Scaffold basic workshop frontend.

lib/utils/files.js

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+import fs from 'fs'
+import path from 'path'
+
+const pipe = (...fns) => (x) => fns.reduce((v, f) => f(v), x)
+
+const flattenArray = (input) =>
+  input.reduce((acc, item) => [...acc, ...(Array.isArray(item) ? item : [item])], [])
+
+const map = (fn) => (input) => input.map(fn)
+
+const walkDir = (fullPath) => {
+  return fs.statSync(fullPath).isFile() ? fullPath : getAllFilesRecursively(fullPath)
+}
+
+const pathJoinPrefix = (prefix) => (extraPath) => path.join(prefix, extraPath)
+
+const getAllFilesRecursively = (folder) =>
+  pipe(fs.readdirSync, map(pipe(pathJoinPrefix(folder), walkDir)), flattenArray)(folder)
+
+export default getAllFilesRecursively

lib/utils/formatDate.js

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+import siteMetadata from '@/data/siteMetadata'
+
+const formatDate = (date) => {
+  const options = {
+    year: 'numeric',
+    month: 'long',
+    day: 'numeric',
+  }
+  const now = new Date(date).toLocaleDateString(siteMetadata.locale, options)
+
+  return now
+}
+
+export default formatDate

lib/utils/htmlEscaper.js

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+const { replace } = ''
+
+// escape
+const es = /&(?:amp|#38|lt|#60|gt|#62|apos|#39|quot|#34);/g
+const ca = /[&<>'"]/g
+
+const esca = {
+  '&': '&amp;',
+  '<': '&lt;',
+  '>': '&gt;',
+  "'": '&#39;',
+  '"': '&quot;',
+}
+const pe = (m) => esca[m]
+
+/**
+ * Safely escape HTML entities such as `&`, `<`, `>`, `"`, and `'`.
+ * @param {string} es the input to safely escape
+ * @returns {string} the escaped input, and it **throws** an error if
+ *  the input type is unexpected, except for boolean and numbers,
+ *  converted as string.
+ */
+export const escape = (es) => replace.call(es, ca, pe)

lib/utils/kebabCase.js

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+const kebabCase = (str) =>
+  str &&
+  str
+    .match(/[A-Z]{2,}(?=[A-Z][a-z]+[0-9]*|\b)|[A-Z]?[a-z]+[0-9]*|[A-Z]|[0-9]+/g)
+    .map((x) => x.toLowerCase())
+    .join('-')
+
+export default kebabCase