Update definitionsCheck.js

Author: dblythy

ci/definitionsCheck.js

@@ -14,6 +14,14 @@ const util = require('util');
     fs.readFile('./src/Options/docs.js', 'utf8'),
   ]);
   if (currentDefinitions !== newDefinitions || currentDocs !== newDocs) {
+    const getDifference = (s, t) => {
+      s = [...s].sort();
+      t = [...t].sort();
+      return t.find((char, i) => char !== s[i]);
+    };
+
+    console.log('Difference definitions: \n\n', getDifference(currentDefinitions, newDefinitions));
+    console.log('Difference docs: \n\n', getDifference(currentDocs, newDefinitions));
     console.error(
       '\x1b[31m%s\x1b[0m',
       'Definitions files cannot be updated manually. Please update src/Options/index.js then run `npm run definitions` to generate definitions.'