class Parser

Parses command line arguments

Public Class Methods

parse(argv) click to toggle source
# File lib/check_super_calls/arguments_parser.rb, line 22
def self.parse(argv)
  # If no arguments supplied, print help
  argv << '-h' if argv.empty?

  result = default_options

  options_parser = OptionParser.new do |o|
    o.banner = 'Usage: {SCRIPT_NAME} [input directory]'
    # nandrei add an ignore option.
    o.on('-h',
         '--help',
         'Prints this help') do
      puts options_parser
      exit 0
    end
    o.on('-iIGNORE',
         '--ignore-regex=IGNORE',
         'Case sensitive ignore files regex. Eg. "Ignore|Debug"') do |v|
      result.ignore_regex_string = v
    end

    o.on('-e',
         '--echo',
         'Echo invocation') do |_v|
      result.echo_invocation = true
    end

    o.on('-t',
         '--total',
         'Print total') do |_v|
      result.print_totals = true
    end
  end

  begin
    options_parser.parse!(argv)
  rescue StandardError => exception
    puts exception
    puts options_parser
    exit 1
  end

  result.input_directory = argv.pop
  if result.input_directory.nil? || !Dir.exist?(result.input_directory)
    puts 'Can\'t find directory ' + result.input_directory
    Parser.parse %w[--help]
    exit 0
  end

  result
end

Private Class Methods

default_options() click to toggle source
# File lib/check_super_calls/arguments_parser.rb, line 13
def self.default_options
  result = Options.new
  result.input_directory = '.'
  result.echo_invocation = false
  result.print_totals = false
  result
end