static-fs/dist/common/path.js

A static filesystem to bundle files and read them using NodeJS

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.unixifyPath = unixifyPath;
exports.isWindowsPath = isWindowsPath;
exports.sanitizePath = sanitizePath;

var _path = require("path");

var _constants = require("./constants");

// Strips down a path into an absolute-style unix path
function unixifyPath(filePath) {
  if (!_constants.isWindows) return filePath;

  if (filePath && typeof filePath === 'string') {
    return filePath // change \\?\<letter>:\ to <letter>:\
    .replace(/^\\\\\?\\(.):\\/, '$1:\\') // change backslashes to forward slashes. (and remove duplicates)
    // eslint-disable-next-line no-useless-escape
    .replace(/[\\\/]+/g, '/') // remove drive letter from front
    .replace(/^([a-zA-Z]+:|\.\/)/, '') // drop any trailing slash
    .replace(/(.+?)\/$/, '$1');
  }

  return filePath;
}

function isWindowsPath(filePath) {
  if (!_constants.isWindows) return filePath;

  if (filePath && filePath.length >= 3) {
    if (filePath.charCodeAt(0) === 92 && filePath.charCodeAt(1) === 92) {
      return true;
    }

    if (filePath.charCodeAt(1) === 58 && filePath.charCodeAt(2) === 92) {
      const code = filePath.charCodeAt(0);
      return code >= 65 && code <= 90 || code >= 97 && code <= 122;
    }
  }

  return false;
}

function sanitizePath(...args) {
  const resolvedPath = (0, _path.resolve)(...args);
  return unixifyPath(resolvedPath);
}