Module: CouchPillow::RenameDirective

Included in:
Document
Defined in:
lib/couchpillow/directives/rename.rb

Constant Summary collapse

RESERVED_KEYS = 
i[_id _type _created_at _updated_at]

Instance Method Summary collapse

Instance Method Details

#rename(map) ⇒ Object

Rename keys from one to another



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# File 'lib/couchpillow/directives/rename.rb', line 9

def rename map
  map.each do |k, v|
    raise ArgumentError, "Cannot rename reserved keys" if
      RESERVED_KEYS.include?(k) || RESERVED_KEYS.include?(v)
  end

  smap = CouchPillow.symbolize(map)

  rename_keys.merge!(smap)
end

#rename_keys ⇒ Object 



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# File 'lib/couchpillow/directives/rename.rb', line 21

def rename_keys
  @rename_keys ||= {}
end