Module: SimpleEnum::ArraySupport

Defined in:
lib/simple_enum/array_support.rb

Instance Method Summary collapse

Instance Method Details

#to_hash_magic ⇒ Object

Magically convert an array to a hash, has some neat features for active record models and similar.

TODO: add more documentation; allow block to be passed to customize key/value pairs



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# File 'lib/simple_enum/array_support.rb', line 8

def to_hash_magic
  v = enum_with_index.to_a unless first.is_a?(ActiveRecord::Base) or first.is_a?(Array)
  v = map { |e| [e, e.id] } if first.is_a?(ActiveRecord::Base)
  v ||= self
  Hash[*v.flatten]
end