1/*
2 * Copyright (c) 2022-2024 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16import type * as ts from 'typescript';
17import * as path from 'node:path';
18import { STANDARD_LIBRARIES } from '../consts/StandardLibraries';
19
20export function isStdLibraryType(type: ts.Type): boolean {
21  return isStdLibrarySymbol(type.aliasSymbol ?? type.getSymbol());
22}
23
24export function isStdLibrarySymbol(sym: ts.Symbol | undefined): boolean {
25  if (sym?.declarations && sym.declarations.length > 0) {
26    const srcFile = sym.declarations[0].getSourceFile();
27    return srcFile && STANDARD_LIBRARIES.includes(path.basename(srcFile.fileName).toLowerCase());
28  }
29  return false;
30}
31