color editing

shared/utils/parseTitle.js

@@ -0,0 +1,18 @@
+// @flow
+import emojiRegex from 'emoji-regex';
+
+export default function parseTitle(text: string = '') {
+  const regex = emojiRegex();
+
+  // find and extract title
+  const firstLine = text.trim().split(/\r?\n/)[0];
+  const title = firstLine.replace(/^#/, '').trim();
+
+  // find and extract first emoji
+  const matches = regex.exec(title);
+  const firstEmoji = matches ? matches[0] : null;
+  const startsWithEmoji = firstEmoji && title.startsWith(firstEmoji);
+  const emoji = startsWithEmoji ? firstEmoji : undefined;
+
+  return { title, emoji };
+}