docs(changelog test): i test how to automate ChangeLog

node_modules/inquirer/lib/utils/incrementListIndex.js

@@ -0,0 +1,19 @@
+function incrementListIndex(current, dir, opt) {
+  const len = opt.choices.realLength;
+  const shouldLoop = 'loop' in opt ? Boolean(opt.loop) : true;
+  if (dir === 'up') {
+    if (current > 0) {
+      return current - 1;
+    }
+    return shouldLoop ? len - 1 : current;
+  }
+  if (dir === 'down') {
+    if (current < len - 1) {
+      return current + 1;
+    }
+    return shouldLoop ? 0 : current;
+  }
+  throw new Error('dir must be up or down');
+}
+
+module.exports = incrementListIndex;