AddFlagGroupToCobraCommand adds a flag group to a cobra command.

ComputeCommandFlagGroupUsage is used to compute the flag groups to be shown in the Usage help function.

GetFlagGroups returns a list of flag groups for the given command.

CommandFlagGroupUsage is used to render the flags for an entire command.

FlagGroup is a group of flags that can be added to a cobra command.

FlagGroupUsage is used to render the help for a flag group.

FlagUsage is the structured information we want to show at help time.

ParameterLayerImpl is a straight forward simple implementation of ParameterLayer that can easily be reused in more complex implementations.

ParsedLayer is the result of "parsing" input data using a ParameterLayer specification.

ParameterLayer is a struct that is used by one specific functionality layer to group and describe all the parameter definitions that it uses.