options-775031: Expose Command.hasNamedParameters
options-775031: Expose Command.hasNamedParameters

A command has named parameters if any of its parameters is not positional.
Example of using positional parameters (with mythical copy command):
>> copy a.txt b.txt
Example of using named parameters:
>> copy --source a.txt --dest b.txt
There are benefits of both systems.

joewalker/gcli,mozilla/gcli,joewalker/gcli,mozilla/gcli,mozilla/gcli