use strict;
use warnings;
-use Carp::Clan qw/^DBIx::Class/;
+use DBIx::Class::Carp;
+use Try::Tiny;
+use namespace::clean;
-our %_pod_inherit_config =
+our %_pod_inherit_config =
(
class_map => { 'DBIx::Class::Relationship::HasOne' => 'DBIx::Class::Relationship' }
);
"${class} has none"
) if !defined $pri && (!defined $cond || !length $cond);
- my $f_class_loaded = eval { $f_class->columns };
+ my $f_class_loaded = try { $f_class->columns };
my ($f_key,$too_many,$guess);
if (defined $cond && length $cond) {
$f_key = $cond;
$guess = "using primary key of foreign class for foreign key";
}
$class->throw_exception(
- "No such column ${f_key} on foreign class ${f_class} ($guess)"
+ "No such column '$f_key' on foreign class ${f_class} ($guess)"
) if $f_class_loaded && !$f_class->has_column($f_key);
$cond = { "foreign.${f_key}" => "self.${pri}" };
}
$class->_validate_has_one_condition($cond);
+
+ my $default_cascade = ref $cond eq 'CODE' ? 0 : 1;
+
$class->add_relationship($rel, $f_class,
$cond,
{ accessor => 'single',
- cascade_update => 1, cascade_delete => 1,
+ cascade_update => $default_cascade,
+ cascade_delete => $default_cascade,
($join_type ? ('join_type' => $join_type) : ()),
%{$attrs || {}} });
1;
sub _get_primary_key {
my ( $class, $target_class ) = @_;
$target_class ||= $class;
- my ($pri, $too_many) = eval { $target_class->_pri_cols };
- $class->throw_exception(
- "Can't infer join condition on ${target_class}: $@"
- ) if $@;
+ my ($pri, $too_many) = try { $target_class->_pri_cols }
+ catch {
+ $class->throw_exception("Can't infer join condition on ${target_class}: $_");
+ };
$class->throw_exception(
"might_have/has_one can only infer join for a single primary key; ".
# warning
return unless $self_id =~ /^self\.(.*)$/;
my $key = $1;
- $class->throw_exception("Defining rel on ${class} that includes ${key} but no such column defined here yet")
+ $class->throw_exception("Defining rel on ${class} that includes '$key' but no such column defined here yet")
unless $class->has_column($key);
my $column_info = $class->column_info($key);
if ( $column_info->{is_nullable} ) {