Function or async function that implements the command
A sentence or two about this command for command-line usage
A ICliArgGroup
for the arguments after a lone "--"
If true
, don't show this command in command-line usage
The string literal CLI_COMMAND
Identifier for this command in command-line usage
A ICliArgGroup
for the arguments passed as "--name value"
A ICliArgGroup
for the arguments before the first separator argument
An object that defines a CLI command and its arguments