Another overhaul (hopefully one of the last ones) of the rollback handling

[dbsrgits/DBIx-Class.git] / lib / DBIx / Class / Storage / BlockRunner.pm

diff --git a/lib/DBIx/Class/Storage/BlockRunner.pm b/lib/DBIx/Class/Storage/BlockRunner.pm
index 4c5af9a..ad9cbf7 100644 (file)
--- a/lib/DBIx/Class/Storage/BlockRunner.pm
+++ b/lib/DBIx/Class/Storage/BlockRunner.pm
@@ -10,27 +10,7 @@ use Context::Preserve 'preserve_context';
 use DBIx::Class::_Util qw(is_exception qsub);
 use Scalar::Util qw(weaken blessed reftype);
 use Try::Tiny;
-
-# DO NOT edit away without talking to riba first, he will just put it back
-# BEGIN pre-Moo2 import block
-BEGIN {
-  my $initial_fatal_bits = (${^WARNING_BITS}||'') & $warnings::DeadBits{all};
-
-  local $ENV{PERL_STRICTURES_EXTRA} = 0;
-  # load all of these now, so that lazy-loading does not escape
-  # the current PERL_STRICTURES_EXTRA setting
-  require Sub::Quote;
-  require Sub::Defer;
-  require Moo;
-  require Moo::Object;
-  require Method::Generate::Accessor;
-  require Method::Generate::Constructor;
-
-  Moo->import;
-  ${^WARNING_BITS} &= ( $initial_fatal_bits | ~ $warnings::DeadBits{all} );
-}
-# END pre-Moo2 import block
-
+use Moo;
 use namespace::clean;
 
 =head1 NAME
@@ -178,22 +158,10 @@ sub _run {
     # something above threw an error (could be the begin, the code or the commit)
     if ( is_exception $run_err ) {
 
-      # attempt a rollback if we did begin in the first place
-      if ($txn_begin_ok) {
-        # some DBDs go crazy if there is nothing to roll back on, perform a soft-check
-        my $rollback_exception = $storage->_seems_connected
-          ? (! eval { $storage->txn_rollback; 1 }) ? $@ : ''
-          : 'lost connection to storage'
-        ;
-
-        if ( $rollback_exception and (
-          ! defined blessed $rollback_exception
-            or
-          ! $rollback_exception->isa('DBIx::Class::Storage::NESTED_ROLLBACK_EXCEPTION')
-        ) ) {
-          $run_err = "Transaction aborted: $run_err. Rollback failed: $rollback_exception";
-        }
-      }
+      # Attempt a rollback if we did begin in the first place
+      # Will append rollback error if possible
+      $storage->__delicate_rollback( \$run_err )
+        if $txn_begin_ok;
 
       push @{ $self->exception_stack }, $run_err;
 
@@ -233,13 +201,16 @@ sub _run {
   };
 }
 
-=head1 AUTHOR AND CONTRIBUTORS
+=head1 FURTHER QUESTIONS?
 
-See L<AUTHOR|DBIx::Class/AUTHOR> and L<CONTRIBUTORS|DBIx::Class/CONTRIBUTORS> in DBIx::Class
+Check the list of L<additional DBIC resources|DBIx::Class/GETTING HELP/SUPPORT>.
 
-=head1 LICENSE
+=head1 COPYRIGHT AND LICENSE
 
-You may distribute this code under the same terms as Perl itself.
+This module is free software L<copyright|DBIx::Class/COPYRIGHT AND LICENSE>
+by the L<DBIx::Class (DBIC) authors|DBIx::Class/AUTHORS>. You can
+redistribute it and/or modify it under the same terms as the
+L<DBIx::Class library|DBIx::Class/COPYRIGHT AND LICENSE>.
 
 =cut