Merge pull request #134 from tjinauyeung/fix/empty-object-in-errors-when-field-is-array

Author: larrybotha

.eslintrc.js

@@ -1,6 +1,8 @@
 module.exports = {
   root: true,
 
+  ignorePatterns: ['test/**/*.js'],
+
   extends: ['eslint:recommended', 'plugin:unicorn/recommended', 'prettier'],
 
   rules: {

lib/util.js

@@ -46,21 +46,23 @@ function getErrorsFromSchema(initialValues, schema, errors = {}) {
         errors[key] = getErrorsFromSchema(
           initialValues[key],
           schema[key].fields,
-          Object.assign({}, errors[key]),
+          {...errors[key]},
         );
         break;
       }
 
       case schema[key].type === 'array': {
         const values =
           initialValues && initialValues[key] ? initialValues[key] : [];
-        errors[key] = values.map((value) =>
-          getErrorsFromSchema(
+        errors[key] = values.map((value) => {
+          const innerError = getErrorsFromSchema(
             value,
             schema[key].innerType.fields,
-            Object.assign({}, errors[key]),
-          ),
-        );
+            {...errors[key]},
+          );
+
+          return Object.keys(innerError).length > 0 ? innerError : '';
+        });
         break;
       }