From c0da232c9b4c82f184d383da825d29ca5b172000 Mon Sep 17 00:00:00 2001
From: Eugeny <akulistus555@gmail.com>
Date: Wed, 17 Dec 2025 00:09:07 +0300
Subject: [PATCH 1/3] fix(paste): replace PasteEvent with HTMLPasteEvent to
 preserve innerHTML

---
 package.json |  2 +-
 src/index.ts | 16 +++++-----------
 2 files changed, 6 insertions(+), 12 deletions(-)

diff --git a/package.json b/package.json
index d884738..ea922a9 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@editorjs/code",
-  "version": "2.9.3",
+  "version": "2.9.4",
   "keywords": [
     "codex editor",
     "code",
diff --git a/src/index.ts b/src/index.ts
index ac9098d..5608ed3 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,7 +1,7 @@
 import './index.css';
 import { getLineStartPosition } from './utils/string';
 import { IconBrackets } from '@codexteam/icons';
-import type { API, BlockTool, BlockToolConstructorOptions, BlockToolData, PasteConfig, PasteEvent, SanitizerConfig, ToolboxConfig } from '@editorjs/editorjs';
+import type { API, BlockTool, BlockToolConstructorOptions, BlockToolData, HTMLPasteEvent, PasteConfig, SanitizerConfig, ToolboxConfig } from '@editorjs/editorjs';
 
 /**
  * CodeTool for Editor.js
@@ -160,16 +160,10 @@ export default class CodeTool implements BlockTool {
    * onPaste callback fired from Editor`s core
    * @param event - event with pasted content
    */
-  public onPaste(event: PasteEvent): void {
-    const detail = event.detail;
-
-    if ('data' in detail) {
-      const content = detail.data as string;
-
-      this.data = {
-        code: content || '',
-      };
-    }
+  public onPaste(event: HTMLPasteEvent): void {
+    this.data = {
+      code: event.detail.data.innerHTML,
+    };
   }
 
   /**

From f66779f20941c12e6745a99529e35e8825231f1a Mon Sep 17 00:00:00 2001
From: Eugeny <akulistus555@gmail.com>
Date: Thu, 18 Dec 2025 00:40:37 +0300
Subject: [PATCH 2/3] chore(paste): update function to match documentation
 standard

---
 src/index.ts | 25 ++++++++++++++++++++-----
 1 file changed, 20 insertions(+), 5 deletions(-)

diff --git a/src/index.ts b/src/index.ts
index 5608ed3..34dba0a 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,7 +1,7 @@
 import './index.css';
 import { getLineStartPosition } from './utils/string';
 import { IconBrackets } from '@codexteam/icons';
-import type { API, BlockTool, BlockToolConstructorOptions, BlockToolData, HTMLPasteEvent, PasteConfig, SanitizerConfig, ToolboxConfig } from '@editorjs/editorjs';
+import type { API, BlockTool, BlockToolConstructorOptions, BlockToolData, PasteEvent, HTMLPasteEventDetail, PasteConfig, SanitizerConfig, ToolboxConfig } from '@editorjs/editorjs';
 
 /**
  * CodeTool for Editor.js
@@ -160,10 +160,15 @@ export default class CodeTool implements BlockTool {
    * onPaste callback fired from Editor`s core
    * @param event - event with pasted content
    */
-  public onPaste(event: HTMLPasteEvent): void {
-    this.data = {
-      code: event.detail.data.innerHTML,
-    };
+  public onPaste(event: PasteEvent): void {
+    switch (event.type) {
+      case 'tag': {
+        const element = (event.detail as HTMLPasteEventDetail).data;
+
+        this.handleHTMLPaste(element);
+        break;
+      }
+    }
   }
 
   /**
@@ -318,4 +323,14 @@ export default class CodeTool implements BlockTool {
 
     return wrapper;
   }
+
+  /**
+   * Handles pasted HTML content
+   * @param element - pasted HTML element
+   */
+  private handleHTMLPaste(element: HTMLElement): void {
+    this.data = {
+      code: element.innerHTML,
+    };
+  }
 }

From cf9f938ad4d948d8980934c18953718dacaa81c2 Mon Sep 17 00:00:00 2001
From: Eugeny <akulistus555@gmail.com>
Date: Thu, 18 Dec 2025 23:55:47 +0300
Subject: [PATCH 3/3] chore(handleHTMLPaste): improve JSDoc

---
 src/index.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/index.ts b/src/index.ts
index 34dba0a..0f3fe5f 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -325,7 +325,7 @@ export default class CodeTool implements BlockTool {
   }
 
   /**
-   * Handles pasted HTML content
+   * Extracts the code content from the pasted element's innerHTML and populates the tool's data.
    * @param element - pasted HTML element
    */
   private handleHTMLPaste(element: HTMLElement): void {