Module: LLT::Helpers::Transformer

Defined in:
lib/llt/helpers/transformer.rb

Instance Method Summary collapse

Instance Method Details

#to_hash(custom: {}, whitelist: [], blacklist: [], root: false, keys: :to_sym) ⇒ Object



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# File 'lib/llt/helpers/transformer.rb', line 4

def to_hash(custom: {}, whitelist: [], blacklist: [], root: false, keys: :to_sym)
  overwritten = custom.keys.map(&:to_sym)
  res = instance_variables.each_with_object({}) do |var, hash|
    sym = inst_to_sym(var)

    next if whitelist.any? && ! whitelist.include?(sym)
    next if blacklist.include?(sym)
    next if overwritten.include?(sym)

    hash[sym.send(keys)] = instance_variable_get(var)
  end

  res.merge!(custom)

  if root
    root = self.class.name if root == true
    { root => res }
  else
    res
  end
end