allow for transactional_default config

lib/logidze.rb

@@ -37,6 +37,11 @@ class << self
     # By default we do not set +log_data_placement+ value and rely on `has_logidze` macros
     attr_accessor :log_data_placement
 
+    # Determines whether or not with_meta and with_responsible wrap their block
+    # in a transaction. Defaults to true.
+    attr_accessor :transactional_default
+
+
     # Temporary disable DB triggers.
     #
     # @example
@@ -87,4 +92,5 @@ def with_logidze_setting(name, value)
   self.on_pending_upgrade = :ignore
   self.sort_triggers_by_name = false
   self.log_data_placement = nil
+  self.transactional_default = true
 end

lib/logidze/meta.rb

@@ -3,12 +3,12 @@
 module Logidze # :nodoc:
   # Provide methods to attach meta information
   module Meta
-    def with_meta(meta, transactional: true, &block)
+    def with_meta(meta, transactional: Logidze.transactional_default, &block)
       wrapper = transactional ? MetaWithTransaction : MetaWithoutTransaction
       wrapper.wrap_with(meta, &block)
     end
 
-    def with_responsible(responsible_id, transactional: true, &block)
+    def with_responsible(responsible_id, transactional: Logidze.transactional_default, &block)
       return yield if responsible_id.nil?
 
       meta = {Logidze::History::Version::META_RESPONSIBLE => responsible_id}