First commit.

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

client/node_modules/langium/lib/grammar/workspace/documents.d.ts

@@ -0,0 +1,33 @@
+/******************************************************************************
+ * Copyright 2022 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 { LangiumDocument } from '../../workspace/documents.js';
+import type { Action, Grammar, Interface, ParserRule, Type } from '../../languages/generated/ast.js';
+import type { Property, TypeOption } from '../type-system/type-collector/types.js';
+/**
+ * A Langium document holds the parse result (AST and CST) and any additional state that is derived
+ * from the AST, e.g. the result of scope precomputation.
+ */
+export interface LangiumGrammarDocument extends LangiumDocument<Grammar> {
+    validationResources?: ValidationResources;
+}
+export type ValidationResources = {
+    typeToValidationInfo: TypeToValidationInfo;
+    typeToSuperProperties: Map<string, Property[]>;
+};
+export type TypeToValidationInfo = Map<string, InferredInfo | DeclaredInfo | InferredInfo & DeclaredInfo>;
+export type InferredInfo = {
+    inferred: TypeOption;
+    inferredNodes: ReadonlyArray<ParserRule | Action>;
+};
+export type DeclaredInfo = {
+    declared: TypeOption;
+    declaredNode: Type | Interface;
+};
+export declare function isDeclared(type: InferredInfo | DeclaredInfo | InferredInfo & DeclaredInfo): type is DeclaredInfo;
+export declare function isInferred(type: InferredInfo | DeclaredInfo | InferredInfo & DeclaredInfo): type is InferredInfo;
+export declare function isInferredAndDeclared(type: InferredInfo | DeclaredInfo | InferredInfo & DeclaredInfo): type is InferredInfo & DeclaredInfo;
+export declare function getTypeOption(info: InferredInfo | DeclaredInfo): TypeOption;
+//# sourceMappingURL=documents.d.ts.map

client/node_modules/langium/lib/grammar/workspace/documents.d.ts.map

@@ -0,0 +1 @@
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client/node_modules/langium/lib/grammar/workspace/documents.js

@@ -0,0 +1,18 @@
+/******************************************************************************
+ * Copyright 2022 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.
+ ******************************************************************************/
+export function isDeclared(type) {
+    return type && 'declared' in type;
+}
+export function isInferred(type) {
+    return type && 'inferred' in type;
+}
+export function isInferredAndDeclared(type) {
+    return type && 'inferred' in type && 'declared' in type;
+}
+export function getTypeOption(info) {
+    return isDeclared(info) ? info.declared : info.inferred;
+}
+//# sourceMappingURL=documents.js.map

client/node_modules/langium/lib/grammar/workspace/documents.js.map

@@ -0,0 +1 @@
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