Hook up prototype paste with imports for JS/TS

extensions/typescript-language-features/package.json

@@ -13,7 +13,8 @@
     "multiDocumentHighlightProvider",
     "mappedEditsProvider",
     "codeActionAI",
-    "codeActionRanges"
+    "codeActionRanges",
+    "documentPaste"
   ],
   "capabilities": {
     "virtualWorkspaces": {
@@ -1316,6 +1317,20 @@
           "default": true,
           "markdownDescription": "%typescript.workspaceSymbols.excludeLibrarySymbols%",
           "scope": "window"
+        },
+        "javascript.experimental.updateImportsOnPaste": {
+          "scope": "resource",
+          "type": "boolean",
+          "default": false,
+          "description": "%configuration.updateImportsOnPaste%",
+          "tags": ["experimental"]
+        },
+        "typescript.experimental.updateImportsOnPaste": {
+          "scope": "resource",
+          "type": "boolean",
+          "default": false,
+          "description": "%configuration.updateImportsOnPaste%",
+          "tags": ["experimental"]
         }
       }
     },

extensions/typescript-language-features/package.nls.json

@@ -219,6 +219,7 @@
 	"configuration.tsserver.web.projectWideIntellisense.suppressSemanticErrors": "Suppresses semantic errors on web even when project wide IntelliSense is enabled. This is always on when project wide IntelliSense is not enabled or available. See `#typescript.tsserver.web.projectWideIntellisense.enabled#`",
 	"configuration.tsserver.web.typeAcquisition.enabled": "Enable/disable package acquisition on the web. This enables IntelliSense for imported packages. Requires `#typescript.tsserver.web.projectWideIntellisense.enabled#`. Currently not supported for Safari.",
 	"configuration.tsserver.nodePath": "Run TS Server on a custom Node installation. This can be a path to a Node executable, or 'node' if you want VS Code to detect a Node installation.",
+	"configuration.updateImportsOnPaste": "Automatically update imports when pasting code. Requires TypeScript 5.5+.",
 	"walkthroughs.nodejsWelcome.title": "Get started with JavaScript and Node.js",
 	"walkthroughs.nodejsWelcome.description": "Make the most of Visual Studio Code's first-class JavaScript experience.",
 	"walkthroughs.nodejsWelcome.downloadNode.forMacOrWindows.title": "Install Node.js",

extensions/typescript-language-features/src/languageFeatures/copyPaste.ts

@@ -0,0 +1,137 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import * as vscode from 'vscode';
+import { DocumentSelector } from '../configuration/documentSelector';
+import * as typeConverters from '../typeConverters';
+import { ClientCapability, ITypeScriptServiceClient } from '../typescriptService';
+import { conditionalRegistration, requireMinVersion, requireSomeCapability } from './util/dependentRegistration';
+import protocol from '../tsServer/protocol/protocol';
+import { API } from '../tsServer/api';
+import { LanguageDescription } from '../configuration/languageDescription';
+
+class CopyMetadata {
+	constructor(
+		readonly resource: vscode.Uri,
+		readonly ranges: readonly vscode.Range[],
+	) { }
+
+	toJSON() {
+		return JSON.stringify({
+			resource: this.resource.toJSON(),
+			ranges: this.ranges,
+		});
+	}
+
+	static fromJSON(str: string): CopyMetadata | undefined {
+		try {
+			const parsed = JSON.parse(str);
+			return new CopyMetadata(
+				vscode.Uri.from(parsed.resource),
+				parsed.ranges.map((r: any) => new vscode.Range(r[0].line, r[0].character, r[1].line, r[1].character)));
+		} catch {
+			// ignore
+		}
+		return undefined;
+	}
+}
+
+class DocumentPasteProvider implements vscode.DocumentPasteEditProvider {
+
+	static readonly kind = vscode.DocumentDropOrPasteEditKind.Empty.append('text', 'jsts', 'pasteWithImports');
+	static readonly metadataMimeType = 'application/vnd.code.jsts.metadata';
+
+	constructor(
+		private readonly _modeId: string,
+		private readonly _client: ITypeScriptServiceClient,
+	) { }
+
+	prepareDocumentPaste(document: vscode.TextDocument, ranges: readonly vscode.Range[], dataTransfer: vscode.DataTransfer, _token: vscode.CancellationToken) {
+		dataTransfer.set(DocumentPasteProvider.metadataMimeType,
+			new vscode.DataTransferItem(new CopyMetadata(document.uri, ranges).toJSON()));
+	}
+
+	async provideDocumentPasteEdits(
+		document: vscode.TextDocument,
+		ranges: readonly vscode.Range[],
+		dataTransfer: vscode.DataTransfer,
+		_context: vscode.DocumentPasteEditContext,
+		token: vscode.CancellationToken,
+	): Promise<vscode.DocumentPasteEdit[] | undefined> {
+		const config = vscode.workspace.getConfiguration(this._modeId, document.uri);
+		if (!config.get('experimental.updateImportsOnPaste')) {
+			return;
+		}
+
+		const file = this._client.toOpenTsFilePath(document);
+		if (!file) {
+			return;
+		}
+
+		const text = await dataTransfer.get('text/plain')?.asString();
+		if (!text || token.isCancellationRequested) {
+			return;
+		}
+
+		// Get optional metadata
+		const metadata = await this.extractMetadata(dataTransfer, token);
+		if (token.isCancellationRequested) {
+			return;
+		}
+
+		let copiedFrom: {
+			file: string;
+			spans: protocol.TextSpan[];
+		} | undefined;
+		if (metadata) {
+			const spans = metadata.ranges.map(typeConverters.Range.toTextSpan);
+			const copyFile = this._client.toTsFilePath(metadata.resource);
+			if (copyFile) {
+				copiedFrom = { file: copyFile, spans };
+			}
+		}
+
+		const response = await this._client.execute('getPasteEdits', {
+			file,
+			// TODO: only supports a single paste for now
+			pastedText: [text],
+			pasteLocations: ranges.map(typeConverters.Range.toTextSpan),
+			copiedFrom
+		}, token);
+		if (response.type !== 'response' || !response.body || token.isCancellationRequested) {
+			return;
+		}
+
+		const edit = new vscode.DocumentPasteEdit('', vscode.l10n.t("Paste with imports"), DocumentPasteProvider.kind);
+		const additionalEdit = new vscode.WorkspaceEdit();
+		for (const edit of response.body.edits) {
+			additionalEdit.set(this._client.toResource(edit.fileName), edit.textChanges.map(typeConverters.TextEdit.fromCodeEdit));
+		}
+		edit.additionalEdit = additionalEdit;
+		return [edit];
+	}
+
+	private async extractMetadata(dataTransfer: vscode.DataTransfer, token: vscode.CancellationToken): Promise<CopyMetadata | undefined> {
+		const metadata = await dataTransfer.get(DocumentPasteProvider.metadataMimeType)?.asString();
+		if (token.isCancellationRequested) {
+			return undefined;
+		}
+
+		return metadata ? CopyMetadata.fromJSON(metadata) : undefined;
+	}
+}
+
+export function register(selector: DocumentSelector, language: LanguageDescription, client: ITypeScriptServiceClient) {
+	return conditionalRegistration([
+		requireSomeCapability(client, ClientCapability.Semantic),
+		requireMinVersion(client, API.v550),
+	], () => {
+		return vscode.languages.registerDocumentPasteEditProvider(selector.semantic, new DocumentPasteProvider(language.id, client), {
+			providedPasteEditKinds: [DocumentPasteProvider.kind],
+			copyMimeTypes: [DocumentPasteProvider.metadataMimeType],
+			pasteMimeTypes: ['text/plain'],
+		});
+	});
+}

extensions/typescript-language-features/src/languageProvider.ts

@@ -65,6 +65,7 @@ export default class LanguageProvider extends Disposable {
 			import('./languageFeatures/codeLens/implementationsCodeLens').then(provider => this._register(provider.register(selector, this.description, this.client, cachedNavTreeResponse))),
 			import('./languageFeatures/codeLens/referencesCodeLens').then(provider => this._register(provider.register(selector, this.description, this.client, cachedNavTreeResponse))),
 			import('./languageFeatures/completions').then(provider => this._register(provider.register(selector, this.description, this.client, this.typingsStatus, this.fileConfigurationManager, this.commandManager, this.telemetryReporter, this.onCompletionAccepted))),
+			import('./languageFeatures/copyPaste').then(provider => this._register(provider.register(selector, this.description, this.client))),
 			import('./languageFeatures/definitions').then(provider => this._register(provider.register(selector, this.client))),
 			import('./languageFeatures/directiveCommentCompletions').then(provider => this._register(provider.register(selector, this.client))),
 			import('./languageFeatures/documentHighlight').then(provider => this._register(provider.register(selector, this.client))),

extensions/typescript-language-features/src/tsServer/api.ts

@@ -37,6 +37,7 @@ export class API {
 	public static readonly v520 = API.fromSimpleString('5.2.0');
 	public static readonly v544 = API.fromSimpleString('5.4.4');
 	public static readonly v540 = API.fromSimpleString('5.4.0');
+	public static readonly v550 = API.fromSimpleString('5.5.0');
 
 	public static fromVersionString(versionString: string): API {
 		let version = semver.valid(versionString);

extensions/typescript-language-features/src/tsServer/protocol/protocol.d.ts

@@ -20,6 +20,7 @@ declare module '../../../../node_modules/typescript/lib/typescript' {
 			readonly _serverType?: ServerType;
 		}
 
+		//#region MapCode
 		export interface MapCodeRequestArgs extends FileRequestArgs {
 			/**
 			 * The files and changes to try and apply/map.
@@ -49,7 +50,39 @@ declare module '../../../../node_modules/typescript/lib/typescript' {
 		}
 
 		export interface MapCodeResponse extends Response {
-			body: readonly FileCodeEdits[];
+			body: FileCodeEdits[]
 		}
+		//#endregion
+
+		//#region Paste
+		export interface GetPasteEditsRequest extends Request {
+			command: 'getPasteEdits';
+			arguments: GetPasteEditsRequestArgs;
+		}
+
+		export interface GetPasteEditsRequestArgs extends FileRequestArgs {
+			/** The text that gets pasted in a file.  */
+			pastedText: string[];
+			/** Locations of where the `pastedText` gets added in a file. If the length of the `pastedText` and `pastedLocations` are not the same,
+			 *  then the `pastedText` is combined into one and added at all the `pastedLocations`.
+			 */
+			pasteLocations: TextSpan[];
+			/** The source location of each `pastedText`. If present, the length of `spans` must be equal to the length of `pastedText`. */
+			copiedFrom?: {
+				file: string;
+				spans: TextSpan[];
+			};
+		}
+
+		export interface GetPasteEditsResponse extends Response {
+			body: PasteEditsAction;
+		}
+		export interface PasteEditsAction {
+			edits: FileCodeEdits[];
+			fixId?: {};
+		}
+		//#endregion
 	}
 }
+
+

extensions/typescript-language-features/src/typescriptService.ts

@@ -77,6 +77,7 @@ interface StandardTsServerRequests {
 	'getMoveToRefactoringFileSuggestions': [Proto.GetMoveToRefactoringFileSuggestionsRequestArgs, Proto.GetMoveToRefactoringFileSuggestions];
 	'linkedEditingRange': [Proto.FileLocationRequestArgs, Proto.LinkedEditingRangeResponse];
 	'mapCode': [Proto.MapCodeRequestArgs, Proto.MapCodeResponse];
+	'getPasteEdits': [Proto.GetPasteEditsRequestArgs, Proto.GetPasteEditsResponse];
 }
 
 interface NoResponseTsServerRequests {

extensions/typescript-language-features/tsconfig.json

@@ -17,5 +17,6 @@
 		"../../src/vscode-dts/vscode.proposed.mappedEditsProvider.d.ts",
 		"../../src/vscode-dts/vscode.proposed.multiDocumentHighlightProvider.d.ts",
 		"../../src/vscode-dts/vscode.proposed.workspaceTrust.d.ts",
+		"../../src/vscode-dts/vscode.proposed.documentPaste.d.ts",
 	]
 }