Class: ArrayCollection::DataAccessor

Inherits:
Object
  • Object
show all
Defined in:
lib/array_collection/data_accessor.rb

Overview

Data retreiver based on string dot notation

Class Method Summary collapse

Class Method Details

.get(target, key, default = nil) ⇒ Object

TODO: Refactor



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# File 'lib/array_collection/data_accessor.rb', line 8

def get(target, key, default = nil) # rubocop:disable Metrics/AbcSize,Metrics/CyclomaticComplexity,Metrics/MethodLength,Metrics/PerceivedComplexity
  return target if key.nil?

  key = key.split(".") unless key.is_a?(Array)

  key.each_with_index do |segment, i|
    return target if segment.nil?

    if segment == "*"
      return default unless target.is_a?(Array)

      result = target.map { |item| get(item, key[i + 1..]) }
      return key.include?("*") ? result.flatten : result
    end

    segment = if segment.to_i.to_s == segment
                segment.to_i
              else
                segment.to_sym
              end
    if target.respond_to?(:[]) && target[segment]
      target = target[segment]
    elsif target.respond_to?(segment)
      target = target.send(segment)
    else
      return default
    end
  end

  target
end