Contents

module Encore
  class Attribute
    attr_reader :attribute, :klass, :column, :opts

    def initialize(klass, column, opts = {})
      @klass = klass
      @column = column
      @attribute = opts[:as].try(:to_sym) || @column
      @opts = opts
    end

    def assign(object, value)
      object.send :"#{self.column}=", value
    end

    def fetch(object)
      object.send :"#{self.column}"
    end

    def ==(other_attribute)
      hash == other_attribute.hash
    end

    def eql?(other)
      self == other
    end

    # Generate a hash for comparisons
    def hash
      [@attribute, @klass].hash
    end

    # Return whether the attribute is read-only
    def readonly?
      !!@opts[:readonly]
    end

    def to_s
      "#<Encore::Attribute #{@klass}@#{@attribute}>"
    end
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
encore-0.0.3	lib/encore/attribute.rb