Class: Pechkin::CLI::CLIBuilder

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

Overview

Command Line Parser Builder

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options_keeper) ⇒ CLIBuilder

Returns a new instance of CLIBuilder.



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# File 'lib/pechkin/cli.rb', line 17

def initialize(options_keeper)
  @options = options_keeper
end

Instance Attribute Details

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/pechkin/cli.rb', line 16

def options
  @options
end

Instance Method Details

#build(parser) ⇒ Object

rubocop:disable Metrics/MethodLength, Metrics/AbcSize



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# File 'lib/pechkin/cli.rb', line 21

def build(parser) # rubocop:disable Metrics/MethodLength, Metrics/AbcSize
  # rubocop:disable Metrics/LineLength
  parser.banner = 'Usage: pechkin [options]'
  parser.separator ''

  parser.on('-c', '--config CONFIG_FILE', 'default value is /etc/pechkin/config.yml') do |value|
    options.config_file = value
  end

  parser.on('-p', '--port PORT', Integer) do |value|
    options.port = value
  end

  parser.on('--pid PID_FILE') do |value|
    options.pid_file = value
  end

  parser.on('--log-dir LOG_DIR') do |value|
    options.log_dir = value
  end

  parser.separator ''
  parser.separator 'Common options:'
  parser.on_tail('-h', '--help', 'Show this message') do
    puts parser
    exit
  end

  # Another typical switch to print the version.
  parser.on_tail('--version', 'Show version') do
    puts Version.version_string
    exit
  end
  # rubocop:enable Metrics/LineLength
end