unless (ref $cond) {
$class->ensure_class_loaded($f_class);
- my ($pri, $too_many) = try { $class->_pri_cols }
- catch {
- $class->throw_exception("Can't infer join condition for '$rel' on ${class}: $_");
- };
- $class->throw_exception(
- "has_many can only infer join for a single primary key; ".
- "${class} has more"
- ) if $too_many;
-
- $class->throw_exception(
- "has_many needs a primary key to infer a join; ".
- "${class} has none"
- ) if !defined $pri && (!defined $cond || !length $cond);
+ my $pri = $class->result_source_instance->_single_pri_col_or_die;
my ($f_key,$guess);
if (defined $cond && length $cond) {
} else {
$class =~ /([^\:]+)$/; # match is safe - $class can't be ''
$f_key = lc $1; # go ahead and guess; best we can do
- $guess = "using our class name '$class' as foreign key";
+ $guess = "using our class name '$class' as foreign key source";
}
my $f_class_loaded = try { $f_class->columns };