Class: Convergence::Command::Diff

Inherits:
Convergence::Command show all
Defined in:
lib/convergence/command/diff.rb

Instance Method Summary collapse

Methods inherited from Convergence::Command

#connector, #database_adapter, #dumper, #initialize, #logger, #sql_generator

Constructor Details

This class inherits a constructor from Convergence::Command

Instance Method Details

#execute ⇒ Object 



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# File 'lib/convergence/command/diff.rb', line 8

def execute
  validate!
  from = Convergence::DefaultParameter.remove_database_default_parameter(from_tables, database_adapter)
  to = Convergence::DefaultParameter.remove_database_default_parameter(to_tables, database_adapter)
  msg = Convergence::PrettyDiff.new(from, to).output
  logger.output(msg)
  msg
end

#validate! ⇒ Object 



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# File 'lib/convergence/command/diff.rb', line 2

def validate!
  unless @opts[:diff].size == 2
    fail ArgumentError.new('diff required two arguments')
  end
end