vendors/tempy.js/ensureAbsolutePathForCwd
    var ensureAbsolutePathForCwd = (cwd, p) => {
      cwd = slash(cwd);
      if (path2.isAbsolute(p)) {
        if (slash(p).startsWith(cwd)) {
          return p;
        }
        throw new Error(`Path ${p} is not in cwd ${cwd}`);
      }
      return path2.join(cwd, p);
    };