Sha256: ca695dda5d912d336b17a104d8c78db163c3ba0e0ee88227886809deee745b69
Contents?: true
Size: 1019 Bytes
Versions: 20
Compression:
Stored size: 1019 Bytes
Contents
require 'active_support/inflector'
class AbilityDefinition
attr_accessor :cans, :cannots
def self.parse(definitions)
@@ability_definitions ||= {}
limitation, ability_list, model_list = *definitions.split(':')
ability_names, model_names = extract(ability_list), extract(model_list)
model_names.each do |model_name|
definition = @@ability_definitions[model_name] || AbilityDefinition.new
definition.merge(limitation.pluralize, ability_names)
@@ability_definitions[model_name] = definition
end
end
def self.extract(string)
return *string.gsub(/[\[\]\s]/, '').split(',')
end
def self.models
@@ability_definitions
end
def initialize
@cans, @cannots = [], []
end
def merge(limitation, ability_names)
combined_ability_names = instance_variable_get("@#{limitation}") | ability_names
instance_variable_set("@#{limitation}", combined_ability_names)
end
def can
@cans
end
def cannot
@cannots
end
end
Version data entries
20 entries across 20 versions & 1 rubygems