added has_column_loaded

diff --git a/Changes b/Changes
index 6549a9f..313caad 100644 (file)
--- a/Changes
+++ b/Changes
@@ -1,5 +1,6 @@
 Revision history for DBIx::Class
 
+       - Added has_column_loaded to Row
         - Storage::DBI connect_info supports coderef returning dbh as 1st arg
         - add_components() doesn't prepend base when comp. prefixed with +
         - $schema->deploy

diff --git a/lib/DBIx/Class/Row.pm b/lib/DBIx/Class/Row.pm
index 2466753..28cd906 100644 (file)
--- a/lib/DBIx/Class/Row.pm
+++ b/lib/DBIx/Class/Row.pm
@@ -171,6 +171,14 @@ sub get_column {
   return undef;
 }
 
+sub has_column_loaded {
+  my ($self, $column) = @_;
+  $self->throw_exception( "Can't call has_column data as class method" ) unless ref $self;
+  return 1
+    if exists $self->{_column_data}{$column};
+  return 0;
+}
+
 =head2 get_columns
 
   my %data = $obj->get_columns;