setup-cpp/packages/user-access/src/index.ts

import { isSudo, execRootSync } from "admina"
import { statSync } from "fs"

/**
 * Give the user access to the given path (and its sub-directories if a directory). It changes the owner to the
 * SUDO_USER. This allows the user to use the folder without sudo
 *
 * @param path The path to give the user access to
 */
export function giveUserAccess(path: string) {
  if (
    (process.platform === "linux" || process.platform === "darwin") &&
    isSudo() &&
    process.env.SUDO_USER !== undefined
  ) {
    const isDirectory = statSync(path).isDirectory()
    execRootSync("chown", [...(isDirectory ? ["-R"] : []), process.env.SUDO_USER, path], {
      cwd: path,
      stdio: "inherit",
      shell: true,
    })
  }
}