Method: MiGA::Cli::OptHelper#opt_flag

Defined in:
lib/miga/cli/opt_helper.rb

#opt_flag(opt, flag, description, sym = nil) ⇒ Object

Add a flag (true/false) to the OptionParser opt defined by flag (without –) and description, and save it in the CLI as sym. If sym is nil, flag is used as Symbol



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# File 'lib/miga/cli/opt_helper.rb', line 167

def opt_flag(opt, flag, description, sym = nil)
  sym = flag.to_sym if sym.nil?
  opt.on("--#{flag.to_s.tr('_', '-')}", description) { |v| self[sym] = v }
end