Contents

require 'dry/logic/rule_compiler'
require 'dry/logic/predicates'
require 'dry/logic/rule/predicate'

module Dry
  module Types
    def self.Rule(options)
      rule_compiler.(
        options.map { |key, val| Logic::Rule::Predicate.new(Logic::Predicates[:"#{key}?"]).curry(val).to_ast }
      ).reduce(:and)
    end

    def self.rule_compiler
      @rule_compiler ||= Logic::RuleCompiler.new(Logic::Predicates)
    end
  end
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
dry-types-0.9.2	lib/dry/types/constraints.rb
dry-types-0.9.1	lib/dry/types/constraints.rb
dry-types-0.9.0	lib/dry/types/constraints.rb