indicates whether the given list of FileTypes contains the given FileType.

FileContentWithoutHeader provides the content of the file with the given path, without the comment block identified by the given token.

provides the extension of the given filepath.

indicates whether it is possible to add comments to the file with the given name.

WriteFileWithHeader creates a file at the given path containing the given file content (header + body).

a comment format known to this app.

a file format that we know about, represented as its file extension.