brain-vue-cli/libs/utils/node.ts

A command line tool used to run projects

import * as path from 'path';
/**
 * 模拟Node的递归找查找文件
 * @param directory 指定递归开始的文件夹
 * @param relativeFilename 相对路径<文件名>
 * @param previousDirectory 外部不做设定, 这个参数记录上一次文件夹位置, 用于检查是否到达文件夹顶层
 * @returns {any}
 */
export function emulateNodeRecursiveLookup(directory: string, relativeFilename: string, previousDirectory?: string): any {
    try {
        const loopUpTarget = path.resolve(directory, relativeFilename);
        console.log(loopUpTarget);
        return require(loopUpTarget);
    } catch (e) {
        directory = path.dirname(directory);
        if (previousDirectory != directory) {
            previousDirectory = directory;
            return emulateNodeRecursiveLookup(directory, relativeFilename, previousDirectory);
        } else {
            return null;
        }
    }
}