Solution

src/convertToObject.js

@@ -6,7 +6,19 @@
  * @return {object}
  */
 function convertToObject(sourceString) {
-  // write your code here
+  const styles = sourceString.split(';');
+
+  return styles.reduce((prev, item) => {
+    if (item.trim()) {
+      let [key, val] = item.split(':');
+
+      key = key.trim();
+      val = val.trim();
+      prev[key] = val;
+    }
+
+    return prev;
+  }, {});
 }
 
 module.exports = convertToObject;