Module: Gitlab::Database::BackgroundMigration::RakeTask

Defined in:
lib/gitlab/database/background_migration/rake_task.rb

Instance Method Summary collapse

Instance Method Details

#connection_and_id_from_params(migration_id) ⇒ Object 



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# File 'lib/gitlab/database/background_migration/rake_task.rb', line 9

def connection_and_id_from_params(migration_id)
  database_name, id = migration_id.split('_')
  model = Gitlab::Database.database_base_models[database_name]

  [model.connection, id.to_i]
end

#print_error(msg, force_exit: true) ⇒ Object

rubocop:disable Rails/Output – We do want to write to stdout



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# File 'lib/gitlab/database/background_migration/rake_task.rb', line 17

def print_error(msg, force_exit: true)
  puts Rainbow(msg).red

  exit 1 if force_exit # rubocop:disable Rails/Exit -- used only in rake tasks
end

#print_message(msg, force_exit: false) ⇒ Object 



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# File 'lib/gitlab/database/background_migration/rake_task.rb', line 23

def print_message(msg, force_exit: false)
  puts Rainbow(msg).green

  exit if force_exit # rubocop:disable Rails/Exit -- used only in rake tasks
end

#print_row(row, column_widths) ⇒ Object 



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# File 'lib/gitlab/database/background_migration/rake_task.rb', line 64

def print_row(row, column_widths)
  formatted_cells = row.each_with_index.map do |cell, index|
    cell.ljust(column_widths[index])
  end
  puts formatted_cells.join(' | ')
end

#print_table(data, headers: true) ⇒ Object 



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# File 'lib/gitlab/database/background_migration/rake_task.rb', line 29

def print_table(data, headers: true)
  return if data.nil? || data.empty?

  puts

  # Convert all elements to strings and handle nil values
  string_data = data.map { |row| row.map(&:to_s) }

  # Calculate the maximum width for each column
  column_widths = []
  string_data.each do |row|
    row.each_with_index do |cell, index|
      column_widths[index] = [column_widths[index] || 0, cell.length].max
    end
  end

  if headers
    # Print header row
    header = string_data.first
    print_row(header, column_widths)

    # Print separator line
    separator = column_widths.map { |width| '-' * width }.join('-|-')
    puts separator
  end

  # Print data rows
  start = headers ? 1 : 0
  string_data[start..].each do |row|
    print_row(row, column_widths)
  end

  puts
end