Abstracted snippet loading

Adds a utility script that is used to load the snippets (more coming).

scripts/util.js

@@ -0,0 +1,26 @@
+const fs = require('fs-extra'),
+  path = require('path'),
+  chalk = require('chalk');
+// Synchronously read all snippets and sort them as necessary (case-insensitive)
+const readSnippets = snippetsPath => {
+  let snippets = {};
+  try {
+    let snippetFilenames = fs.readdirSync(snippetsPath);
+    snippetFilenames.sort((a, b) => {
+      a = a.toLowerCase();
+      b = b.toLowerCase();
+      if (a < b) return -1;
+      if (a > b) return 1;
+      return 0;
+    });
+    // Store the data read from each snippet in the appropriate object
+    for (let snippet of snippetFilenames)
+      snippets[snippet] = fs.readFileSync(path.join(snippetsPath, snippet), 'utf8');
+  } catch (err) {
+    // Handle errors (hopefully not!)
+    console.log(`${chalk.red('ERROR!')} During snippet loading: ${err}`);
+    process.exit(1);
+  }
+  return snippets;
+}
+module.exports = {readSnippets};