readDirectory
abstract fun readDirectory( path: String, extensions: <Error class: unknown class><String> = definedExternally, exclude: <Error class: unknown class><String> = definedExternally, include: <Error class: unknown class><String> = definedExternally, depth: Double = definedExternally): <Error class: unknown class><String>(source)
Used to generate source file names from the config file and its include, exclude, files rules and also to cache the directory stucture