class Cartograph::Sculptor

Attributes

map[R]
object[R]

Public Class Methods

new(object, map) click to toggle source
# File lib/cartograph/sculptor.rb, line 5
def initialize(object, map)
  @object = object
  @map = map
  @sculpted_object = nil
end

Public Instance Methods

properties() click to toggle source
# File lib/cartograph/sculptor.rb, line 11
def properties
  map.properties
end
sculpt(scope = nil) click to toggle source
# File lib/cartograph/sculptor.rb, line 23
def sculpt(scope = nil)
  return unless @object

  scoped_properties = scope ? properties.filter_by_scope(scope) : properties

  attributes = scoped_properties.each_with_object({}) do |property, h|
    h[property.name] = property.value_from(object, scope)
  end

  return map.mapping.new(attributes) unless @sculpted_object

  attributes.each do |name, val|
    @sculpted_object[name] = val
  end

  @sculpted_object
end
sculpted_object=(object) click to toggle source

Set this to pass in an object to extract into. Must @param object must be of the same class as the map#mapping

# File lib/cartograph/sculptor.rb, line 17
def sculpted_object=(object)
  raise ArgumentError unless object.is_a?(map.mapping)

  @sculpted_object = object
end