fix: handling ZodDefault (#8)

examples/html/package.json

@@ -1,6 +1,6 @@
 {
   "name": "zod-form-validation-html-example",
-  "version": "0.1.7",
+  "version": "0.1.8",
   "description": "",
   "main": "index.html",
   "scripts": {

examples/next/package.json

@@ -1,6 +1,6 @@
 {
   "name": "react",
-  "version": "0.1.7",
+  "version": "0.1.8",
   "private": true,
   "scripts": {
     "dev": "next dev",

library/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@vardario/zod-form-validation",
-  "version": "0.1.7",
+  "version": "0.1.8",
   "description": "",
   "main": "dist/index.js",
   "type": "module",

library/src/tests/test-fixtures.ts

@@ -5,6 +5,7 @@ export const SCHEMA = z
   .object({
     string: z.string().optional(),
     boolean: z.boolean(),
+    defaultBoolean: z.boolean().default(true),
     bigInt: z.bigint(),
     number: z.number(),
     stringArray: z.array(z.string()),
@@ -28,6 +29,7 @@ export const EXPECTED_DATA: DataType = {
   bigInt: 1n,
   bigIntArray: [0n, 1n, 2n],
   boolean: true,
+  defaultBoolean: true,
   booleanArray: [true, false],
   number: 1024,
   numberArray: [0],
@@ -53,6 +55,7 @@ export function getDom() {
       <option value="2">2</option>
   </select>
   <input name="boolean" type="checkbox" />
+  <input name="defaultBoolean" type="checkbox" />
   <select multiple name="booleanArray">
       <option value="true">true</option>
       <option value="false">false</option>
@@ -94,6 +97,7 @@ export function getFormData() {
   formData.append('bigIntArray', '1');
   formData.append('bigIntArray', '2');
   formData.append('boolean', 'true');
+  formData.append('defaultBoolean', 'true');
   formData.append('booleanArray', 'true');
   formData.append('booleanArray', 'false');
   formData.append('number', '1024');

library/src/tests/utils.test.ts

@@ -2,7 +2,6 @@ import { describe, expect, test } from 'vitest';
 import {
   flattenObject,
   flattenSchema,
-  formDataToData,
   formDataToObject,
   objectToFormData,
   parseFormData,
@@ -18,6 +17,7 @@ describe('utils', () => {
       bigInt: ['1'],
       bigIntArray: ['0', '1', '2'],
       boolean: ['true'],
+      defaultBoolean: ['true'],
       booleanArray: ['true', 'false'],
       number: ['1024'],
       numberArray: ['0'],
@@ -48,6 +48,7 @@ describe('utils', () => {
         'bigInt',
         'bigIntArray',
         'boolean',
+        'defaultBoolean',
         'booleanArray',
         'number',
         'numberArray',
@@ -81,6 +82,7 @@ describe('utils', () => {
         'bigInt',
         'bigIntArray',
         'boolean',
+        'defaultBoolean',
         'booleanArray',
         'number',
         'numberArray',
@@ -104,8 +106,4 @@ describe('utils', () => {
       expect(result.data).toStrictEqual(EXPECTED_DATA);
     }
   });
-
-  test('formDataToData', () => {
-    expect(formDataToData(getFormData(), SCHEMA)).toStrictEqual(EXPECTED_DATA);
-  });
 });

library/src/utils.ts

@@ -1,4 +1,4 @@
-import { ZodEffectsDef, ZodFirstPartyTypeKind, ZodOptionalDef, z } from 'zod';
+import { ZodDefaultDef, ZodEffectsDef, ZodFirstPartyTypeKind, ZodOptionalDef, z } from 'zod';
 
 import { DATA_VALIDATION_ERROR_MESSAGE_ATTRIBUTE_NAME } from './form-validation.js';
 
@@ -27,6 +27,10 @@ export function fullyUnwrap<TSchema extends z.ZodSchema>(schema: TSchema) {
     result = fullyUnwrap((schema._def as ZodOptionalDef).innerType);
   }
 
+  if (type === ZodFirstPartyTypeKind.ZodDefault) {
+    result = fullyUnwrap((schema._def as ZodDefaultDef).innerType);
+  }
+
   while (result['unwrap'] !== undefined && typeof result['unwrap'] === 'function') {
     result = result['unwrap']();
   }

package.json

@@ -1,7 +1,7 @@
 {
   "private": true,
   "name": "root",
-  "version": "0.1.7",
+  "version": "0.1.8",
   "license": "MIT",
   "repository": {
     "type": "git",