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# frozen_string_literal: true
module Gitlab
module Ci
class Config
module External
class Rules
# Remove these two constants when FF `ci_refactor_external_rules` is removed
ALLOWED_KEYS = Entry::Include::Rules::Rule::ALLOWED_KEYS
ALLOWED_WHEN = Entry::Include::Rules::Rule::ALLOWED_WHEN
InvalidIncludeRulesError = Class.new(Mapper::Error)
def initialize(rule_hashes)
if Feature.enabled?(:ci_refactor_external_rules)
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)
else
validate(rule_hashes)
@rule_list = Build::Rules::Rule.fabricate_list(rule_hashes)
end
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
end
private
def match_rule(context)
@rule_list.find { |rule| rule.matches?(nil, context) }
end
# Remove this method when FF `ci_refactor_external_rules` is removed
def validate(rule_hashes)
return unless rule_hashes.is_a?(Array)
rule_hashes.each do |rule_hash|
next if (rule_hash.keys - ALLOWED_KEYS).empty? && valid_when?(rule_hash)
raise InvalidIncludeRulesError, "invalid include rule: #{rule_hash}"
end
end
# Remove this method when FF `ci_refactor_external_rules` is removed
def valid_when?(rule_hash)
rule_hash[:when].nil? || rule_hash[:when].in?(ALLOWED_WHEN)
end
Result = Struct.new(:when) do
def pass?
self.when != 'never'
end
end
end
end
end
end
end
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