class ActsAsTable::Mapper::Lense

ActsAsTable mapper object for an instance of the {ActsAsTable::Lense} class.

Public Class Methods

new(row_model, column_model_by_key, record_model, method_name, position_or_key = nil, **options, &block) click to toggle source

Returns a new ActsAsTable mapper object an instance of the {ActsAsTable::Lense} class.

@param [ActsAsTable::RowModel] row_model @param [Hash<Symbol, ActsAsTable::ColumnModel>] column_model_by_key @param [ActsAsTable::RecordModel] record_model @param [#to_s] method_name @param [Integer, Symbol, nil] position_or_key @param [Hash<Symbol, Object>] options @option options [Boolean] :default @option options [#to_s] :primary_key @yieldparam [ActsAsTable::Mapper::Lense] lense @yieldreturn [void] @return [ActsAsTable::Mapper::Lense]

Calls superclass method ActsAsTable::Mapper::Base::new
# File lib/acts_as_table/mapper.rb, line 204
def initialize(row_model, column_model_by_key, record_model, method_name, position_or_key = nil, **options, &block)
  options.assert_valid_keys(:default)

  @row_model, @column_model_by_key, @record_model = row_model, column_model_by_key, record_model

  @record_model.lenses.build(method_name: method_name, default_value: options[:default]) do |lens|
    unless position_or_key.nil?
      lens.column_model = position_or_key.is_a?(::Symbol) ? @column_model_by_key[position_or_key] : @row_model.column_models[position_or_key - 1]
    end
  end

  super(&block)
end