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# frozen_string_literal: true
module ActiveRecord
module GitlabPatches
# This adds `rescue_from` to ActiveRecord::Base.
# Currently only the following places will be handled by `rescue_from`:
#
# - `ActiveRecord::Relation#load`, and other methods that call
# `ActiveRecord::Relation#exec_queries`.
# - `ActiveModel::UnknownAttributeError` as a result of `ActiveRecord::Base#assign_attributes`
#
# class ApplicationRecord < ActiveRecord::Base
# rescue_from MyException, with: :my_handler
#
# def my_handler(exception)
# Rails.logger.info exception.message
#
# raise exception
# end
# end
module RescueFrom
extend ActiveSupport::Concern
prepended do |base|
base.include ActiveSupport::Rescuable
end
end
module ExecQueriesRescueWithHandler
def exec_queries
super
rescue StandardError => e
# Method klass is defined in ActiveRecord gem lib/active_record/relation.rb
klass.rescue_with_handler(e) || raise
end
end
module AssignAttributesRescueWithHandler
def _assign_attributes(...)
super(...)
rescue StandardError => e
rescue_with_handler(e) || raise
end
end
end
end
ActiveSupport.on_load(:active_record) do
ActiveRecord::Relation.prepend(ActiveRecord::GitlabPatches::ExecQueriesRescueWithHandler)
ActiveRecord::Base.prepend(ActiveRecord::GitlabPatches::AssignAttributesRescueWithHandler)
ActiveRecord::Base.prepend(ActiveRecord::GitlabPatches::RescueFrom)
end
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