Contents

require 'dry/logic'
require 'dry/logic/predicates'

include Dry::Logic

user_present = Rule::Key.new(:user, Predicates[:key?])
has_min_age = Rule::Key.new(:age, Predicates[:key?]) & Rule::Value.new(:age, Predicates[:gt?].curry(18))

user_rule = user_present & has_min_age

puts user_rule.(user: { age: 19 }).inspect

puts user_rule.(user: { age: 18 }).inspect

Version data entries

9 entries across 9 versions & 1 rubygems

Version	Path
dry-logic-0.2.3	examples/basic.rb
dry-logic-0.2.2	examples/basic.rb
dry-logic-0.2.1	examples/basic.rb
dry-logic-0.2.0	examples/basic.rb
dry-logic-0.1.4	examples/basic.rb
dry-logic-0.1.3	examples/basic.rb
dry-logic-0.1.2	examples/basic.rb
dry-logic-0.1.1	examples/basic.rb
dry-logic-0.1.0	examples/basic.rb