source: imaps-frontend/node_modules/enhanced-resolve/lib/getPaths.js

/*
        MIT License http://www.opensource.org/licenses/mit-license.php
        Author Tobias Koppers @sokra
*/

"use strict";

/**
 * @param {string} path path
 * @returns {{paths: string[], segments: string[]}}} paths and segments
 */
module.exports = function getPaths(path) {
        if (path === "/") return { paths: ["/"], segments: [""] };
        const parts = path.split(/(.*?[\\/]+)/);
        const paths = [path];
        const segments = [parts[parts.length - 1]];
        let part = parts[parts.length - 1];
        path = path.substring(0, path.length - part.length - 1);
        for (let i = parts.length - 2; i > 2; i -= 2) {
                paths.push(path);
                part = parts[i];
                path = path.substring(0, path.length - part.length) || "/";
                segments.push(part.slice(0, -1));
        }
        part = parts[1];
        segments.push(part);
        paths.push(part);
        return {
                paths: paths,
                segments: segments
        };
};

/**
 * @param {string} path path
 * @returns {string|null} basename or null
 */
module.exports.basename = function basename(path) {
        const i = path.lastIndexOf("/"),
                j = path.lastIndexOf("\\");
        const p = i < 0 ? j : j < 0 ? i : i < j ? j : i;
        if (p < 0) return null;
        const s = path.slice(p + 1);
        return s;
};