Function assertContained

packages/migrate/src/node.ts:184–188

(root: string, candidate: string, message: string)

}

function assertContained(root: string, candidate: string, message: string): void {
  const localPath = relative(root, candidate);
  if (localPath === '' || (localPath !== '..' && !localPath.startsWith(`..${sep}`) && !isAbsolute(localPath))) return;
  throw new Error(message);
}

async function canonicalDirectory(path: string, label: string): Promise<string> {
  const canonicalPath = await realpath(path);