Deprecation specifies the API used by Rails to deprecate methods, instance variables, objects and constants.

Constants

DEFAULT_BEHAVIORS = { raise: ->(message, callstack, deprecation_horizon, gem_name) { e = DeprecationException.new(message) e.set_backtrace(callstack.map(&:to_s)) raise e }, stderr: ->(message, callstack, deprecation_horizon, gem_name) { $stderr.puts(message) $stderr.puts callstack.join("\n ") if debug }, log: ->(message, callstack, deprecation_horizon, gem_name) { logger = if defined?(Rails.logger) && Rails.logger Rails.logger else require "active_support/logger" ActiveSupport::Logger.new($stderr) end logger.warn message logger.debug callstack.join("\n ") if debug }, notify: ->(message, callstack, deprecation_horizon, gem_name) { notification_name = "deprecation.#{gem_name.underscore.tr('/', '_')}" ActiveSupport::Notifications.instrument(notification_name, message: message, callstack: callstack, gem_name: gem_name, deprecation_horizon: deprecation_horizon) }, silence: ->(message, callstack, deprecation_horizon, gem_name) {}, }

Attributes

[RW] deprecation_horizon

The version number in which the deprecated behavior will be removed, by default.
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