FormatBaseName is formatted as an executable file name under different operating systems according to the given name.

InitFlags normalizes, parses, then logs the command line flags.

PrintFlags logs the flags in the flagset.

WarnWordSepNormalizeFunc changes and warns for flags that contain "_" separators.

WithCommandOptions sets the command options.

WithCommandRunFunc sets the command run function.

WithDescription is used to set the description of the application.

WithOptions returns a function that calls each Option in Options.

WithRunFunc returns a function that calls each RunFunc in RunFuncs.

WordSepNormalizeFunc changes all flags that contain "_" separators.

CommandOption defines optional parameters for initializing the command structure.

Option defines optional parameters for initializing the application structure.

RunCommandFunc defines the application's command startup callback function.

RunFunc defines the application's startup callback function.