Class: Dry::Transformer::ArrayTransformations::Combine

Inherits:
Object
  • Object
show all
Defined in:
lib/dry/transformer/array_transformations/combine.rb

Constant Summary collapse

EMPTY_ARRAY = 
[].freeze

Class Method Summary collapse

Class Method Details

.combine(array, mappings) ⇒ Object 



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# File 'lib/dry/transformer/array_transformations/combine.rb', line 10

def combine(array, mappings)
  root, nodes = array
  return EMPTY_ARRAY if root.nil?
  return root if nodes.nil?

  groups = group_nodes(nodes, mappings)

  root.map do |element|
    element.dup.tap { |copy| add_groups_to_element(copy, groups, mappings) }
  end
end