From a75097c27d22c39a7aec7dedad041fd9b9808609 Mon Sep 17 00:00:00 2001
From: Cosmin Popovici <hellocosmin@gmail.com>
Date: Tue, 23 Jun 2026 16:38:53 +0300
Subject: [PATCH 1/2] chore: remove default html.format from config

---
 src/config/defaults.ts         | 1 -
 src/tests/render/basic.test.ts | 1 -
 2 files changed, 2 deletions(-)

diff --git a/src/config/defaults.ts b/src/config/defaults.ts
index e9a4361d..f756538b 100644
--- a/src/config/defaults.ts
+++ b/src/config/defaults.ts
@@ -23,7 +23,6 @@ export const defaults: MaizzleConfig = {
   },
   html: {
     decodeEntities: true,
-    format: true,
   },
   useTransformers: true,
 }
diff --git a/src/tests/render/basic.test.ts b/src/tests/render/basic.test.ts
index da4a980a..e3ce3224 100644
--- a/src/tests/render/basic.test.ts
+++ b/src/tests/render/basic.test.ts
@@ -95,7 +95,6 @@ describe('render', () => {
       expect(result.config.css?.inline).toBe(true)
       expect(result.config.css?.purge).toBe(true)
       expect(result.config.css?.shorthand).toBe(true)
-      expect(result.config.html?.format).toBe(true)
     })
   })
 

From 3619f10c9fe9f8ad9d0ee1511d9b25244aab6e6d Mon Sep 17 00:00:00 2001
From: Cosmin Popovici <hellocosmin@gmail.com>
Date: Tue, 23 Jun 2026 16:44:03 +0300
Subject: [PATCH 2/2] fix: use oxfmt FormatConfig instead of deprecated
 FormatOptions

---
 src/index.ts                          |  2 +-
 src/tests/transformers/format.test.ts |  4 ++--
 src/transformers/format.ts            | 10 +++++-----
 src/types/config.ts                   |  2 +-
 4 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/src/index.ts b/src/index.ts
index b7e0ac34..0ff33a71 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -64,6 +64,6 @@ export type { PurgeCssOptions } from './transformers/purgeCss.ts'
 export { filters } from './transformers/filters/index.ts'
 export { replaceStrings } from './transformers/replaceStrings.ts'
 export { format } from './transformers/format.ts'
-export type { FormatOptions } from './transformers/format.ts'
+export type { FormatConfig } from './transformers/format.ts'
 export { minify } from './transformers/minify.ts'
 export type { MinifyOptions } from './transformers/minify.ts'
diff --git a/src/tests/transformers/format.test.ts b/src/tests/transformers/format.test.ts
index c4a66fff..12002cbd 100644
--- a/src/tests/transformers/format.test.ts
+++ b/src/tests/transformers/format.test.ts
@@ -1,7 +1,7 @@
 import { describe, it, expect } from 'vitest'
-import { format, type FormatOptions } from '../../transformers/format.ts'
+import { format, type FormatConfig } from '../../transformers/format.ts'
 
-async function run(html: string, option?: boolean | FormatOptions): Promise<string> {
+async function run(html: string, option?: boolean | FormatConfig): Promise<string> {
   if (option === false) return html
   const opts = (option === true || option == null) ? {} : option
   return format(html, opts)
diff --git a/src/transformers/format.ts b/src/transformers/format.ts
index 5b11afd6..b95e507f 100644
--- a/src/transformers/format.ts
+++ b/src/transformers/format.ts
@@ -1,10 +1,10 @@
 import { format as oxfmt } from 'oxfmt'
 import { defu as merge } from 'defu'
-import type { FormatOptions } from 'oxfmt'
+import type { FormatConfig } from 'oxfmt'
 
-export type { FormatOptions } from 'oxfmt'
+export type { FormatConfig } from 'oxfmt'
 
-const DEFAULT_OPTIONS: FormatOptions = {
+const DEFAULT_OPTIONS: FormatConfig = {
   printWidth: 320,
   htmlWhitespaceSensitivity: 'ignore',
   embeddedLanguageFormatting: 'off',
@@ -17,7 +17,7 @@ const DEFAULT_OPTIONS: FormatOptions = {
  * you pass.
  *
  * @param html    HTML string to format.
- * @param options [oxfmt `FormatOptions`](https://github.com/oxc-project/oxfmt).
+ * @param options [oxfmt `FormatConfig`](https://github.com/oxc-project/oxfmt).
  * @returns       The formatted HTML string.
  *
  * @example
@@ -25,7 +25,7 @@ const DEFAULT_OPTIONS: FormatOptions = {
  *
  * const pretty = await format(html, { useTabs: true, tabWidth: 4 })
  */
-export async function format(html: string, options: FormatOptions = {}): Promise<string> {
+export async function format(html: string, options: FormatConfig = {}): Promise<string> {
   const merged = merge(options, DEFAULT_OPTIONS)
   const result = await oxfmt('input.html', html, merged)
   return result.code
diff --git a/src/types/config.ts b/src/types/config.ts
index f38eab78..344ac2cf 100644
--- a/src/types/config.ts
+++ b/src/types/config.ts
@@ -360,7 +360,7 @@ export interface HtmlConfig {
    *
    * Set to `true` to enable with defaults, or pass options.
    */
-  format?: boolean | import('oxfmt').FormatOptions
+  format?: boolean | import('oxfmt').FormatConfig
   /**
    * Minify the HTML output.
    *