Class: Hash

Inherits:
Object
  • Object
show all
Defined in:
lib/declarative_authorization/rails_legacy.rb

Overview

Groups methods and additions that were used but are not readily available in all supported Rails versions.

Instance Method Summary collapse

Instance Method Details

#deep_merge(other_hash) ⇒ Object

Imported from Rails 2.2


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# File 'lib/declarative_authorization/rails_legacy.rb', line 6

def deep_merge(other_hash)
  self.merge(other_hash) do |key, oldval, newval|
    oldval = oldval.to_hash if oldval.respond_to?(:to_hash)
    newval = newval.to_hash if newval.respond_to?(:to_hash)
    oldval.class.to_s == 'Hash' && newval.class.to_s == 'Hash' ? oldval.deep_merge(newval) : newval
  end
end