Class: Modulorails::SelfUpdateGenerator

Inherits:
Rails::Generators::Base
  • Object
show all
Defined in:
lib/generators/modulorails/self_update/self_update_generator.rb

Overview

Author: Matthieu ‘ciappa_m’ Ciappara This updates modulorails by editing the gemfile and running a bundle update

Constant Summary collapse

LATEST_VERSION_URL = 
'https://rubygems.org/api/v1/versions/modulorails.json'

Instance Method Summary collapse

Instance Method Details

#create_config_file ⇒ Object 



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# File 'lib/generators/modulorails/self_update/self_update_generator.rb', line 14

def create_config_file
  # Get the last published version
  versions = HTTParty.get(LATEST_VERSION_URL).parsed_response
  last_published_version = versions&.reject { |version| Gem::Version.new(version['number']).prerelease? }&.first

  # Do nothing if we could not fetch the last published version (whatever the reason)
  return if last_published_version.nil?

  requirement = last_published_version['ruby_version']
  unless ruby_version_supported_by_next_gem_version?(requirement)
    warn("Next Modulorails version requires Ruby version #{requirement}. You should update.")
    return
  end

  modulorails_version = Gem::Version.new(Modulorails::VERSION)

  # Do nothing if the current version is the same as the last published version
  version = Gem::Version.new(last_published_version['number'])
  return if version <= modulorails_version

  # Add gem to Gemfile
  gsub_file 'Gemfile', /^\s*gem\s['"]modulorails['"].*$/,
            "gem 'modulorails', '= #{version}'"

  # Update the gem and the Gemfile.lock
  run('bundle install -q')
rescue StandardError => e
  warn("[Modulorails] Error: cannot generate health_check configuration: #{e.message}")
end