HandleHelp writes help to a writer for the given request's command.

LongHelp writes a formatted CLI helptext string to a Writer for the given command.

NewResponseEmitter constructs a new response emitter that writes results to the console.

Parse parses the input commandline string (cmd, flags, and args).

ShortHelp writes a formatted CLI helptext string to a Writer for the given command.

ErrNoHelpRequested returns when request for help help does not include the short nor the long option.

Closer is a helper interface to check if the env supports closing.

ResponseEmitter extends cmds.ResponseEmitter to give better control over the command line.

ExitError is the error used when a specific exit code needs to be returned.