput = type.output ? type.output.name : "";
+ if (inputs.toString() === typeInputs.toString() &&
+ output == typeOutput) {
+ results.push({id: i, index: -1, dontValidate: true});
+ }
+ }
+ } else {
+ // gather matching search results up to a certain maximum
+ val = val.replace(/\_/g, "");
+ for (var i = 0; i < split.length; ++i) {
+ for (var j = 0; j < nSearchWords; ++j) {
+ var lev_distance;
+ if (searchWords[j].indexOf(split[i]) > -1 ||
+ searchWords[j].indexOf(val) > -1 ||
+ searchWords[j].replace(/_/g, "").indexOf(val) > -1)
+ {
+ // filter type: ... queries
+ if (typeFilter < 0 || typeFilter === searchIndex[j].ty) {
+ results.push({
+ id: j,
+ index: searchWords[j].replace(/_/g, "").indexOf(val),
+ lev: 0,
+ });
+ }
+ } else if (
+ (lev_distance = levenshtein(searchWords[j], val)) <=
+ MAX_LEV_DISTANCE) {
+ if (typeFilter < 0 || typeFilter === searchIndex[j].ty) {
+ results.push({
+ id: j,
+ index: 0,
+ // we want lev results to go lower than others
+ lev: lev_distance,
+ });
+ }
+ }
+ if (results.length === max) {
+ break;
+ }
+ }
+ }
+ }
+
+ var nresults = results.length;
+ for (var i = 0; i < nresults; ++i) {
+ results[i].word = searchWords[results[i].id];
+ results[i].item = searchIndex[results[i].id] || {};
+ }
+ // if there are no results then return to default and fail
+ if (results.length === 0) {
+ return [];
+ }
+
+ results.sort(function sortResults(aaa, bbb) {
+ var a, b;
+
+ // Sort by non levenshtein results and then levenshtein results by the distance
+ // (less changes required to match means higher rankings)
+ a = (aaa.lev);
+ b = (bbb.lev);
+ if (a !== b) { return a - b; }
+
+ // sort by crate (non-current crate goes later)
+ a = (aaa.item.crate !== window.currentCrate);
+ b = (bbb.item.crate !== window.currentCrate);
+ if (a !== b) { return a - b; }
+
+ // sort by exact match (mismatch goes later)
+ a = (aaa.word !== valLower);
+ b = (bbb.word !== valLower);
+ if (a !== b) { return a - b; }
+
+ // sort by item name length (longer goes later)
+ a = aaa.word.length;
+ b = bbb.word.length;
+ if (a !== b) { return a - b; }
+
+ // sort by item name (lexicographically larger goes later)
+ a = aaa.word;
+ b = bbb.word;
+ if (a !== b) { return (a > b ? +1 : -1); }
+
+ // sort by index of keyword in item name (no literal occurrence goes later)
+ a = (aaa.index < 0);
+ b = (bbb.index < 0);
+ if (a !== b) { return a - b; }
+ // (later literal occurrence, if any, goes later)
+ a = aaa.index;
+ b = bbb.index;
+ if (a !== b) { return a - b; }
+
+ // special precedence for primitive pages
+ if ((aaa.item.ty === TY_PRIMITIVE) && (bbb.item.ty !== TY_PRIMITIVE)) {
+ return -1;
+ }
+
+ // sort by description (no description goes later)
+ a = (aaa.item.desc === '');
+ b = (bbb.item.desc === '');
+ if (a !== b) { return a - b; }
+
+ // sort by type (later occurrence in `itemTypes` goes later)
+ a = aaa.item.ty;
+ b = bbb.item.ty;
+ if (a !== b) { return a - b; }
+
+ // sort by path (lexicographically larger goes later)
+ a = aaa.item.path;
+ b = bbb.item.path;
+ if (a !== b) { return (a > b ? +1 : -1); }
+
+ // que sera, sera
+ return 0;
+ });
+
+ // remove duplicates, according to the data provided
+ for (var i = results.length - 1; i > 0; i -= 1) {
+ if (results[i].word === results[i - 1].word &&
+ results[i].item.ty === results[i - 1].item.ty &&
+ results[i].item.path === results[i - 1].item.path &&
+ (results[i].item.parent || {}).name === (results[i - 1].item.parent || {}).name)
+ {
+ results[i].id = -1;
+ }
+ }
+ for (var i = 0; i < results.length; ++i) {
+ var result = results[i],
+ name = result.item.name.toLowerCase(),
+ path = result.item.path.toLowerCase(),
+ parent = result.item.parent;
+
+ // this validation does not make sense when searching by types
+ if (result.dontValidate) {
+ continue;
+ }
+
+ var valid = validateResult(name, path, split, parent);
+ if (!valid) {
+ result.id = -1;
+ }
+ }
+ return results;
+ }
+
+ /**
+ * Validate performs the following boolean logic. For example:
+ * "File::open" will give IF A PARENT EXISTS => ("file" && "open")
+ * exists in (name || path || parent) OR => ("file" && "open") exists in
+ * (name || path )
+ *
+ * This could be written functionally, but I wanted to minimise
+ * functions on stack.
+ *
+ * @param {[string]} name [The name of the result]
+ * @param {[string]} path [The path of the result]
+ * @param {[string]} keys [The keys to be used (["file", "open"])]
+ * @param {[object]} parent [The parent of the result]
+ * @return {[boolean]} [Whether the result is valid or not]
+ */
+ function validateResult(name, path, keys, parent) {
+ for (var i = 0; i < keys.length; ++i) {
+ // each check is for validation so we negate the conditions and invalidate
+ if (!(
+ // check for an exact name match
+ name.toLowerCase().indexOf(keys[i]) > -1 ||
+ // then an exact path match
+ path.toLowerCase().indexOf(keys[i]) > -1 ||
+ // next if there is a parent, check for exact parent match
+ (parent !== undefined &&
+ parent.name.toLowerCase().indexOf(keys[i]) > -1) ||
+ // lastly check to see if the name was a levenshtein match
+ levenshtein(name.toLowerCase(), keys[i]) <=
+ MAX_LEV_DISTANCE)) {
+ return false;
+ }
+ }
+ return true;
+ }
+
+ function getQuery() {
+ var matches, type, query, raw = $('.search-input').val();
+ query = raw;
+
+ matches = query.match(/^(fn|mod|struct|enum|trait|t(ype)?d(ef)?)\s*:\s*/i);
+ if (matches) {
+ type = matches[1].replace(/^td$/, 'typedef')
+ .replace(/^tdef$/, 'typedef')
+ .replace(/^typed$/, 'typedef');
+ query = query.substring(matches[0].length);
+ }
+
+ return {
+ raw: raw,
+ query: query,
+ type: type,
+ id: query + type
+ };
+ }
+
+ function initSearchNav() {
+ var hoverTimeout, $results = $('.search-results .result');
+
+ $results.on('click', function() {
+ var dst = $(this).find('a')[0];
+ if (window.location.pathname === dst.pathname) {
+ $('#search').addClass('hidden');
+ $('#main').removeClass('hidden');
+ document.location.href = dst.href;
+ }
+ }).on('mouseover', function() {
+ var $el = $(this);
+ clearTimeout(hoverTimeout);
+ hoverTimeout = setTimeout(function() {
+ $results.removeClass('highlighted');
+ $el.addClass('highlighted');
+ }, 20);
+ });
+
+ $(document).off('keydown.searchnav');
+ $(document).on('keydown.searchnav', function(e) {
+ var $active = $results.filter('.highlighted');
+
+ if (e.which === 38) { // up
+ e.preventDefault();
+ if (!$active.length || !$active.prev()) {
+ return;
+ }
+
+ $active.prev().addClass('highlighted');
+ $active.removeClass('highlighted');
+ } else if (e.which === 40) { // down
+ e.preventDefault();
+ if (!$active.length) {
+ $results.first().addClass('highlighted');
+ } else if ($active.next().length) {
+ $active.next().addClass('highlighted');
+ $active.removeClass('highlighted');
+ }
+ } else if (e.which === 13) { // return
+ e.preventDefault();
+ if ($active.length) {
+ document.location.href = $active.find('a').prop('href');
+ }
+ } else {
+ $active.removeClass('highlighted');
+ }
+ });
+ }
+
+ function escape(content) {
+ return $('<h1/>').text(content).html();
+ }
+
+ function showResults(results) {
+ var output, shown, query = getQuery();
+
+ currentResults = query.id;
+ output = '<h1>Results for ' + escape(query.query) +
+ (query.type ? ' (type: ' + escape(query.type) + ')' : '') + '</h1>';
+ output += '<table class="search-results">';
+
+ if (results.length > 0) {
+ shown = [];
+
+ results.forEach(function(item) {
+ var name, type, href, displayPath;
+
+ if (shown.indexOf(item) !== -1) {
+ return;
+ }
+
+ shown.push(item);
+ name = item.name;
+ type = itemTypes[item.ty];
+
+ if (type === 'mod') {
+ displayPath = item.path + '::';
+ href = rootPath + item.path.replace(/::/g, '/') + '/' +
+ name + '/index.html';
+ } else if (type === 'static' || type === 'reexport') {
+ displayPath = item.path + '::';
+ href = rootPath + item.path.replace(/::/g, '/') +
+ '/index.html';
+ } else if (item.parent !== undefined) {
+ var myparent = item.parent;
+ var anchor = '#' + type + '.' + name;
+ displayPath = item.path + '::' + myparent.name + '::';
+ href = rootPath + item.path.replace(/::/g, '/') +
+ '/' + itemTypes[myparent.ty] +
+ '.' + myparent.name +
+ '.html' + anchor;
+ } else {
+ displayPath = item.path + '::';
+ href = rootPath + item.path.replace(/::/g, '/') +
+ '/' + type + '.' + name + '.html';
+ }
+
+ output += '<tr class="' + type + ' result"><td>' +
+ '<a href="' + href + '">' +
+ displayPath + '<span class="' + type + '">' +
+ name + '</span></a></td><td>' +
+ '<a href="' + href + '">' +
+ '<span class="desc">' + item.desc +
+ '&nbsp;</span></a></td></tr>';
+ });
+ } else {
+ output += 'No results :( <a href="https://duckduckgo.com/?q=' +
+ encodeURIComponent('rust ' + query.query) +
+ '">Try on DuckDuckGo?</a>';
+ }
+
+ output += "</p>";
+ $('#main.content').addClass('hidden');
+ $('#search.content').removeClass('hidden').html(output);
+ $('#search .desc').width($('#search').width() - 40 -
+ $('#search td:first-child').first().width());
+ initSearchNav();
+ }
+
+ function search(e) {
+ var query,
+ filterdata = [],
+ obj, i, len,
+ results = [],
+ maxResults = 200,
+ resultIndex;
+ var params = getQueryStringParams();
+
+ query = getQuery();
+ if (e) {
+ e.preventDefault();
+ }
+
+ if (!query.query || query.id === currentResults) {
+ return;
+ }
+
+ // Update document title to maintain a meaningful browser history
+ $(document).prop("title", "Results for " + query.query + " - Rust");
+
+ // Because searching is incremental by character, only the most
+ // recent search query is added to the browser history.
+ if (browserSupportsHistoryApi()) {
+ if (!history.state && !params.search) {
+ history.pushState(query, "", "?search=" +
+ encodeURIComponent(query.raw));
+ } else {
+ history.replaceState(query, "", "?search=" +
+ encodeURIComponent(query.raw));
+ }
+ }
+
+ resultIndex = execQuery(query, 20000, index);
+ len = resultIndex.length;
+ for (i = 0; i < len; ++i) {
+ if (resultIndex[i].id > -1) {
+ obj = searchIndex[resultIndex[i].id];
+ filterdata.push([obj.name, obj.ty, obj.path, obj.desc]);
+ results.push(obj);
+ }
+ if (results.length >= maxResults) {
+ break;
+ }
+ }
+
+ showResults(results);
+ }
+
+ function itemTypeFromName(typename) {
+ for (var i = 0; i < itemTypes.length; ++i) {
+ if (itemTypes[i] === typename) { return i; }
+ }
+ return -1;
+ }
+
+ function buildIndex(rawSearchIndex) {
+ searchIndex = [];
+ var searchWords = [];
+ for (var crate in rawSearchIndex) {
+ if (!rawSearchIndex.hasOwnProperty(crate)) { continue; }
+
+ // an array of [(Number) item type,
+ // (String) name,
+ // (String) full path or empty string for previous path,
+ // (String) description,
+ // (Number | null) the parent path index to `paths`]
+ // (Object | null) the type of the function (if any)
+ var items = rawSearchIndex[crate].items;
+ // an array of [(Number) item type,
+ // (String) name]
+ var paths = rawSearchIndex[crate].paths;
+
+ // convert `paths` into an object form
+ var len = paths.length;
+ for (var i = 0; i < len; ++i) {
+ paths[i] = {ty: paths[i][0], name: paths[i][1]};
+ }
+
+ // convert `items` into an object form, and construct word indices.
+ //
+ // before any analysis is performed lets gather the search terms to
+ // search against apart from the rest of the data. This is a quick
+ // 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;
+ var lastPath = "";
+ for (var 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],
+ parent: paths[rawRow[4]], type: rawRow[5]};
+ searchIndex.push(row);
+ if (typeof row.name === "string") {
+ var word = row.name.toLowerCase();
+ searchWords.push(word);
+ } else {
+ searchWords.push("");
+ }
+ lastPath = row.path;
+ }
+ }
+ return searchWords;
+ }
+
+ function startSearch() {
+ var keyUpTimeout;
+ $('.do-search').on('click', search);
+ $('.search-input').on('keyup', function() {
+ clearTimeout(keyUpTimeout);
+ keyUpTimeout = setTimeout(search, 500);
+ });
+
+ // Push and pop states are used to add search results to the browser
+ // history.
+ if (browserSupportsHistoryApi()) {
+ $(window).on('popstate', function(e) {
+ var params = getQueryStringParams();
+ // When browsing back from search results the main page
+ // visibility must be reset.
+ if (!params.search) {
+ $('#main.content').removeClass('hidden');
+ $('#search.content').addClass('hidden');
+ }
+ // When browsing forward to search results the previous
+ // search will be repeated, so the currentResults are
+ // cleared to ensure the search is successful.
+ currentResults = null;
+ // Synchronize search bar with query string state and
+ // perform the search. This will empty the bar if there's
+ // nothing there, which lets you really go back to a
+ // previous state with nothing in the bar.
+ $('.search-input').val(params.search);
+ // 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()
+ // function.
+ search();
+ });
+ }
+ search();
+ }
+
+ function plainSummaryLine(markdown) {
+ markdown.replace(/\n/g, ' ')
+ .replace(/'/g, "\'")
+ .replace(/^#+? (.+?)/, "$1")
+ .replace(/\[(.*?)\]\(.*?\)/g, "$1")
+ .replace(/\[(.*?)\]\[.*?\]/g, "$1");
+ }
+
+ index = buildIndex(rawSearchIndex);
+ startSearch();
+
+ // Draw a convenient sidebar of known crates if we have a listing
+ if (rootPath === '../') {
+ var sidebar = $('.sidebar');
+ var div = $('<div>').attr('class', 'block crate');
+ div.append($('<h2>').text('Crates'));
+
+ var crates = [];
+ for (var crate in rawSearchIndex) {
+ if (!rawSearchIndex.hasOwnProperty(crate)) { continue; }
+ crates.push(crate);
+ }
+ crates.sort();
+ for (var i = 0; i < crates.length; ++i) {
+ var klass = 'crate';
+ if (crates[i] === window.currentCrate) {
+ klass += ' current';
+ }
+ if (rawSearchIndex[crates[i]].items[0]) {
+ var desc = rawSearchIndex[crates[i]].items[0][3];
+ div.append($('<a>', {'href': '../' + crates[i] + '/index.html',
+ 'title': plainSummaryLine(desc),
+ 'class': klass}).text(crates[i]));
+ }
+ }
+ sidebar.append(div);
+ }
+ }
+
+ window.initSearch = initSearch;
+
+ // delayed sidebar rendering.
+ function initSidebarItems(items) {
+ var sidebar = $('.sidebar');
+ var current = window.sidebarCurrent;
+
+ function block(shortty, longty) {
+ var filtered = items[shortty];
+ if (!filtered) { return; }
+
+ var div = $('<div>').attr('class', 'block ' + shortty);
+ div.append($('<h2>').text(longty));
+
+ for (var i = 0; i < filtered.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';
+ }
+ var path;
+ if (shortty === 'mod') {
+ path = name + '/index.html';
+ } else {
+ path = shortty + '.' + name + '.html';
+ }
+ div.append($('<a>', {'href': current.relpath + path,
+ 'title': desc,
+ 'class': klass}).text(name));
+ }
+ sidebar.append(div);
+ }
+
+ block("mod", "Modules");
+ block("struct", "Structs");
+ block("enum", "Enums");
+ block("trait", "Traits");
+ block("fn", "Functions");
+ block("macro", "Macros");
+ }
+
+ window.initSidebarItems = initSidebarItems;
+
+ window.register_implementors = function(imp) {
+ var list = $('#implementors-list');
+ var libs = Object.getOwnPropertyNames(imp);
+ for (var i = 0; i < libs.length; ++i) {
+ if (libs[i] === currentCrate) { continue; }
+ var structs = imp[libs[i]];
+ for (var j = 0; j < structs.length; ++j) {
+ var code = $('<code>').append(structs[j]);
+ $.each(code.find('a'), function(idx, a) {
+ var href = $(a).attr('href');
+ if (href && href.indexOf('http') !== 0) {
+ $(a).attr('href', rootPath + href);
+ }
+ });
+ var li = $('<li>').append(code);
+ list.append(li);
+ }
+ }
+ };
+ if (window.pending_implementors) {
+ window.register_implementors(window.pending_implementors);
+ }
+
+ // See documentation in html/render.rs for what this is doing.
+ var query = getQueryStringParams();
+ if (query['gotosrc']) {
+ window.location = $('#src-' + query['gotosrc']).attr('href');
+ }
+ if (query['gotomacrosrc']) {
+ window.location = $('.srclink').attr('href');
+ }
+
+ function labelForToggleButton(sectionIsCollapsed) {
+ if (sectionIsCollapsed) {
+ // button will expand the section
+ return "+";
+ }
+ // 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
+ }
+
+ $("#toggle-all-docs").on("click", function() {
+ var toggle = $("#toggle-all-docs");
+ if (toggle.hasClass("will-expand")) {
+ toggle.removeClass("will-expand");
+ toggle.children(".inner").text(labelForToggleButton(false));
+ toggle.attr("title", "collapse all docs");
+ $(".docblock").show();
+ $(".toggle-label").hide();
+ $(".toggle-wrapper").removeClass("collapsed");
+ $(".collapse-toggle").children(".inner").text(labelForToggleButton(false));
+ } else {
+ toggle.addClass("will-expand");
+ toggle.children(".inner").text(labelForToggleButton(true));
+ toggle.attr("title", "expand all docs");
+ $(".docblock").hide();
+ $(".toggle-label").show();
+ $(".toggle-wrapper").addClass("collapsed");
+ $(".collapse-toggle").children(".inner").text(labelForToggleButton(true));
+ }
+ });
+
+ $(document).on("click", ".collapse-toggle", function() {
+ var toggle = $(this);
+ var relatedDoc = toggle.parent().next();
+ if (relatedDoc.is(".stability")) {
+ relatedDoc = relatedDoc.next();
+ }
+ if (relatedDoc.is(".docblock")) {
+ if (relatedDoc.is(":visible")) {
+ relatedDoc.slideUp({duration: 'fast', easing: 'linear'});
+ toggle.parent(".toggle-wrapper").addClass("collapsed");
+ toggle.children(".inner").text(labelForToggleButton(true));
+ toggle.children(".toggle-label").fadeIn();
+ } else {
+ relatedDoc.slideDown({duration: 'fast', easing: 'linear'});
+ toggle.parent(".toggle-wrapper").removeClass("collapsed");
+ toggle.children(".inner").text(labelForToggleButton(false));
+ toggle.children(".toggle-label").hide();
+ }
+ }
+ });
+
+ $(function() {
+ var toggle = $("<a/>", {'href': 'javascript:void(0)', 'class': 'collapse-toggle'})
+ .html("[<span class='inner'></span>]");
+ toggle.children(".inner").text(labelForToggleButton(false));
+
+ $(".method").each(function() {
+ if ($(this).next().is(".docblock") ||
+ ($(this).next().is(".stability") && $(this).next().next().is(".docblock"))) {
+ $(this).children().first().after(toggle.clone());
+ }
+ });
+
+ var mainToggle =
+ $(toggle).append(
+ $('<span/>', {'class': 'toggle-label'})
+ .css('display', 'none')
+ .html('&nbsp;Expand&nbsp;description'));
+ var wrapper = $("<div class='toggle-wrapper'>").append(mainToggle);
+ $("#main > .docblock").before(wrapper);
+ });
+
+ $('pre.line-numbers').on('click', 'span', function() {
+ var prev_id = 0;
+
+ function set_fragment(name) {
+ if (history.replaceState) {
+ history.replaceState(null, null, '#' + name);
+ $(window).trigger('hashchange');
+ } else {
+ location.replace('#' + name);
+ }
+ }
+
+ return function(ev) {
+ var cur_id = parseInt(ev.target.id, 10);
+
+ if (ev.shiftKey && prev_id) {
+ if (prev_id > cur_id) {
+ var tmp = prev_id;
+ prev_id = cur_id;
+ cur_id = tmp;
+ }
+
+ set_fragment(prev_id + '-' + cur_id);
+ } else {
+ prev_id = cur_id;
+
+ set_fragment(cur_id);
+ }
+ };
+ }());
+
+}());
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-16 19:29:52 +0000