Module: DbAgile::Environment::OnError

Included in:
DbAgile::Environment
Defined in:
lib/dbagile/environment/on_error.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#show_backtrace=(value) ⇒ Object (writeonly)

Show backtrace on errors?



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# File 'lib/dbagile/environment/on_error.rb', line 6

def show_backtrace=(value)
  @show_backtrace = value
end

Instance Method Details

#on_error(command, error) ⇒ Object

Handles an error that occured during command execution.

Parameters:

  • error (Exception) —

    the error that was raised

Returns:

  • nil to continue execution, an error to raise otherwise



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# File 'lib/dbagile/environment/on_error.rb', line 19

def on_error(command, error)
  case error
    when SystemExit
    when OptionParser::ParseError
      say(error.message, :red)
      display(command.options.to_s)
    when Sequel::Error, IOError
      say(error.message, :red)
    when DbAgile::SchemaSemanticsError
      say(error.message(true), :red)
    when DbAgile::InternalError
      say("DbAgile encountered an internal error.\n Please replay with dba --backtrace and report the error!", :red)
      say(error.message, :red)
    when DbAgile::Error
      say(error.message, :red)
    when Interrupt
      say("Command interrupted by user", :magenta)
    else
      say("ERROR (#{error.class}): #{error.message}", :red)
  end
  if show_backtrace?
    say(error.backtrace.join("\n"))
  end
  error
end

#show_backtrace? ⇒ Boolean

Shows the backtrace when an error occurs?

Returns:

  • (Boolean) 


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# File 'lib/dbagile/environment/on_error.rb', line 9

def show_backtrace?
  @show_backtrace
end