Update

chat-sample/package-lock.json

@@ -7,7 +7,6 @@
         "": {
             "name": "chat-sample",
             "version": "0.1.0",
-            "hasInstallScript": true,
             "devDependencies": {
                 "@types/node": "^20.5.9",
                 "@types/vscode": "^1.90.0",

chat-sample/package.json

@@ -66,11 +66,7 @@
     "scripts": {
         "vscode:prepublish": "npm run compile",
         "compile": "tsc -p ./",
-        "watch": "tsc -watch -p ./",
-        "postinstall": "npm run setupTiktoken",
-        "setupTiktoken": "run-script-os",
-        "setupTiktoken:linux:darwin": "cp node_modules/@vscode/prompt-tsx/dist/base/tokenizer/cl100k_base.tiktoken out/",
-        "setupTiktoken:windows": "copy node_modules\\@vscode\\prompt-tsx\\dist\\base\\tokenizer\\cl100k_base.tiktoken out\\"
+        "watch": "tsc -watch -p ./"
     },
     "devDependencies": {
         "@types/node": "^20.5.9",

chat-sample/src/extension.ts

@@ -96,7 +96,7 @@ function registerChatParticipant(context: vscode.ExtensionContext) {
                     const tool = vscode.lm.tools.find(tool => tool.id === part.name);
                     if (!tool) {
                         // BAD tool choice?
-                        continue;
+                        throw new Error('Got invalid tool choice: ' + part.name);
                     }
 
                     let parameters: any;
@@ -109,7 +109,7 @@ function registerChatParticipant(context: vscode.ExtensionContext) {
                     stream.progress(`Calling tool: ${tool.id} with ${part.parameters}`);
                     toolCalls.push({
                         call: part,
-                        result: vscode.lm.invokeTool(tool.id, { parameters: JSON.parse(part.parameters) }, token),
+                        result: vscode.lm.invokeTool(tool.id, { parameters: JSON.parse(part.parameters), toolInvocationToken: request.toolInvocationToken }, token),
                         tool
                     });
                 }

chat-sample/vscode.proposed.chatParticipantAdditions.d.ts

@@ -36,6 +36,11 @@ declare module 'vscode' {
 		constructor(value: string | MarkdownString, vulnerabilities: ChatVulnerability[]);
 	}
 
+	export class ChatResponseCodeblockUriPart {
+		value: Uri;
+		constructor(value: Uri);
+	}
+
 	/**
 	 * Displays a {@link Command command} as a button in the chat response.
 	 */
@@ -70,7 +75,7 @@ declare module 'vscode' {
 		constructor(value: Uri, license: string, snippet: string);
 	}
 
-	export type ExtendedChatResponsePart = ChatResponsePart | ChatResponseTextEditPart | ChatResponseDetectedParticipantPart | ChatResponseConfirmationPart | ChatResponseCodeCitationPart | ChatResponseReferencePart2;
+	export type ExtendedChatResponsePart = ChatResponsePart | ChatResponseTextEditPart | ChatResponseDetectedParticipantPart | ChatResponseConfirmationPart | ChatResponseCodeCitationPart | ChatResponseReferencePart2 | ChatResponseMovePart;
 
 	export class ChatResponseWarningPart {
 		value: MarkdownString;
@@ -87,7 +92,7 @@ declare module 'vscode' {
 		/**
 		 * The reference target.
 		 */
-		value: Uri | Location | { variableName: string; value?: Uri | Location };
+		value: Uri | Location | { variableName: string; value?: Uri | Location } | string;
 
 		/**
 		 * The icon for the reference.
@@ -109,7 +114,7 @@ declare module 'vscode' {
 		 * @param value A uri or location
 		 * @param iconPath Icon for the reference shown in UI
 		 */
-		constructor(value: Uri | Location | { variableName: string; value?: Uri | Location }, iconPath?: Uri | ThemeIcon | {
+		constructor(value: Uri | Location | { variableName: string; value?: Uri | Location } | string, iconPath?: Uri | ThemeIcon | {
 			/**
 			 * The icon path for the light theme.
 			 */
@@ -121,6 +126,26 @@ declare module 'vscode' {
 		}, options?: { status?: { description: string; kind: ChatResponseReferencePartStatusKind } });
 	}
 
+	export class ChatResponseMovePart {
+
+		readonly uri: Uri;
+		readonly range: Range;
+
+		constructor(uri: Uri, range: Range);
+	}
+
+	// Extended to add `SymbolInformation`. Would also be added to `constructor`.
+	export interface ChatResponseAnchorPart {
+		/**
+		 * The target of this anchor.
+		 *
+		 * If this is a {@linkcode Uri} or {@linkcode Location}, this is rendered as a normal link.
+		 *
+		 * If this is a {@linkcode SymbolInformation}, this is rendered as a symbol link.
+		 */
+		value2: Uri | Location | SymbolInformation;
+	}
+
 	export interface ChatResponseStream {
 
 		/**
@@ -135,6 +160,7 @@ declare module 'vscode' {
 
 		textEdit(target: Uri, edits: TextEdit | TextEdit[]): void;
 		markdownWithVulnerabilities(value: string | MarkdownString, vulnerabilities: ChatVulnerability[]): void;
+		codeblockUri(uri: Uri): void;
 		detectedParticipant(participant: string, command?: ChatCommand): void;
 		push(part: ChatResponsePart | ChatResponseTextEditPart | ChatResponseDetectedParticipantPart | ChatResponseWarningPart | ChatResponseProgressPart2): void;
 
@@ -161,7 +187,7 @@ declare module 'vscode' {
 
 		reference(value: Uri | Location | { variableName: string; value?: Uri | Location }, iconPath?: Uri | ThemeIcon | { light: Uri; dark: Uri }): void;
 
-		reference2(value: Uri | Location | { variableName: string; value?: Uri | Location }, iconPath?: Uri | ThemeIcon | { light: Uri; dark: Uri }, options?: { status?: { description: string; kind: ChatResponseReferencePartStatusKind } }): void;
+		reference2(value: Uri | Location | string | { variableName: string; value?: Uri | Location }, iconPath?: Uri | ThemeIcon | { light: Uri; dark: Uri }, options?: { status?: { description: string; kind: ChatResponseReferencePartStatusKind } }): void;
 
 		codeCitation(value: Uri, license: string, snippet: string): void;
 
@@ -195,8 +221,37 @@ declare module 'vscode' {
 		documents: ChatDocumentContext[];
 	}
 
+	export interface ChatParticipant {
+		/**
+		 * Provide a set of variables that can only be used with this participant.
+		 */
+		participantVariableProvider?: { provider: ChatParticipantCompletionItemProvider; triggerCharacters: string[] };
+	}
+
+	export interface ChatParticipantCompletionItemProvider {
+		provideCompletionItems(query: string, token: CancellationToken): ProviderResult<ChatCompletionItem[]>;
+	}
+
+	export class ChatCompletionItem {
+		id: string;
+		label: string | CompletionItemLabel;
+		values: ChatVariableValue[];
+		fullName?: string;
+		icon?: ThemeIcon;
+		insertText?: string;
+		detail?: string;
+		documentation?: string | MarkdownString;
+		command?: Command;
+
+		constructor(id: string, label: string | CompletionItemLabel, values: ChatVariableValue[]);
+	}
+
 	export type ChatExtendedRequestHandler = (request: ChatRequest, context: ChatContext, response: ChatResponseStream, token: CancellationToken) => ProviderResult<ChatResult | void>;
 
+	export interface ChatRequest {
+		toolInvocationToken: ChatParticipantToolToken;
+	}
+
 	export interface ChatResult {
 		nextQuestion?: {
 			prompt: string;
@@ -211,19 +266,13 @@ declare module 'vscode' {
 		 */
 		export function createChatParticipant(id: string, handler: ChatExtendedRequestHandler): ChatParticipant;
 
-		/**
-		 * Current version of the proposal. Changes whenever backwards-incompatible changes are made.
-		 * If a new feature is added that doesn't break existing code, the version is not incremented. When the extension uses this new feature, it should set its engines.vscode version appropriately.
-		 * But if a change is made to an existing feature that would break existing code, the version should be incremented.
-		 * The chat extension should not activate if it doesn't support the current version.
-		 */
-		export const _version: 1 | number;
+		export function registerChatParticipantDetectionProvider(participantDetectionProvider: ChatParticipantDetectionProvider): Disposable;
 	}
 
 	export interface ChatParticipantMetadata {
 		participant: string;
 		command?: string;
-		disambiguation: { categoryName: string; description: string; examples: string[] }[];
+		disambiguation: { category: string; description: string; examples: string[] }[];
 	}
 
 	export interface ChatParticipantDetectionResult {
@@ -231,6 +280,10 @@ declare module 'vscode' {
 		command?: string;
 	}
 
+	export interface ChatParticipantDetectionProvider {
+		provideParticipantDetection(chatRequest: ChatRequest, context: ChatContext, options: { participants?: ChatParticipantMetadata[]; location: ChatLocation }, token: CancellationToken): ProviderResult<ChatParticipantDetectionResult>;
+	}
+
 	/*
 	 * User action events
 	 */
@@ -257,6 +310,8 @@ declare module 'vscode' {
 		codeBlockIndex: number;
 		totalCharacters: number;
 		newFile?: boolean;
+		userAction?: string;
+		codeMapper?: string;
 	}
 
 	export interface ChatTerminalAction {
@@ -299,4 +354,8 @@ declare module 'vscode' {
 		 */
 		readonly name: string;
 	}
+
+	export interface ChatResultFeedback {
+		readonly unhelpfulReason?: string;
+	}
 }

chat-sample/vscode.proposed.lmTools.d.ts

@@ -103,7 +103,11 @@ declare module 'vscode' {
 		export function invokeTool(id: string, options: LanguageModelToolInvocationOptions, token: CancellationToken): Thenable<LanguageModelToolResult>;
 	}
 
+	export type ChatParticipantToolToken = unknown;
+
 	export interface LanguageModelToolInvocationOptions {
+		toolInvocationToken: ChatParticipantToolToken | undefined;
+
 		/**
 		 * Parameters with which to invoke the tool.
 		 */