Function traverseBetweenDirs

packages/vite/src/node/packages.ts:382–391

* Traverse between `longerDir` (inclusive) and `shorterDir` (exclusive) and call `cb` for each dir. * @param longerDir Longer dir path, e.g. `/User/foo/bar/baz` * @param shorterDir Shorter dir path, e.g. `/User/foo`

(
  longerDir: string,
  shorterDir: string,
  cb: (dir: string) => void,
)

 * @param shorterDir Shorter dir path, e.g. `/User/foo`
 */
function traverseBetweenDirs(
  longerDir: string,
  shorterDir: string,
  cb: (dir: string) => void,
) {
  while (longerDir !== shorterDir) {
    cb(longerDir)
    longerDir = path.dirname(longerDir)
  }
}