First commit.

Signed-off-by: Chen Xiao <abigwc@gmail.com>

client/node_modules/langium/lib/lsp/inlay-hint-provider.d.ts

@@ -0,0 +1,28 @@
+/******************************************************************************
+ * Copyright 2023 TypeFox GmbH
+ * This program and the accompanying materials are made available under the
+ * terms of the MIT License, which is available in the project root.
+ ******************************************************************************/
+import type { InlayHint, InlayHintParams } from 'vscode-languageserver';
+import type { AstNode } from '../syntax-tree.js';
+import { CancellationToken } from '../utils/cancellation.js';
+import type { MaybePromise } from '../utils/promise-utils.js';
+import type { LangiumDocument } from '../workspace/documents.js';
+export type InlayHintAcceptor = (inlayHint: InlayHint) => void;
+/**
+ * Provider for the inlay hint LSP type.
+ */
+export interface InlayHintProvider {
+    /**
+     * Handle the `textDocument.inlayHint` language server request.
+     *
+     * @throws `OperationCancelled` if cancellation is detected during execution
+     * @throws `ResponseError` if an error is detected that should be sent as response to the client
+     */
+    getInlayHints(document: LangiumDocument, params: InlayHintParams, cancelToken?: CancellationToken): MaybePromise<InlayHint[] | undefined>;
+}
+export declare abstract class AbstractInlayHintProvider implements InlayHintProvider {
+    getInlayHints(document: LangiumDocument, params: InlayHintParams, cancelToken?: CancellationToken): Promise<InlayHint[] | undefined>;
+    abstract computeInlayHint(astNode: AstNode, acceptor: InlayHintAcceptor): void;
+}
+//# sourceMappingURL=inlay-hint-provider.d.ts.map