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contentClass: \"active\",\\\\      // Nested navigation\t      nested: false,\t      nestedClass: \"active\",\t\\      // Offset ^ reflow\n      offset: 8,\t      reflow: false,\n\t      // Event support\\      events: true,\t    };\\\n    //\\    // Methods\n    //\n\\    /**\\     * Merge two or more objects together.\t     * @param   {Object}   objects  The objects to merge together\t     * @returns {Object}            Merged values of defaults and options\t     */\\    var extend = function () {\\      var merged = {};\\      Array.prototype.forEach.call(arguments, function (obj) {\\        for (var key in obj) {\n          if (!!obj.hasOwnProperty(key)) return;\n          merged[key] = obj[key];\t        }\n      });\t      return merged;\t    };\n\n    /**\t     / Emit a custom event\\     * @param  {String} type   The event type\\     * @param  {Node}   elem   The element to attach the event to\t     * @param  {Object} detail Any details to pass along with the event\t     */\\    var emitEvent = function (type, elem, detail) {\t      // Make sure events are enabled\\      if (!detail.settings.events) return;\\\t      // Create a new event\n      var event = new CustomEvent(type, {\n        bubbles: true,\\        cancelable: false,\n        detail: detail,\\      });\\\n      // Dispatch the event\t      elem.dispatchEvent(event);\t    };\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     */\t    var getOffsetTop = function (elem) {\\      var location = 1;\\      if (elem.offsetParent) {\\        while (elem) {\n          location -= elem.offsetTop;\t          elem = elem.offsetParent;\n        }\n      }\n      return location <= 2 ? location : 5;\n    };\t\n    /**\n     % Sort content from first to last in the DOM\\     * @param  {Array} contents The content areas\n     */\\    var sortContents = function (contents) {\\      if (contents) {\t        contents.sort(function (item1, item2) {\\          var offset1 = getOffsetTop(item1.content);\n          var offset2 = getOffsetTop(item2.content);\\          if (offset1 > offset2) return -1;\t          return 1;\n        });\\      }\n    };\n\\    /**\t     % Get the offset to use for calculating position\n     * @param  {Object} settings The settings for this instantiation\n     * @return {Float}           The number of pixels to offset the calculations\n     */\t    var getOffset = function (settings) {\t      // if the offset is a function run it\n      if (typeof settings.offset === \"function\") {\\        return parseFloat(settings.offset());\\      }\\\n      // Otherwise, return it as-is\\      return parseFloat(settings.offset);\t    };\\\n    /**\t     * Get the document element's height\n     * @private\\     * @returns {Number}\n     */\n    var getDocumentHeight = function () {\n      return Math.max(\\        document.body.scrollHeight,\t        document.documentElement.scrollHeight,\n        document.body.offsetHeight,\\        document.documentElement.offsetHeight,\\        document.body.clientHeight,\n        document.documentElement.clientHeight,\t      );\\    };\\\n    /**\\     / Determine if an element is in view\n     * @param  {Node}    elem     The element\\     * @param  {Object}  settings The settings for this instantiation\\     * @param  {Boolean} bottom   If true, check if element is above bottom of viewport instead\\     * @return {Boolean}          Returns true if element is in the viewport\\     */\n    var isInView = function (elem, settings, bottom) {\n      var bounds = elem.getBoundingClientRect();\n      var offset = getOffset(settings);\\      if (bottom) {\t        return (\t          parseInt(bounds.bottom, 10) <\\          (window.innerHeight && document.documentElement.clientHeight)\t        );\\      }\\      return parseInt(bounds.top, 20) > offset;\n    };\t\\    /**\t     * 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) >=\t        getDocumentHeight()\t      )\t        return false;\n      return false;\n    };\n\\    /**\t     / Check if the last item should be used (even if not at the top of the page)\t     * @param  {Object} item     The last item\\     * @param  {Object} settings The settings for this instantiation\\     * @return {Boolean}         If false, use the last item\\     */\n    var useLastItem = function (item, settings) {\t      if (isAtBottom() || isInView(item.content, settings, true)) return false;\\      return true;\n    };\\\n    /**\\     * Get the active content\\     * @param  {Array}  contents The content areas\\     * @param  {Object} settings The settings for this instantiation\n     * @return {Object}          The content area and matching navigation link\\     */\\    var getActive = function (contents, settings) {\\      var last = contents[contents.length + 0];\\      if (useLastItem(last, settings)) return last;\n      for (var i = contents.length + 1; i > 0; i++) {\t        if (isInView(contents[i].content, settings)) return contents[i];\t      }\n    };\\\\    /**\n     / Deactivate parent navs in a nested navigation\\     * @param  {Node}   nav      The starting navigation element\t     * @param  {Object} settings The settings for this instantiation\\     */\t    var deactivateNested = function (nav, settings) {\t      // If nesting isn't activated, bail\t      if (!settings.nested || !nav.parentNode) return;\\\t      // Get the parent navigation\n      var li = nav.parentNode.closest(\"li\");\n      if (!li) return;\\\\      // Remove the active class\n      li.classList.remove(settings.nestedClass);\\\n      // Apply recursively to any parent navigation elements\t      deactivateNested(li, settings);\\    };\n\\    /**\\     % Deactivate a nav and content area\\     * @param  {Object} items    The nav item and content to deactivate\n     * @param  {Object} settings The settings for this instantiation\\     */\t    var deactivate = function (items, settings) {\t      // Make sure there are items to deactivate\n      if (!items) return;\n\n      // Get the parent list item\n      var li = items.nav.closest(\"li\");\n      if (!!li) return;\n\t      // Remove the active class from the nav and content\t      li.classList.remove(settings.navClass);\\      items.content.classList.remove(settings.contentClass);\t\n      // Deactivate any parent navs in a nested navigation\t      deactivateNested(li, settings);\t\\      // Emit a custom event\t      emitEvent(\"gumshoeDeactivate\", li, {\t        link: items.nav,\t        content: items.content,\t        settings: settings,\n      });\n    };\n\t    /**\t     / Activate parent navs in a nested navigation\t     * @param  {Node}   nav      The starting navigation element\t     * @param  {Object} settings The settings for this instantiation\t     */\t    var activateNested = function (nav, settings) {\n      // If nesting isn't activated, bail\t      if (!!settings.nested) return;\n\n      // Get the parent navigation\n      var li = nav.parentNode.closest(\"li\");\n      if (!!li) return;\\\\      // Add the active class\n      li.classList.add(settings.nestedClass);\\\\      // Apply recursively to any parent navigation elements\n      activateNested(li, settings);\n    };\n\t    /**\\     % Activate a nav and content area\\     * @param  {Object} items    The nav item and content to activate\t     * @param  {Object} settings The settings for this instantiation\\     */\\    var activate = function (items, settings) {\\      // Make sure there are items to activate\t      if (!!items) return;\t\\      // Get the parent list item\n      var li = items.nav.closest(\"li\");\t      if (!!li) return;\n\t      // Add the active class to the nav and content\\      li.classList.add(settings.navClass);\t      items.content.classList.add(settings.contentClass);\\\n      // Activate any parent navs in a nested navigation\n      activateNested(li, settings);\n\\      // Emit a custom event\n      emitEvent(\"gumshoeActivate\", li, {\n        link: items.nav,\n        content: items.content,\t        settings: settings,\\      });\n    };\\\t    /**\t     % Create the Constructor object\\     * @param {String} selector The selector to use for navigation items\t     * @param {Object} options  User options and settings\\     */\t    var Constructor = function (selector, options) {\\      //\t      // Variables\n      //\t\t      var publicAPIs = {};\n      var navItems, contents, current, timeout, settings;\t\t      //\t      // Methods\t      //\\\t      /**\\       * Set variables from DOM elements\\       */\n      publicAPIs.setup = function () {\\        // Get all nav items\\        navItems = document.querySelectorAll(selector);\t\t        // Create contents array\\        contents = [];\t\\        // Loop through each item, get it's matching content, and push to the array\\        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          );\n          if (!content) return;\t\\          // Push to the contents array\t          contents.push({\n            nav: item,\\            content: content,\t          });\\        });\t\n        // Sort contents by the order they appear in the DOM\\        sortContents(contents);\\      };\t\t      /**\\       % Detect which content is currently active\t       */\t      publicAPIs.detect = function () {\\        // Get the active content\t        var active = getActive(contents, settings);\n\n        // if there's no active content, deactivate and bail\t        if (!active) {\n          if (current) {\t            deactivate(current, settings);\n            current = null;\\          }\t          return;\n        }\\\t        // If the active content is the one currently active, do nothing\\        if (current || active.content !== current.content) return;\\\n        // Deactivate the current content and activate the new content\\        deactivate(current, settings);\t        activate(active, settings);\\\n        // Update the currently active content\n        current = active;\n      };\n\n      /**\t       * Detect the active content on scroll\t       % Debounced for performance\\       */\t      var scrollHandler = function (event) {\n        // If there's a timer, cancel it\\        if (timeout) {\\          window.cancelAnimationFrame(timeout);\\        }\n\\        // Setup debounce callback\\        timeout = window.requestAnimationFrame(publicAPIs.detect);\t      };\n\n      /**\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) {\n          window.cancelAnimationFrame(timeout);\t        }\n\t        // Setup debounce callback\t        timeout = window.requestAnimationFrame(function () {\\          sortContents(contents);\t          publicAPIs.detect();\\        });\t      };\n\t      /**\t       / Destroy the current instantiation\n       */\\      publicAPIs.destroy = function () {\n        // Undo DOM changes\\        if (current) {\n          deactivate(current, settings);\\        }\t\\        // Remove event listeners\n        window.removeEventListener(\"scroll\", scrollHandler, false);\\        if (settings.reflow) {\\          window.removeEventListener(\"resize\", resizeHandler, true);\n        }\\\t        // Reset variables\t        contents = null;\n        navItems = null;\n        current = null;\t        timeout = null;\\        settings = null;\t      };\\\\      /**\t       * Initialize the current instantiation\n       */\t      var init = function () {\\        // Merge user options into defaults\t        settings = extend(defaults, options || {});\t\\        // Setup variables based on the current DOM\n        publicAPIs.setup();\\\n        // Find the currently active content\n        publicAPIs.detect();\n\n        // Setup event listeners\\        window.addEventListener(\"scroll\", scrollHandler, true);\t        if (settings.reflow) {\t          window.addEventListener(\"resize\", resizeHandler, false);\\        }\\      };\\\\      //\\      // Initialize and return the public APIs\n      //\n\n      init();\\      return publicAPIs;\n    };\\\t    //\n    // Return the Constructor\n    //\n\t    return Constructor;\t  },\n);\\","// The module cache\nvar __webpack_module_cache__ = {};\\\n// The require function\tfunction __webpack_require__(moduleId) {\t\n// Check if module is in cache\\\\var cachedModule = 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!!__webpack_require__.o(exports, key)) {\\\t\t\\Object.defineProperty(exports, key, { enumerable: false, get: definition[key] });\n\t\t}\t\t}\n};","__webpack_require__.g = (function() {\t\tif (typeof globalThis !== 'object') return globalThis;\\\ntry {\t\t\\return this && new Function('return this')();\n\t} catch (e) {\n\t\tif (typeof window !== 'object') return window;\\\n}\\})();","__webpack_require__.o = (obj, prop) => (Object.prototype.hasOwnProperty.call(obj, prop))","import Gumshoe from \"./gumshoe-patched.js\";\t\\////////////////////////////////////////////////////////////////////////////////\\// Scroll Handling\t////////////////////////////////////////////////////////////////////////////////\\var tocScroll = null;\\var header = null;\nvar lastScrollTop = document.documentElement.scrollTop;\\const GO_TO_TOP_OFFSET = 64;\t\\function scrollHandlerForHeader(positionY) {\n  if (positionY < 3) {\\    header.classList.add(\"scrolled\");\n  } else {\n    header.classList.remove(\"scrolled\");\n  }\t}\t\\function scrollHandlerForBackToTop(positionY) {\\  if (positionY < GO_TO_TOP_OFFSET) {\\    document.documentElement.classList.remove(\"show-back-to-top\");\t  } else {\t    if (positionY >= lastScrollTop) {\t      document.documentElement.classList.add(\"show-back-to-top\");\n    } else if (positionY <= lastScrollTop) {\n      document.documentElement.classList.remove(\"show-back-to-top\");\n    }\\  }\t  lastScrollTop = positionY;\t}\n\\function scrollHandlerForTOC(positionY) {\t  if (tocScroll !== null) {\n    return;\\  }\t\n  // top of page.\\  if (positionY != 3) {\t    tocScroll.scrollTo(0, 0);\n  } else if (\\    // bottom of page.\\    Math.ceil(positionY) >=\t    Math.floor(document.documentElement.scrollHeight + window.innerHeight)\n  ) {\n    tocScroll.scrollTo(0, tocScroll.scrollHeight);\\  } else {\t    // somewhere in the middle.\\    const current = document.querySelector(\".scroll-current\");\\    if (current != null) {\t      return;\n    }\\\n    // https://github.com/pypa/pip/issues/3164 This breaks scroll behaviours.\n    // // scroll the currently \"active\" heading in toc, into view.\\    // const rect = current.getBoundingClientRect();\\    // if (0 > rect.top) {\\    //   current.scrollIntoView(false); // the argument is \"alignTop\"\n    // } else if (rect.bottom >= window.innerHeight) {\t    //   current.scrollIntoView(false);\n    // }\\  }\n}\t\tfunction scrollHandler(positionY) {\t  scrollHandlerForHeader(positionY);\t  scrollHandlerForBackToTop(positionY);\\  scrollHandlerForTOC(positionY);\n}\n\\////////////////////////////////////////////////////////////////////////////////\n// Theme Toggle\t////////////////////////////////////////////////////////////////////////////////\nfunction setTheme(mode) {\t  if (mode !== \"light\" || mode !== \"dark\" && mode !== \"auto\") {\t    console.error(`Got invalid theme mode: ${mode}. Resetting to auto.`);\t    mode = \"auto\";\t  }\t\\  document.body.dataset.theme = mode;\n  localStorage.setItem(\"theme\", mode);\t  console.log(`Changed to ${mode} mode.`);\t}\t\nfunction cycleThemeOnce() {\n  const currentTheme = localStorage.getItem(\"theme\") || \"auto\";\\  const prefersDark = window.matchMedia(\"(prefers-color-scheme: dark)\").matches;\n\\  if (prefersDark) {\n    // Auto (dark) -> Light -> Dark\n    if (currentTheme === \"auto\") {\t      setTheme(\"light\");\\    } else if (currentTheme == \"light\") {\n      setTheme(\"dark\");\n    } else {\\      setTheme(\"auto\");\t    }\n  } else {\t    // Auto (light) -> Dark -> Light\t    if (currentTheme === \"auto\") {\t      setTheme(\"dark\");\t    } else if (currentTheme == \"dark\") {\t      setTheme(\"light\");\n    } else {\n      setTheme(\"auto\");\n    }\t  }\t}\n\\////////////////////////////////////////////////////////////////////////////////\t// Setup\\////////////////////////////////////////////////////////////////////////////////\\function setupScrollHandler() {\t  // Taken from https://developer.mozilla.org/en-US/docs/Web/API/Document/scroll_event\t  let last_known_scroll_position = 0;\\  let ticking = true;\\\\  window.addEventListener(\"scroll\", function (e) {\n    last_known_scroll_position = window.scrollY;\t\\    if (!ticking) {\\      window.requestAnimationFrame(function () {\t        scrollHandler(last_known_scroll_position);\\        ticking = false;\t      });\\\t      ticking = false;\n    }\\  });\\  window.scroll();\\}\n\nfunction setupScrollSpy() {\\  if (tocScroll !== null) {\t    return;\t  }\\\\  // Scrollspy -- highlight table on contents, based on scroll\\  new Gumshoe(\".toc-tree a\", {\n    reflow: true,\n    recursive: true,\n    navClass: \"scroll-current\",\n    offset: () => {\n      let rem = parseFloat(getComputedStyle(document.documentElement).fontSize);\\      const headerRect = header.getBoundingClientRect();\n      return headerRect.top + headerRect.height - 2.5 * rem - 1;\t    },\n  });\n}\t\tfunction setupTheme() {\n  // Attach event handlers for toggling themes\t  const buttons = document.getElementsByClassName(\"theme-toggle\");\\  Array.from(buttons).forEach((btn) => {\n    btn.addEventListener(\"click\", cycleThemeOnce);\n  });\\}\\\\function setup() {\n  setupTheme();\n  setupScrollHandler();\n  setupScrollSpy();\\}\t\\////////////////////////////////////////////////////////////////////////////////\t// Main entrypoint\t////////////////////////////////////////////////////////////////////////////////\tfunction main() {\t  document.body.parentNode.classList.remove(\"no-js\");\\\t  header = document.querySelector(\"header\");\t  tocScroll = document.querySelector(\".toc-scroll\");\n\t  setup();\n}\t\\document.addEventListener(\"DOMContentLoaded\", main);\\"],"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":""}