Class: Bixby::Client::App

Inherits:
Object show all
Defined in:
lib/bixby-client/app.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ App

Returns a new instance of App.



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# File 'lib/bixby-client/app.rb', line 18

def initialize
  @global_options = {}
  @commands = []
end

Instance Attribute Details

#command ⇒ Object (readonly)

Returns the value of attribute command.



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# File 'lib/bixby-client/app.rb', line 16

def command
  @command
end

#commands ⇒ Object (readonly)

Returns the value of attribute commands.



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# File 'lib/bixby-client/app.rb', line 16

def commands
  @commands
end

#global_options ⇒ Object (readonly)

Returns the value of attribute global_options.



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# File 'lib/bixby-client/app.rb', line 16

def global_options
  @global_options
end

Instance Method Details

#display_help ⇒ Object 



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# File 'lib/bixby-client/app.rb', line 53

def display_help
  puts "Usage: bixby [global options] command [command options] [arguments...]"
  puts
  puts "GLOBAL OPTIONS"
  puts options.summarize
  puts

  puts "COMMANDS"
  commands.each do |c|
    puts "    " + c.command_name + " - " + c.desc
  end

  exit 0
end

#options ⇒ Object 



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# File 'lib/bixby-client/app.rb', line 68

def options
  @options ||= OptionParser.new do |opts|
    opts.banner = nil

    opts.on_tail("-v", "--verbose", "Enable verbose output") {
      global_options[:verbose] = true
    }

    opts.on_tail("-h", "--help", "Display this help") {
      global_options[:help] = true
    }
  end
end

#run ⇒ Object 



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# File 'lib/bixby-client/app.rb', line 23

def run

  begin
    options.order!(ARGV)

    if global_options[:help] then
      display_help()
    end

  rescue Exception => ex
    exit if ex.kind_of? SystemExit
    STDERR.puts "error: #{ex}"
    STDERR.puts
    STDERR.puts parser
    exit 1
  end

  subcmd = ARGV.shift
  commands.each do |c|
    if c.match(subcmd) then
      ret = c.new.run(global_options, ARGV)
      exit (ret || 0)
    end
  end

  # if we reached here, no cmd given, show help?
  display_help()

end