: $self->description
}
+sub source_description {
+ my ($self) = @_;
+
+ $self->price_source
+ ? $self->price_source->description
+ : $self->description
+}
+
sub to_str {
"source: @{[ $_[0]->source ]}, price: @{[ $_[0]->price]}, description: @{[ $_[0]->description ]}"
}