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# frozen_string_literal: true
module Gitlab
module Ci
class Config
module External
class Rules
InvalidIncludeRulesError = Class.new(Mapper::Error)
def initialize(rule_hashes)
return unless rule_hashes
# We must compose the include rules entry here because included
# files are expanded before `@root.compose!` runs in Ci::Config.
rules_entry = Entry::Include::Rules.new(rule_hashes)
rules_entry.compose!
raise InvalidIncludeRulesError, "include:#{rules_entry.errors.first}" unless rules_entry.valid?
@rule_list = Build::Rules::Rule.fabricate_list(rules_entry.value)
end
def evaluate(context)
if @rule_list.nil?
Result.new('always')
elsif matched_rule = match_rule(context)
Result.new(matched_rule.attributes[:when])
else
Result.new('never')
end
rescue Build::Rules::Rule::Clause::ParseError => e
raise InvalidIncludeRulesError, "include:#{e.message}"
end
private
def match_rule(context)
@rule_list.find { |rule| rule.matches?(context.pipeline, context) }
end
Result = Struct.new(:when) do
def pass?
self.when != 'never'
end
end
end
end
end
end
end
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