gitlab-org--gitlab-foss/lib/declarative_policy/rule_dsl.rb
gfyoung d598e4fd93 Enable more frozen string in lib/**/*.rb
Enables frozen for the following:

* lib/*.rb
* lib/banzai/**/*.rb
* lib/bitbucket/**/*.rb
* lib/constraints/**/*.rb
* lib/container_registry/**/*.rb
* lib/declarative_policy/**/*.rb

Partially addresses #47424.
2018-10-06 17:02:50 -07:00

47 lines
946 B
Ruby

# frozen_string_literal: true
module DeclarativePolicy
# The DSL evaluation context inside rule { ... } blocks.
# Responsible for creating and combining Rule objects.
#
# See Base.rule
class RuleDsl
def initialize(context_class)
@context_class = context_class
end
def can?(ability)
Rule::Ability.new(ability)
end
def all?(*rules)
Rule::And.make(rules)
end
def any?(*rules)
Rule::Or.make(rules)
end
def none?(*rules)
~Rule::Or.new(rules)
end
def cond(condition)
Rule::Condition.new(condition)
end
def delegate(delegate_name, condition)
Rule::DelegatedCondition.new(delegate_name, condition)
end
def method_missing(msg, *args)
return super unless args.empty? && !block_given?
if @context_class.delegations.key?(msg)
DelegateDsl.new(self, msg)
else
cond(msg.to_sym)
end
end
end
end