Support llmGenerated property on CodeAction

client/package.json

@@ -15,7 +15,7 @@
 	"bugs": {
 		"url": "https://github.com/Microsoft/vscode-languageserver-node/issues"
 	},
-	"enabledApiProposals": [],
+	"enabledApiProposals": ["codeActionAI"],
 	"exports": {
 		".": {
 			"types": "./lib/common/api.d.ts",

client/src/common/client.ts

@@ -2,6 +2,8 @@
  * Copyright (c) Microsoft Corporation. All rights reserved.
  * Licensed under the MIT License. See License.txt in the project root for license information.
  * ------------------------------------------------------------------------------------------ */
+/// <reference path="../../typings/vscode.proposed.codeActionAI.d.ts" />
+
 import {
 	workspace as Workspace, window as Window, languages as Languages, version as VSCodeVersion, TextDocument, Disposable, OutputChannel,
 	FileSystemWatcher as VFileSystemWatcher, DiagnosticCollection, Diagnostic as VDiagnostic, Uri, CancellationToken, WorkspaceEdit as VWorkspaceEdit,

client/src/common/codeAction.ts

@@ -41,6 +41,7 @@ export class CodeActionFeature extends TextDocumentLanguageFeature<boolean | Cod
 		cap.isPreferredSupport = true;
 		cap.disabledSupport = true;
 		cap.dataSupport = true;
+		cap.llmGeneratedSupport = true;
 		// We can only resolve the edit property.
 		cap.resolveSupport = {
 			properties: ['edit', 'command']

client/src/common/codeConverter.ts

@@ -742,6 +742,7 @@ export function createConverter(uriConverter?: URIConverter): Converter {
 		if (item.command !== undefined) { result.command = asCommand(item.command); }
 		if (item.isPreferred !== undefined) { result.isPreferred = item.isPreferred; }
 		if (item.disabled !== undefined) { result.disabled = { reason: item.disabled.reason }; }
+		if (item.isAI !== undefined) { result.llmGenerated = item.isAI; }
 		return result;
 	}
 
@@ -756,6 +757,7 @@ export function createConverter(uriConverter?: URIConverter): Converter {
 		if (item.command !== undefined) { result.command = asCommand(item.command); }
 		if (item.isPreferred !== undefined) { result.isPreferred = item.isPreferred; }
 		if (item.disabled !== undefined) { result.disabled = { reason: item.disabled.reason }; }
+		if (item.isAI !== undefined) { result.llmGenerated = item.isAI; }
 		return result;
 	}
 

client/src/common/protocolConverter.ts

@@ -1020,6 +1020,7 @@ export function createConverter(
 		if (item.command !== undefined) { result.command = asCommand(item.command); }
 		if (item.isPreferred !== undefined) { result.isPreferred = item.isPreferred; }
 		if (item.disabled !== undefined) { result.disabled = { reason: item.disabled.reason }; }
+		if (item.llmGenerated !== undefined) { result.isAI = item.llmGenerated; }
 		return result;
 	}
 

client/typings/vscode.proposed.codeActionAI.d.ts

@@ -0,0 +1,16 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+declare module 'vscode' {
+
+	export interface CodeAction {
+		/**
+		 * Marks this as an AI action.
+		 *
+		 * Ex: A quick fix should be marked AI if it invokes AI.
+		 */
+		isAI?: boolean;
+	}
+}

protocol/metaModel.json

@@ -5812,6 +5812,17 @@
 					"optional": true,
 					"documentation": "A data entry field that is preserved on a code action between\na `textDocument/codeAction` and a `codeAction/resolve` request.\n\n@since 3.16.0",
 					"since": "3.16.0"
+				},
+				{
+					"name": "llmGenerated",
+					"type": {
+						"kind": "base",
+						"name": "boolean"
+					},
+					"optional": true,
+					"documentation": "A boolean flag indicating whether the code action is generated by an LLM.\n\nThis property helps distinguish between code actions suggested by an AI model and those generated by static analysis.\n\n@since 3.18.0 - proposed",
+					"since": "3.17.0",
+					"proposed": true
 				}
 			],
 			"documentation": "A code action represents a change that can be performed in code, e.g. to fix a problem or\nto refactor code.\n\nA CodeAction must set either `edit` and/or a `command`. If both are supplied, the `edit` is applied first, then the `command` is executed."
@@ -12681,6 +12692,17 @@
 					"documentation": "Whether the client supports documentation for a class of\ncode actions.\n\n@since 3.18.0\n@proposed",
 					"since": "3.18.0",
 					"proposed": true
+				},
+				{
+					"name": "llmGeneratedSupport",
+					"type": {
+						"kind": "base",
+						"name": "boolean"
+					},
+					"optional": true,
+					"documentation": "Whether code action supports the `llmGenerated` property.\n\n@since 3.18.0 - proposed",
+					"since": "3.17.0",
+					"proposed": true
 				}
 			],
 			"documentation": "The Client Capabilities of a {@link CodeActionRequest}."

protocol/src/common/protocol.ts

@@ -3300,6 +3300,13 @@ export interface CodeActionClientCapabilities {
 	 * @proposed
 	 */
 	 documentationSupport?: boolean;
+
+	/**
+	 * Whether code action supports the `llmGenerated` property.
+	 *
+	 * @since 3.17.0 - proposed
+	 */
+	llmGeneratedSupport?: boolean;
 }
 
 /**

types/src/main.ts

@@ -3446,6 +3446,17 @@ export interface CodeAction {
 	 * @since 3.16.0
 	 */
 	data?: LSPAny;
+
+	/**
+ 	 * A boolean flag indicating whether the code action is generated by an
+ 	 * LLM.
+	 *
+	 * This property helps distinguish between code actions suggested by an AI
+	 * model and those generated by static analysis.
+	 *
+	 * @since 3.17.0 - proposed
+	 */
+	llmGenerated?: boolean;
 }
 
 export namespace CodeAction {
@@ -3499,7 +3510,8 @@ export namespace CodeAction {
 			(candidate.edit !== undefined || candidate.command !== undefined) &&
 			(candidate.command === undefined || Command.is(candidate.command)) &&
 			(candidate.isPreferred === undefined || Is.boolean(candidate.isPreferred)) &&
-			(candidate.edit === undefined || WorkspaceEdit.is(candidate.edit));
+			(candidate.edit === undefined || WorkspaceEdit.is(candidate.edit)) &&
+			(candidate.llmGenerated === undefined || Is.boolean(candidate.llmGenerated));
 	}
 }