Module: RakeCommander::Options::Error::ClassMethods

Defined in:
lib/rake-commander/options/error.rb

Instance Method Summary collapse

Instance Method Details

#parse_options(argv = ARGV, results: {}, leftovers: [], &block) ⇒ Object

Re-open method to add all the error handling.

See Also:



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# File 'lib/rake-commander/options/error.rb', line 23

def parse_options(argv = ARGV, results: {}, leftovers: [], &block)
  with_error_handling(argv, results, leftovers) do
    super.tap do
      check_on_leftovers(leftovers)
      check_required_presence(results)
    end
  rescue OptionParser::InvalidOption => e
    eklass = RakeCommander::Options::Error::InvalidOption
    raise eklass.new(e, from: self), nil, cause: nil
  rescue OptionParser::MissingArgument => e
    eklass = RakeCommander::Options::Error::MissingArgument
    opt    = error_option(e, eklass)
    msg    = e.message
    msg    = "missing required argument: #{opt.name_hyphen} (#{opt.short_hyphen})" if opt
    raise eklass.new(from: self, option: opt), msg, cause: nil
  rescue OptionParser::InvalidArgument => e
    eklass = RakeCommander::Options::Error::InvalidArgument
    src_e  = nil
    msg    = nil
    opt    = error_option(e, eklass)

    if opt&.enum?
      msg  = "argument in option #{opt.name_hyphen} (#{opt.short_hyphen}) "
      msg << "should be any of [#{opt.enum_options.join(' | ')}]"
    elsif opt&.argument_required?
      eklass = RakeCommander::Options::Error::MissingArgument
      msg    = "missing required argument in option: #{opt.name_hyphen} (#{opt.short_hyphen})"
    else
      src_e  = e
    end

    raise eklass.new(src_e, from: self, option: opt), msg, cause: nil
  end
end