Contents

module CompositePrimaryKeys
  ID_SEP     = ','
  ID_SET_SEP = ';'

  module ArrayExtension
    def to_composite_keys
      CompositeKeys.new(self)
    end

    def to_composite_ids
      Array.new(self)
    end
  end

  class CompositeKeys < Array
    def to_s
      # Doing this makes it easier to parse Base#[](attr_name)
      join(ID_SEP)
    end
  end
end

Array.send(:include, CompositePrimaryKeys::ArrayExtension)

Version data entries

7 entries across 7 versions & 1 rubygems

Version	Path
composite_primary_keys-3.0.9	lib/composite_primary_keys/composite_arrays.rb
composite_primary_keys-3.0.8	lib/composite_primary_keys/composite_arrays.rb
composite_primary_keys-3.0.7	lib/composite_primary_keys/composite_arrays.rb
composite_primary_keys-3.0.4	lib/composite_primary_keys/composite_arrays.rb
composite_primary_keys-3.0.3	lib/composite_primary_keys/composite_arrays.rb
composite_primary_keys-3.0.0.b3	lib/composite_primary_keys/composite_arrays.rb
composite_primary_keys-3.0.0.b2	lib/composite_primary_keys/composite_arrays.rb