function check()

in src/index.ts [484:488]

• 5 lines of code
• 3 McCabe index (conditional complexity)

  function check<K extends keyof DockerImageAssetSource>(key: K) {
    if (asset[key] && !asset.directoryName) {
      throw new Error(`'${key}' is only allowed in combination with 'directoryName', got: ${JSON.stringify(asset)}`);
    }
  }