From 0a9cfc4e0fdfca536fe5b07284513026eaabec2c Mon Sep 17 00:00:00 2001
From: Alex Ross <38270282+alexr00@users.noreply.github.com>
Date: Thu, 9 Jul 2026 11:19:51 +0200
Subject: [PATCH] Fix missing api proposal check (#325094)

* Fix missing api proposal check

* Missing proposal
---
 extensions/vscode-api-tests/package.json                  | 1 +
 src/vs/workbench/services/extensions/common/extensions.ts | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/extensions/vscode-api-tests/package.json b/extensions/vscode-api-tests/package.json
index d56cbf59bb1..bcc31d3667a 100644
--- a/extensions/vscode-api-tests/package.json
+++ b/extensions/vscode-api-tests/package.json
@@ -18,6 +18,7 @@
     "defaultChatParticipant",
     "diffCommand",
     "documentFiltersExclusive",
+    "documentSyntaxHighlighting",
     "editorInsets",
     "embeddings",
     "envIsConnectionMetered",
diff --git a/src/vs/workbench/services/extensions/common/extensions.ts b/src/vs/workbench/services/extensions/common/extensions.ts
index b4a8251394c..c7fee71a2e2 100644
--- a/src/vs/workbench/services/extensions/common/extensions.ts
+++ b/src/vs/workbench/services/extensions/common/extensions.ts
@@ -324,7 +324,7 @@ export function isProposedApiEnabled(extension: IExtensionDescription, proposal:
 	if (!extension.enabledApiProposals) {
 		return false;
 	}
-	return true;// extension.enabledApiProposals.includes(proposal);
+	return extension.enabledApiProposals.includes(proposal);
 }
 
 export function checkProposedApiEnabled(extension: IExtensionDescription, proposal: ApiProposalName): void {