Solution

src/convertToObject.js

@@ -5,8 +5,22 @@
  *
  * @return {object}
  */
-function convertToObject(sourceString) {
-  // write your code here
+function convertToObject(stylesString) {
+  return stylesString
+    .split(';')
+    .map((line) => line.trim())
+    .filter((line) => line)
+    .reduce((stylesObject, declaration) => {
+      const [property, value] = declaration
+        .split(':')
+        .map((part) => part.trim());
+
+      if (property && value) {
+        stylesObject[property] = value;
+      }
+
+      return stylesObject;
+    }, {});
 }
 
 module.exports = convertToObject;