Class: ReeArray::GroupBy

Inherits:
Object
  • Object
show all
Includes:
Ree::FnDSL
Defined in:
lib/ree_lib/packages/ree_array/package/ree_array/functions/group_by.rb

Instance Method Summary collapse

Instance Method Details

#call(list, &proc) ⇒ Object 



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# File 'lib/ree_lib/packages/ree_array/package/ree_array/functions/group_by.rb', line 11

def call(list, &proc)
  result = {}

  list.each do |element|
    key = yield(element)

    if result.has_key?(key)
      result[key] << element
    else
      result[key] = [element]
    end
  end

  result
end