Method: StrokeDB::DefaultSlotDiff.diff

Defined in:
lib/strokedb/sync/diff.rb

.diff(from, to) ⇒ Object 



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# File 'lib/strokedb/sync/diff.rb', line 17

def self.diff(from, to)
  unless from.class == to.class # if value types are not the same
    to # then return new value
  else
    case to
    when /@##{UUID_RE}/, /@##{UUID_RE}.#{VERSION_RE}/
      to
    when Array, String
      ::Diff::LCS.diff(from, to).map do |d|
        d.map do |change|  
          change.to_a 
        end
      end
    when Hash
      ::Diff::LCS.diff(from.sort_by{|e| e.to_s}, to.sort_by{|e| e.to_s}).map do |d|
        d.map do |change|
          [change.to_a.first, {change.to_a.last.first => change.to_a.last.last}]
        end
      end
    else
      to 
    end
  end
end