Module: WarnOnColumnRemoval

Defined in:
lib/deprecated_columns/warn_on_column_removal.rb

Instance Method Summary collapse

Instance Method Details

#column_deprecation_status(table_name, column_name) ⇒ Object 



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# File 'lib/deprecated_columns/warn_on_column_removal.rb', line 8

def column_deprecation_status(table_name, column_name)
  begin
    klass = table_name.to_s.singularize.camelize.constantize
  rescue NameError
    return "WARNING: Couldn't find model for table #{table_name}. I can't tell " +
      "if column #{column_name} has been deprecated."
  end

  if klass.try(:deprecated_column_list).to_a.include?(column_name.to_s)
    "OK: #{table_name}.#{column_name} has been deprecated."
  else
    "WARNING: #{table_name}.#{column_name} has not been deprecated. Please " +
      "use the `deprecated_columns` macro to avoid crashing the application " +
      "at deploy time."
  end
end

#remove_column(table_name, column_name, type = nil, options = {}) ⇒ Object 



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# File 'lib/deprecated_columns/warn_on_column_removal.rb', line 2

def remove_column(table_name, column_name, type = nil, options = {})
  puts column_deprecation_status(table_name, column_name)

  super
end