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Contents
# frozen_string_literal: true
module Mobility
=begin
Abstract Module subclass with methods to define plugins and defaults.
Works with {Mobility::Plugin}. (Subclassed by {Mobility::Translations}.)
=end
class Pluggable < Module
class << self
def plugin(name, *args)
Plugin.configure(self, defaults) { __send__ name, *args }
end
def plugins(&block)
Plugin.configure(self, defaults, &block)
end
def included_plugins
included_modules.grep(Plugin)
end
def defaults
@defaults ||= {}
end
def inherited(klass)
super
klass.defaults.merge!(defaults)
end
end
def initialize(*, **options)
initialize_options(options)
validate_options(@options)
end
attr_reader :options
private
def initialize_options(options)
@options = self.class.defaults.merge(options)
end
# This is overridden by backend plugin to exclude mixed-in backend options.
def validate_options(options)
plugin_keys = self.class.included_plugins.map { |p| Plugins.lookup_name(p) }
extra_keys = options.keys - plugin_keys
raise InvalidOptionKey, "No plugin configured for these keys: #{extra_keys.join(', ')}." unless extra_keys.empty?
end
class InvalidOptionKey < Error; end
end
end
Version data entries
31 entries across 31 versions & 1 rubygems