Class: Breezer::Command

Inherits:
Object
  • Object
show all
Defined in:
lib/breezer/command.rb

Overview

Used to parse the command line args and run the breezer accordingly

Class Method Summary collapse

Class Method Details

.check_files_presence!(gemfile_file, lockfile_file) ⇒ Object

Check that the Gemfile and the Lockfile exists

Raises:



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# File 'lib/breezer/command.rb', line 25

def check_files_presence!(gemfile_file, lockfile_file)

  unless File.file?(gemfile_file)
    puts "Unable to find a Gemfile (searched in #{gemfile_file})"
    raise NoGemfileException, "Unable to find a Gemfile (searched in #{gemfile_file})"
  end

  return if File.file?(lockfile_file)

  puts "Unable to find a Lockfile (Gemfile.lock). If you don't have a Gemfile.lock yet, "\
      "you can run 'bundle install' first. (searched in #{lockfile_file})"
  raise NoLockfileException, "Unable to find a Lockfile (Gemfile.lock) (searched in #{lockfile_file})"
end

.get_gemfile_file(args) ⇒ Object 



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# File 'lib/breezer/command.rb', line 39

def get_gemfile_file(args)
  gemfile_dir = args.first || '.'

  File.directory?(gemfile_dir) ? File.join(gemfile_dir, 'Gemfile') : gemfile_dir
end

.parse_options(options = { debug: false }, argv) ⇒ Object

rubocop:todo Metrics/AbcSize



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# File 'lib/breezer/command.rb', line 45

def parse_options(options = { debug: false }, argv) # rubocop:todo Metrics/AbcSize
  OptionParser.new do |parser| # rubocop:todo Metrics/BlockLength
    parser.banner = 'Usage: breezer DIR [options]'

    parser.on('-l', '--level LEVEL', 'Set the minimum level of gem updates (default: patch).'\
                                    ' Set to "exact" to lock gems versions (not recommended).') do |v|
      unless %w[major minor patch exact].include?(v)
        raise InvalidLevelException, "Error: level must be one of: 'major', 'minor', 'patch' or 'exact', #{v} given."
      end

      options[:level] = v
    end

    parser.on('-L', '--lockfile NAME', 'Use different lockfile (default: Gemfile.lock)') do |v|
      options[:lockfile_file] = v
    end

    parser.on('-d', '--dry-run', 'Print the updated Gemfile instead of writing it') do
      options[:dry] = true
    end

    parser.on('-o', '--output FILE', 'The output file (default: Gemfile)') do |v|
      options[:output] = v
    end

    parser.on('-c', '--check', 'Check that all gems have version constraints') do |_v|
      options[:check] = true
    end

    parser.on('-h', '--help', 'Show this help message') do
      puts parser
      exit(0)
    end

    parser.on('-v', '--version', 'Show version') do
      puts Breezer::VERSION
      exit(0)
    end
  end.parse!(argv)
  options
end

.run!(args) ⇒ Object 



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# File 'lib/breezer/command.rb', line 12

def run!(args)
  gemfile_file = get_gemfile_file(args)

  options = parse_options({ debug: false }, args)
  lockfile_file = options[:lockfile_file] || "#{gemfile_file}.lock"

  # Will raise if files are not valid
  check_files_presence!(gemfile_file, lockfile_file)

  Breezer.freeze!(gemfile_file, lockfile_file, options)
end