Class: Pedant::Cli

Inherits:
Object
  • Object
show all
Defined in:
lib/pedant/cli.rb

Constant Summary collapse

@@optparse = 
nil

Class Method Summary collapse

Class Method Details

.run ⇒ Object 



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# File 'lib/pedant/cli.rb', line 33

def self.run
  options = {
    input_mode: :filesystem,
    output_mode: :terminal,
    verbosity: 0
  }

  Command.initialize!

  @@optparse = OptionParser.new do |opts|
    opts.banner = "Usage: pedant [global-options] [command [command-options] [args]]"

    opts.separator ""
    opts.separator "Global settings:"

    opts.on('-v', '--verbose', 'Output more information, use multiple time to increase verbosity.') do
      options[:verbosity] += 1
    end

    opts.separator ""
    opts.separator "Common operations:"

    opts.on('-h', '--help', 'Display this help screen.') do
      puts opts
      exit 1
    end

    opts.on('-l', '--list', 'Display the list of available commands.') do
      puts Command.list
      exit 1
    end

    opts.on('-V', '--version', 'Display the version of Pedant.') do
      puts "#{Pedant::VERSION}"
      exit
    end
  end

  @@optparse.order!

  # Sanity check the command.
  usage("No command was specified.") if ARGV.empty?
  cmd = ARGV.shift
  cls = Command.find(cmd)
  usage("Command '#{cmd}' not supported.") if cls.nil?

  # Run the command.
  cls.run(options, ARGV)
end

.usage(msg) ⇒ Object 



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# File 'lib/pedant/cli.rb', line 83

def self.usage(msg)
  puts Rainbow(msg).color(:red)
  puts
  puts @@optparse
  exit 1
end