From fb3284c45bb980b9b86be73caa3a0179fad78203 Mon Sep 17 00:00:00 2001
From: d3m1d0v <d3m1d0v@yandex-team.ru>
Date: Wed, 25 Oct 2023 13:10:50 +0300
Subject: [PATCH] feat(CodeBlock): add custom tab key press handling in the
 codeblock

---
 .../markdown/CodeBlock/CodeBlockSpecs/index.ts         | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/extensions/markdown/CodeBlock/CodeBlockSpecs/index.ts b/src/extensions/markdown/CodeBlock/CodeBlockSpecs/index.ts
index 58861399..f0a7cc64 100644
--- a/src/extensions/markdown/CodeBlock/CodeBlockSpecs/index.ts
+++ b/src/extensions/markdown/CodeBlock/CodeBlockSpecs/index.ts
@@ -68,6 +68,16 @@ export const CodeBlockSpecs: ExtensionAuto<CodeBlockSpecsOptions> = (builder, op
             throw new Error('Unexpected toYfm() call on fence node');
         },
     }));
+    builder.addKeymap(() => ({
+        Tab: (state, dispatch) => {
+            const {$anchor, $head} = state.selection;
+            if ($anchor.sameParent($head) && $anchor.parent.type.name === codeBlockNodeName) {
+                dispatch?.(state.tr.replaceSelectionWith(state.schema.text('\t')).scrollIntoView());
+                return true;
+            }
+            return false;
+        },
+    }));
 };
 
 function removeNewLineAtEnd(content: string): string {