module Gitlab module Ci class Config module Node ## # Base abstract class for each configuration entry node. # class Entry class InvalidError < StandardError; end attr_reader :config, :metadata attr_accessor :key, :parent, :description def initialize(config, **metadata) @config = config @metadata = metadata @entries = {} @validator = self.class.validator.new(self) @validator.validate(:new) end def [](key) @entries[key] || Node::Undefined.new end def compose!(deps = nil) return unless valid? yield if block_given? end def leaf? @entries.none? end def descendants @entries.values end def ancestors @parent ? @parent.ancestors + [@parent] : [] end def valid? errors.none? end def errors @validator.messages + descendants.flat_map(&:errors) end def value if leaf? @config else meaningful = @entries.select do |_key, value| value.specified? && value.relevant? end Hash[meaningful.map { |key, entry| [key, entry.value] }] end end def specified? true end def relevant? true end def self.default end def self.validator Validator end end end end end end