Module: Dry::System

Includes:
Core::Constants
Defined in:
lib/dry/system.rb,
lib/dry/system/stubs.rb,
lib/dry/system/errors.rb,
lib/dry/system/loader.rb,
lib/dry/system/plugins.rb,
lib/dry/system/version.rb,
lib/dry/system/importer.rb,
lib/dry/system/provider.rb,
lib/dry/system/component.rb,
lib/dry/system/constants.rb,
lib/dry/system/container.rb,
lib/dry/system/identifier.rb,
lib/dry/system/plugins/env.rb,
lib/dry/system/component_dir.rb,
lib/dry/system/auto_registrar.rb,
lib/dry/system/plugins/plugin.rb,
lib/dry/system/plugins/logging.rb,
lib/dry/system/provider/source.rb,
lib/dry/system/config/namespace.rb,
lib/dry/system/plugins/bootsnap.rb,
lib/dry/system/plugins/zeitwerk.rb,
lib/dry/system/config/namespaces.rb,
lib/dry/system/indirect_component.rb,
lib/dry/system/loader/autoloading.rb,
lib/dry/system/manifest_registrar.rb,
lib/dry/system/plugins/monitoring.rb,
lib/dry/system/provider_registrar.rb,
lib/dry/system/provider/source_dsl.rb,
lib/dry/system/config/component_dir.rb,
lib/dry/system/config/component_dirs.rb,
lib/dry/system/magic_comments_parser.rb,
lib/dry/system/plugins/notifications.rb,
lib/dry/system/plugins/dependency_graph.rb,
lib/dry/system/plugins/monitoring/proxy.rb,
lib/dry/system/provider_source_registry.rb,
lib/dry/system/provider_sources/settings.rb,
lib/dry/system/provider_sources/settings/config.rb,
lib/dry/system/provider_sources/settings/loader.rb,
lib/dry/system/plugins/zeitwerk/compat_inflector.rb,
lib/dry/system/plugins/dependency_graph/strategies.rb

Defined Under Namespace

Modules: Config, Plugins, ProviderSources Classes: AutoRegistrar, Component, ComponentDir, Container, Identifier, Importer, IndirectComponent, Loader, MagicCommentsParser, ManifestRegistrar, Provider, ProviderRegistrar, ProviderSourceRegistry

Constant Summary collapse

ContainerAlreadyFinalizedError =

Error raised when import is called on an already finalized container

Class.new(StandardError)
ComponentDirAlreadyAddedError =

Error raised when a component dir is added to configuration more than once

Class.new(StandardError) do
  def initialize(dir)
    super("Component directory #{dir.inspect} already added")
  end
end
ComponentDirNotFoundError =

Error raised when a configured component directory could not be found

Class.new(StandardError) do
  def initialize(dir)
    super("Component dir '#{dir}' not found")
  end
end
NamespaceAlreadyAddedError =

Error raised when a namespace for a component dir is added to configuration more than once

Class.new(StandardError) do
  def initialize(path)
    path_label = path ? "path #{path.inspect}" : "root path"

    super("Namespace for #{path_label} already added")
  end
end
ProviderAlreadyRegisteredError =

Error raised when attempting to register provider using a name that has already been registered

Class.new(ArgumentError) do
  def initialize(provider_name)
    super("Provider #{provider_name.inspect} has already been registered")
  end
end
ProviderNotFoundError =

Error raised when a named provider could not be found

Class.new(ArgumentError) do
  def initialize(name)
    super("Provider #{name.inspect} not found")
  end
end
ProviderSourceNotFoundError =

Error raised when a named provider source could not be found

Class.new(StandardError) do
  def initialize(name:, group:, keys:)
    msg = "Provider source not found: #{name.inspect}, group: #{group.inspect}"

    key_list = keys.map { |key| "- #{key[:name].inspect}, group: #{key[:group].inspect}" }
    msg += "Available provider sources:\n\n#{key_list}"

    super(msg)
  end
end
PluginNotFoundError =

Error raised when trying to use a plugin that does not exist.

Class.new(StandardError) do
  def initialize(plugin_name)
    super("Plugin #{plugin_name.inspect} does not exist")
  end
end
PluginDependencyMissing =

Exception raise when a plugin dependency failed to load

Class.new(StandardError) do
  # @api private
  def initialize(plugin, message, gem = nil)
    details = gem ? "#{message} - add #{gem} to your Gemfile" : message
    super("dry-system plugin #{plugin.inspect} failed to load its dependencies: #{details}")
  end
end
ComponentNotLoadableError =

Exception raised when auto-registerable component is not loadable

Class.new(NameError) do
  # @api private
  def initialize(component, error,
                 corrections: DidYouMean::ClassNameChecker.new(error).corrections)
    full_class_name = [error.receiver, error.name].join("::")

    message = [
      "Component '#{component.key}' is not loadable.",
      "Looking for #{full_class_name}."
    ]

    if corrections.any?
      case_correction = corrections.find { |correction| correction.casecmp?(full_class_name) }
      if case_correction
        acronyms_needed = case_correction.split("::").difference(full_class_name.split("::"))
        stringified_acronyms_needed = acronyms_needed.map { |acronym|
          "'#{acronym}'"
        } .join(", ")
        message <<
          <<~ERROR_MESSAGE

            You likely need to add:

                acronym(#{stringified_acronyms_needed})

            to your container's inflector, since we found a #{case_correction} class.
          ERROR_MESSAGE
      else
        message << DidYouMean.formatter.message_for(corrections)
      end
    end

    super message.join("\n")
  end
end
VERSION = 
"1.1.0.beta2"
RB_EXT = 
".rb"
RB_GLOB = 
"*.rb"
PATH_SEPARATOR = 
File::SEPARATOR
KEY_SEPARATOR = 
"."
WORD_REGEX = 
/\w+/

Class Method Summary collapse

Class Method Details

.loader ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/dry/system.rb', line 9

def self.loader
  @loader ||= Zeitwerk::Loader.new.tap do |loader|
    root = File.expand_path("..", __dir__)
    loader.tag = "dry-system"
    loader.inflector = Zeitwerk::GemInflector.new("#{root}/dry-system.rb")
    loader.push_dir(root)
    loader.ignore(
      "#{root}/dry-system.rb",
      "#{root}/dry/system/{components,constants,errors,stubs,version}.rb"
    )
    loader.inflector.inflect("source_dsl" => "SourceDSL")
  end
end

.provider_sources ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/dry/system.rb', line 56

def self.provider_sources
  @provider_sources ||= ProviderSourceRegistry.new
end

.register_provider_source(name, group:, source: nil, provider_options: {}, &block) ⇒ Object

Registers a provider source, which can be used as the basis for other providers



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# File 'lib/dry/system.rb', line 33

def self.register_provider_source(name, group:, source: nil, provider_options: {}, &block)
  if source && block
    raise ArgumentError, "You must supply only a `source:` option or a block, not both"
  end

  if source
    provider_sources.register(
      name: name,
      group: group,
      source: source,
      provider_options: provider_options
    )
  else
    provider_sources.register_from_block(
      name: name,
      group: group,
      provider_options: provider_options,
      &block
    )
  end
end

.register_provider_sources(path) ⇒ Object

Registers the provider sources in the files under the given path



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# File 'lib/dry/system.rb', line 26

def self.register_provider_sources(path)
  provider_sources.load_sources(path)
end