bitwarden-browser/src/misc/nodeUtils.ts

import * as fs from 'fs';
import * as path from 'path';

export class NodeUtils {
    static mkdirpSync(targetDir: string, mode = 755, relative = false, relativeDir: string = null) {
        const initialDir = path.isAbsolute(targetDir) ? path.sep : '';
        const baseDir = relative ? (relativeDir != null ? relativeDir : __dirname) : '.';
        targetDir.split(path.sep).reduce((parentDir, childDir) => {
            const dir = path.resolve(baseDir, parentDir, childDir);
            if (!fs.existsSync(dir)) {
                fs.mkdirSync(dir, mode);
            }
            return dir;
        }, initialDir);
    }
}