Sha256: 84a7cd039ce316a4ecc4e891079414a11cd62d1fea1999618cd1cf176c06a235
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Size: 1011 Bytes
Versions: 9
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Stored size: 1011 Bytes
Contents
module EnumeratedAttribute
module Attribute
class AttributeDescriptor < Array
attr_reader :name
attr_accessor :init_value
def initialize(name, enums=[], opts={})
super enums
@name = name
@options = opts
@labels_hash = Hash[*self.collect{|e| [e, e.to_s.gsub(/_/, ' ').squeeze(' ').capitalize]}.flatten]
end
def allows_nil?
@options.key?(:nil) ? @options[:nil] : true
end
def allows_value?(value)
self.include?(value.to_sym)
end
def enums
self
end
def label(value)
@labels_hash[value]
end
def labels
@labels_array ||= self.map{|e| @labels_hash[e]}
end
def hash
@labels_hash
end
def select_options
@select_options ||= self.map{|e| [@labels_hash[e], e.to_s]}
end
def set_label(enum_value, label_string)
reset_labels
@labels_hash[enum_value.to_sym] = label_string
end
protected
def reset_labels
@labels_array = nil
@select_options = nil
end
end
end
end
Version data entries
9 entries across 9 versions & 3 rubygems