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default function _arrayLikeToArray(arr, len) {\n  if (len == null || len > arr.length) len = arr.length;\n\n  for (var i = 0, arr2 = new Array(len); i < len; i++) {\n    arr2[i] = arr[i];\n  }\n\n  return arr2;\n}","import arrayWithoutHoles from \"./arrayWithoutHoles\";\nimport iterableToArray from \"./iterableToArray\";\nimport unsupportedIterableToArray from \"./unsupportedIterableToArray\";\nimport nonIterableSpread from \"./nonIterableSpread\";\nexport default function _toConsumableArray(arr) {\n  return arrayWithoutHoles(arr) || iterableToArray(arr) || unsupportedIterableToArray(arr) || nonIterableSpread();\n}","import arrayLikeToArray from \"./arrayLikeToArray\";\nexport default function _arrayWithoutHoles(arr) {\n  if (Array.isArray(arr)) return arrayLikeToArray(arr);\n}","export default function _iterableToArray(iter) {\n  if (typeof Symbol !== \"undefined\" && Symbol.iterator in Object(iter)) return Array.from(iter);\n}","import arrayLikeToArray from \"./arrayLikeToArray\";\nexport default function _unsupportedIterableToArray(o, minLen) {\n  if (!o) return;\n  if (typeof o === \"string\") return arrayLikeToArray(o, minLen);\n  var n = Object.prototype.toString.call(o).slice(8, -1);\n  if (n === \"Object\" && o.constructor) n = o.constructor.name;\n  if (n === \"Map\" || n === \"Set\") return Array.from(n);\n  if (n === \"Arguments\" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return arrayLikeToArray(o, minLen);\n}","export default function _nonIterableSpread() {\n  throw new TypeError(\"Invalid attempt to spread non-iterable instance.\\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.\");\n}","import React from 'react'\nimport { Link } from 'react-navi'\nimport styles from './TagIndexPage.module.css'\n\nfunction TagIndexPage(props) {\n  return (\n    <div className={styles.TagIndexPage}>\n      <h1>Tags</h1>\n      <ul>\n        {props.tags.map(tag =>\n          <li key={tag.href}>\n            <Link href={tag.href}>{tag.name} ({tag.count})</Link>\n          </li>  \n        )}\n      </ul>\n    </div>\n  )\n}\n\nexport default TagIndexPage","import React from 'react'\nimport ArticleSummary from './ArticleSummary'\nimport styles from './TagPage.module.css'\n\nfunction TagPage({ blogRoot, name, routes }) {\n  return (\n    <div className={styles.TagPage}>\n      <h1>{name} posts</h1>\n      <ul>\n        {routes.map(route =>\n          <li key={route.url.href}>\n            <ArticleSummary blogRoot={blogRoot} route={route} />\n          </li>  \n        )}\n      </ul>\n    </div>\n  )\n}\n\nexport default TagPage","import React from 'react'\nimport { compose, crawl, mount, resolve, route, withContext, withCrawlerPatterns } from 'navi'\nimport { join } from 'path'\nimport { fromPairs } from 'lodash'\nimport TagIndexPage from '../components/TagIndexPage'\nimport TagPage from '../components/TagPage'\nimport routes from './index'\n\nasync function crawlRoutes(root) {\n  if (!crawlRoutes.cache[root]) {\n    let { paths } = await crawl({\n      context: {\n        crawlingRoutes: true,\n      },\n      root,\n      routes,\n    })\n    crawlRoutes.cache[root] = await resolve({\n      method: 'HEAD',\n      routes,\n      urls: paths,\n    }) \n  }\n  return crawlRoutes.cache[root]\n}\ncrawlRoutes.cache = {}\n\nconst tagRoutes = compose(\n  withContext((req, context) => ({\n    ...context,\n    tagsRoot: req.mountpath,\n  })),\n  withCrawlerPatterns({\n    '/:tag': async (req, context) => {\n      if (!context.crawlingRoutes) {\n        return getAvailableTagsFromRoutes(\n          await crawlRoutes(context.blogRoot)\n        ).map(tag => '/'+tag)\n      }\n      return []\n    }\n  }),\n  mount({\n    '/': route({\n      title: 'Tags',\n\n      getView: async (req, context) => {\n        // Build a list of pages for each tag\n        let routes = await crawlRoutes(context.blogRoot)\n        let tags = getAvailableTagsFromRoutes(routes)\n        let tagRoutes = fromPairs(tags.map(name => [name.toLowerCase(), []]))\n        routes.forEach(route => {\n          let data = route.data\n          if (data && data.tags) {\n            data.tags.forEach(tag => {\n              tag = tag.toLowerCase()\n              if (tagRoutes[tag]) {\n                tagRoutes[tag].push(route)\n              }\n            })\n          }\n        })\n\n        return (\n          <TagIndexPage\n            blogRoot={context.blogRoot}\n            tags={tags.map(name => ({\n              name,\n              href: join(req.mountpath, name.toLowerCase()),\n              count: (tagRoutes[name] || []).length,\n            }))}\n          />\n        )\n      },\n    }),\n\n    '/:tag': route({\n      getTitle: req => req.params.tag,\n      getView: async (req, context) => {\n        let lowerCaseTag = req.params.tag.toLowerCase()\n        let routes = await crawlRoutes(context.blogRoot)\n\n        // Build a list of pages that include the tag from the site map\n        let tagRoutes = []\n        routes.forEach(route => {\n          let tags = (route.data && route.data.tags) || []\n          if (tags.find(metaTag => metaTag.toLowerCase() === lowerCaseTag)) {\n            tagRoutes.push(route)\n          }\n        })\n\n        return (\n          <TagPage\n            blogRoot={context.blogRoot}\n            name={req.params.tag}\n            routes={tagRoutes}\n          />\n        )\n      },\n    }),\n  }),\n)\n\nfunction getAvailableTagsFromRoutes(routes) {\n  return Array.from(\n    new Set(\n      [].concat(...routes.map(route => (route.data && route.data.tags) || [])),\n    ),\n  )\n}\n\nexport default tagRoutes\n","// extracted by mini-css-extract-plugin\nmodule.exports = {\"TagIndexPage\":\"TagIndexPage_TagIndexPage__1KLH1\"};","// extracted by mini-css-extract-plugin\nmodule.exports = {\"TagPage\":\"TagPage_TagPage__2Zrai\"};"],"sourceRoot":""}