Class: ArgumentParser

Inherits:

Object

• Object
• ArgumentParser

Defined in:

lib/deadlist/cli/argument_parser.rb

Class Method Summary

• .parse(args, version) ⇒ Object

Class Method Details

.parse(args, version) ⇒ Object

# File 'lib/deadlist/cli/argument_parser.rb', line 2

def self.parse(args, version)
  params = {}
  
  parser = OptionParser.new do |opts|
    opts.banner = "Usage: deadlist [options]"
    opts.separator ""
    opts.separator "Required options:"
    
    opts.on("-i", "--id ID", "ID of show to download") do |id|
      params[:id] = id
    end
    
    opts.on("-f", "--format FORMAT", "Format to download (mp3, flac, ogg)") do |format|
      params[:format] = format.downcase
    end
    
    opts.separator ""
    opts.separator "Other options:"
    
    opts.on("-h", "--help", "Show this help") do
      puts opts
      exit
    end
    
    opts.on("-v", "--version", "Show version") do
      puts "deadlist v#{version}"
      exit
    end
  end
  
  parser.parse!(args)
  validate_required_params!(params, parser)
  params
rescue OptionParser::InvalidOption => e
  puts "Error: #{e.message}"
  puts parser
  exit(1)
end