coze-studio/frontend/infra/utils/fs-enhance/src/index.ts

64 lines
1.8 KiB
TypeScript

/*
* Copyright 2025 coze-dev Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import fs from 'fs/promises';
import { parse as parseYaml } from 'yaml';
import { parse } from 'json5';
export const readFileLineCount = async (file: string): Promise<number> => {
const content = await fs.readFile(file, 'utf-8');
return content.split('\n').length;
};
export const isFileExists = async (file: string): Promise<boolean> => {
try {
const stat = await fs.stat(file);
return stat.isFile();
} catch (e) {
return false;
}
};
export const isDirExists = async (file: string): Promise<boolean> => {
try {
const stat = await fs.stat(file);
return stat.isDirectory();
} catch (e) {
return false;
}
};
export const readJsonFile = async <T>(file: string): Promise<T> =>
parse(await fs.readFile(file, 'utf-8'));
export const readYamlFile = async <T extends object>(
filePath: string,
): Promise<T> => parseYaml(await fs.readFile(filePath, 'utf-8'));
export const writeJsonFile = async (
file: string,
content: unknown,
): Promise<void> => {
await fs.writeFile(file, JSON.stringify(content, null, ' '));
};
export const ensureDir = async (dir: string) => {
if (!(await isDirExists(dir))) {
await fs.mkdir(dir, { recursive: true });
}
};