First commit.

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

client/node_modules/langium/lib/grammar/lsp/grammar-code-actions.d.ts

@@ -0,0 +1,42 @@
+/******************************************************************************
+ * Copyright 2021 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 { CodeActionParams } from 'vscode-languageserver-protocol';
+import type { CodeAction, Command } from 'vscode-languageserver-types';
+import * as ast from '../../languages/generated/ast.js';
+import type { CodeActionProvider } from '../../lsp/code-action.js';
+import type { LangiumServices } from '../../lsp/lsp-services.js';
+import type { AstReflection } from '../../syntax-tree.js';
+import type { MaybePromise } from '../../utils/promise-utils.js';
+import type { LangiumDocument } from '../../workspace/documents.js';
+import type { IndexManager } from '../../workspace/index-manager.js';
+export declare class LangiumGrammarCodeActionProvider implements CodeActionProvider {
+    protected readonly reflection: AstReflection;
+    protected readonly indexManager: IndexManager;
+    constructor(services: LangiumServices);
+    getCodeActions(document: LangiumDocument<ast.Grammar>, params: CodeActionParams): MaybePromise<Array<Command | CodeAction>>;
+    private createCodeActions;
+    /**
+     * Adds missing returns for parser rule
+     */
+    private fixMissingReturns;
+    private fixInvalidReturnsInfers;
+    private fixMissingInfer;
+    private fixMissingCrossRefTerminal;
+    private fixSuperfluousInfer;
+    private isRuleReplaceable;
+    private replaceRule;
+    private isDefinitionReplaceable;
+    private replaceDefinition;
+    private replaceParserRuleByTypeDeclaration;
+    private fixUnnecessaryFileExtension;
+    private makeUpperCase;
+    private addEntryKeyword;
+    private fixRegexTokens;
+    private fixCrossRefSyntax;
+    private addNewRule;
+    private lookInGlobalScope;
+}
+//# sourceMappingURL=grammar-code-actions.d.ts.map