[fix] The formatter and formatting style have been changed.

cssToHtml.js

@@ -1,11 +1,10 @@
 import fs from 'fs-extra'
 import path from 'path'
-import { createSyncFn } from 'synckit'
+import format from "html-format"
 import { parse } from '@adobe/css-tools'
 import { createParser } from 'css-selector-parser'
 import { ElementOfHtml } from './elementOfHtml.js'
 
-const syncFormatting = createSyncFn(path.resolve('./formatWorker.js'))
 
 export class CssToHtml {
   static ENCODING = 'utf8'
@@ -101,20 +100,31 @@ export class CssToHtml {
     if (this.#writeInFile) {
       newContent = this.#html.substring(0, contentStartIndex)
 
+      if (contentStartIndex)
+        newContent += '\n'
+
       for (let element of this.#elements) {
-        newContent += element.string + '\n'
+        newContent += element.string
       }
 
       newContent += this.#html.substring(contentEndIndex)
     }
     else {
       for (let element of this.#elements) {
-        newContent += element.string + '\n'
+        newContent += element.string
       }
     }
 
     if (this.format) {
-      return syncFormatting(newContent)
+      try {
+        return format(newContent, '  ')
+      }
+      catch (error) {
+        throw new Error(
+          `An error occurred during formatting, check your code!
+Perhaps this happened because the code that was converted turned out to be incorrect.`
+        )
+      }
     } else {
       return newContent
     }

elementOfHtml.js

@@ -76,20 +76,23 @@ export class ElementOfHtml {
     this.#string += this.textBefore ? ` ${this.textBefore}` : ''
   }
   #addTextAfter() {
-    this.#string += this.textAfter ? `${this.textAfter}` : ''
+    this.#string += this.textAfter ? `${this.textAfter}\n` : '\n'
   }
   #addText() {
     this.#string += this.text ? `${this.text}` : ''
   }
   #addInnerElements() {
+    if (this.innerElements.length > 0) {
+      this.#string += '\n'
+    }
     for (let innerElement of this.innerElements) {
-      this.#string += '\n' + innerElement.string
+      this.#string += innerElement.string
     }
   }
   #createEndString() {
-    if (!this.#selfCloseTag) {
-      this.#string += '</' + this.tag + '>'
-    }
+    if (this.#selfCloseTag) return
+
+    this.#string += '</' + this.tag + '>'
   }
   searchInnerElements(elements, searchIndex) {
     for (++searchIndex; searchIndex < elements.length; searchIndex++) {

package.json

@@ -28,8 +28,7 @@
     "@adobe/css-tools": "^4.4.0",
     "css-selector-parser": "^3.0.5",
     "fs-extra": "^11.2.0",
-    "prettier": "^3.3.3",
-    "synckit": "^0.9.2"
+    "html-format": "^1.1.7"
   },
   "license": "ISC"
 }