Method: FeatureMap::Cli.for_file

Defined in:
lib/feature_map/cli.rb

.for_file(argv) ⇒ Object

For now, this just returns feature assignment Later, this could also return feature assignment errors about that file.



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# File 'lib/feature_map/cli.rb', line 272

def self.for_file(argv)
  options = {}

  # Long-term, we probably want to use something like `thor` so we don't have to implement logic
  # like this. In the short-term, this is a simple way for us to use the built-in OptionParser
  # while having an ergonomic CLI.
  files = argv.reject { |arg| arg.start_with?('--') }

  parser = OptionParser.new do |opts|
    opts.banner = 'Usage: bin/featuremap for_file [options]'

    opts.on('--json', 'Output as JSON') do
      options[:json] = true
    end

    opts.on('--help', 'Shows this prompt') do
      puts opts
      exit
    end
  end
  args = parser.order!(argv)
  parser.parse!(args)

  if files.count != 1
    raise 'Please pass in one file. Use `bin/featuremap for_file --help` for more info'
  end

  feature = FeatureMap.for_file(files.first)

  feature_name = feature&.name || 'Unassigned'
  feature_yml = feature&.config_yml || 'Unassigned'

  if options[:json]
    json = {
      feature_name: feature_name,
      feature_yml: feature_yml
    }

    puts json.to_json
  else
    puts "      Feature: \#{feature_name}\n      Feature YML: \#{feature_yml}\n    MSG\n  end\nend\n"