diff options
Diffstat (limited to 'lib/gitlab/ci/config/node/entry.rb')
-rw-r--r-- | lib/gitlab/ci/config/node/entry.rb | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/lib/gitlab/ci/config/node/entry.rb b/lib/gitlab/ci/config/node/entry.rb new file mode 100644 index 00000000000..52758a962f3 --- /dev/null +++ b/lib/gitlab/ci/config/node/entry.rb @@ -0,0 +1,77 @@ +module Gitlab + module Ci + class Config + module Node + ## + # Base abstract class for each configuration entry node. + # + class Entry + class InvalidError < StandardError; end + + attr_accessor :description + + def initialize(value) + @value = value + @nodes = {} + @errors = [] + + prevalidate! + end + + def process! + return if leaf? + return unless valid? + + compose! + + nodes.each(&:process!) + nodes.each(&:validate!) + end + + def nodes + @nodes.values + end + + def valid? + errors.none? + end + + def leaf? + allowed_nodes.none? + end + + def errors + @errors + nodes.map(&:errors).flatten + end + + def allowed_nodes + {} + end + + def validate! + raise NotImplementedError + end + + def value + raise NotImplementedError + end + + private + + def prevalidate! + end + + def compose! + allowed_nodes.each do |key, essence| + @nodes[key] = create_node(key, essence) + end + end + + def create_node(key, essence) + raise NotImplementedError + end + end + end + end + end +end |